PartnerFacts
Data last updated: Oct 23, 2026, 5:45 PM ETLatest filing: Oct 22, 2026Now: Oct 24, 2026, 10:12 AM ET

Sponsor Check › Person

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Ian Ratcliffe

Named as an officer, director or promoter on SEC Form D filings · MA · Nov 24, 2009 → Dec 2, 2020

5deals (issuers)
$80.6Mreported sold
66investors
13Form D filings
2009–2020years on file

Data last updated Oct 23, 2026, 5:45 PM ET · Courts (RECAP) last checked: Oct 24, 2026, 2:20 AM ET · SEC enforcement last checked: covered by the index scan as of Oct 24, 2026, 2:50 AM ET

The short version

Ian Ratcliffe is listed as an executive officer, director, and promoter on 13 SEC Form D filings by 5 issuers between Nov 2009 and Dec 2020: Mitra RxDx, Inc. (Woburn, MA — other health care — 2016–2019; $43.8M reported sold to 19 investors), Agilis Biotherapeutics, Inc. (Cambridge, MA — biotechnology — 2017; $12.7M reported sold to 27 investors), Stemgent, Inc. (Cambridge, MA — biotechnology — 2009–2012; $11.3M reported sold to 8 investors), NanoView Biosciences, Inc. (Boston, MA — biotechnology — 2018–2020; $9M reported sold to 4 investors) and ENZYMATICS INC (Beverly, MA — industry reported as "Other" — 2013; $3.79M reported sold to 8 investors).

What this means A repeat sponsor — 5 separate companies raised money with this person listed as executive officer, director, and promoter, over about 11 years. Across those companies the filings report $80.6M sold in total.

Listed alongside Augustine Lawlor (7 shared filings), Harold R. Werner (7 shared filings), Ralph Christoffersen (7 shared filings), Stefan Miltenyi (6 shared filings), Anjana Sasidharan (2 shared filings) and 23 others.

What this means These are the other officers, directors or promoters the companies named on the same forms — the team around Ian. Each name links to their own page.

Public records searched: federal courts (CourtListener / RECAP), SEC enforcement releases, state securities regulators (AK, AL, AR, AZ, CA, CO, CT, DC, DE, FINRA, FL, GA, HI, ID, IL, KS, KY, LA, MA, MD, ME, MI, MO, MS, MT, NASAA, NC, ND, NH, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, WA, WI, WV, WY) — none found.

What this means Nothing turned up where we looked (3 sources). That does not prove there is nothing — it means none was found in those sources on that date.

We compared 13 public filings for Ian Ratcliffe and found 14 differences, 1 worth asking the sponsor about: Form D filed 67 days after the first sale; and more below.

What this means These are differences between the sponsor's own SEC filings — both values, dates and sources are listed in Key records, section 4. Most have ordinary explanations; ask the sponsor.

What the community is saying

Community search for Ian Ratcliffe has not run yet — it is #12,198 of 48,936 in line; searches run around the clock at the hosts' allowed rate. Searched so far: 641 names.

Community comments are quoted as written by their authors. Sources searched: Bing (site:reddit.com / site:biggerpockets.com) and Reddit's own search, plus DuckDuckGo/Brave/BiggerPockets search when they are answering.

Key records

Five things investors ask first. Items still in human review are counted, not shown.

1. Lawsuits

None found in sources searched — federal courts (CourtListener / RECAP), checked Oct 24, 2026

What was searched

Sources searched: CourtListener bulk data (RECAP dockets as of 2026-09-30; recall-first rule 10-24) — federal district + bankruptcy courts State courts: not covered (one-tap state court links under Look further). PACER: not searched. · Last checked Oct 24, 2026, 2:20 AM ET.

State courts: not covered (one-tap state court links under Look further). No state offers a lawful automated statewide source PartnerFacts can use today. Texas (re:SearchTX) terms prohibit storing results in a database open to third parties; New York (WebCivil) and Massachusetts (MassCourts) require a browser check that blocks scripted queries; California has no statewide index (58 county portals; Rule of Court 2.503 grants name-based access case by case); Florida, Utah and Illinois offer paid or partial access whose terms for automated use are unverified. Washington (dw.courts.wa.gov; bulk index reports under a JISC data-dissemination agreement), Delaware (CourtConnect; Court of Chancery not included) and Arizona (apps.azcourts.gov/publicaccess, which has an official channel to request high-volume access) are the candidates; PartnerFacts will request written permission before any automated search. Federal courts are searched through CourtListener / RECAP.

2. Regulatory actions

None found in sources searched — SEC enforcement releases (index scan as of Oct 24, 2026, 2:50 AM ET) · state securities regulators: 48 regulators (FINRA, NASAA, 37 states) — crawled Oct 24, 2026, 8:48 AM ET

What was searched

SEC enforcement searched: SEC litigation releases and administrative proceedings — respondent names in the sec.gov index titles (30,205 releases, 1995-09-19 to 2026-10-23); release text is read only to confirm a candidate. Names that appear only in the body of a release are not found. — Searched SEC litigation releases and administrative proceedings (1995→ / 2007→) (30,205 records as of Oct 24, 2026, 2:50 AM ET) — nothing matched Ian Ratcliffe..

State securities regulators: Securities regulators searched (64,910 actions): FINRA (38,350 actions, 1995–2026), NASAA (31 actions, 2000–2026; listing starts 1997), AK Division of Banking and Securities (273 actions, 1971–2025), AL Securities Commission (880 actions, 2001–2026), AR Securities Department (1,305 actions, 1998–2026), AZ Corporation Commission Securities Division (411 actions, 2017–2026), CA DFPI (25 actions, 2007–2024; listing starts 2002 — 16 of 12,159 DFPI respondent pages read so far; sponsor-name matches are read first), CO Division of Securities (731 actions, 2001–2026; older years from the Internet Archive (snapshot of 2026-05-02)), CT Department of Banking Securities Division (940 actions, 2006–2026; older years from the Internet Archive (snapshot of 2026-04-22)), DC DISB Securities Bureau (25 actions, 2012–2026), DE DOJ Investor Protection Unit (257 actions, 1987–2026), FL Office of Financial Regulation (49 actions, 2018–2026), GA Secretary of State Securities Division (65 actions, 2015–2026; listing starts 2012), HI DCCA Securities Enforcement Branch (26 actions, 2012–2026), ID Department of Finance Securities Bureau (663 actions, 1994–2026), IL Secretary of State Securities Department (4,122 actions, 2003–2023), KS Insurance Department Securities Division (58 actions), KY Department of Financial Institutions (342 actions, 2005–2026), LA Office of Financial Institutions Securities Division (13 actions, 2010–2025; listing starts 2008), MA Secretary of the Commonwealth Securities Division (125 actions, 2012–2025; live site blocks automated access — loaded from the Internet Archive snapshot of 2026-02-04), MD Attorney General Securities Division (1,054 actions, 2004–2026), ME Office of Securities (539 actions, 2000–2026), MI LARA Corporations, Securities & Commercial Licensing Bureau (201 actions), MO Secretary of State Securities Division (919 actions, 1998–2026), MS Secretary of State Securities Division (209 actions, 1995–2026), MT Commissioner of Securities and Insurance (597 actions, 2000–2026), NC Secretary of State Securities Division (265 actions, 2004–2024), ND Securities Department (711 actions, 1990–2026; the regulator no longer publishes this list live — loaded from the Internet Archive snapshot of 2026-01-06), NH Bureau of Securities Regulation (402 actions, 2002–2026), NM Regulation and Licensing Department Securities Division (90 actions, 2010–2025), NV Secretary of State Securities Division (118 actions, 2018–2026), NY Attorney General Investor Protection Bureau (44 actions, 2012–2026), OH Division of Securities (327 actions, 1993–2006), OK Department of Securities (2,531 actions, 1998–2026), OR Division of Financial Regulation (589 actions, 1988–2026), PA Department of Banking and Securities (1,448 actions, 2008–2024; the regulator no longer publishes this list live — loaded from the Internet Archive snapshot of 2024-08-09), RI DBR Securities Division (98 actions, 2005–2025), SC Attorney General Securities Division (540 actions, 2006–2026), SD Division of Insurance – Securities Regulation (106 actions, 2017–2026), TN Department of Commerce and Insurance Securities Division (405 actions, 1992–2026), TX State Securities Board (936 actions, 1999–2026), UT Division of Securities (772 actions, 2000–2026; older years from the Internet Archive (snapshot of 2010-05-27)), VT DFR Securities Division (137 actions, 2010–2026), WA DFI (2,039 actions, 2001–2026), WI DFI Division of Securities (1,072 actions, 1998–2026), WV Securities Commission (State Auditor) (64 actions), WY Secretary of State Compliance Division (6 actions, 2016–2024) — last crawled Oct 24, 2026, 8:48 AM ET. No machine-readable public listing today for IA, IN, MN, NE, NJ, VA (see docs/state-regulators.md).

3. Bankruptcies

None found in sources searched — federal bankruptcy courts (CourtListener / RECAP), checked Oct 24, 2026

What was searched

Sources searched: Federal bankruptcy courts via CourtListener / RECAP archive (federal district courts, federal bankruptcy courts). State courts: not covered (one-tap state court links under Look further). PACER: not searched (RECAP only). · Last checked Oct 24, 2026, 2:20 AM ET.

State courts: not covered (one-tap state court links under Look further). No state offers a lawful automated statewide source PartnerFacts can use today. Texas (re:SearchTX) terms prohibit storing results in a database open to third parties; New York (WebCivil) and Massachusetts (MassCourts) require a browser check that blocks scripted queries; California has no statewide index (58 county portals; Rule of Court 2.503 grants name-based access case by case); Florida, Utah and Illinois offer paid or partial access whose terms for automated use are unverified. Washington (dw.courts.wa.gov; bulk index reports under a JISC data-dissemination agreement), Delaware (CourtConnect; Court of Chancery not included) and Arizona (apps.azcourts.gov/publicaccess, which has an official channel to request high-volume access) are the candidates; PartnerFacts will request written permission before any automated search. Federal courts are searched through CourtListener / RECAP.

4. Differences between public sources

Comparisons cover issuers and sponsor groups — see the issuer pages under Deals

14 differences found between the filings for Ian Ratcliffe — 1 worth asking about (compared 13 filings on Oct 24, 2026)

Note · Sep 19, 2025

Bankruptcy case: George Daaboul — filed Sep 19, 2025

United States Bankruptcy Court, D. Massachusetts docket "George Daaboul" filed Sep 19, 2025 (Open). George Daaboul (listed on the same filings) is listed as Debtor ("George Daaboul"). Our match estimate: 80%.

What this means A bankruptcy filing was found. Many are old or personal and have nothing to do with the deal — but ask what it was and when it closed.

Sources
Note · Feb 11, 2020 – Dec 3, 2020

Bankruptcy case: George Daaboul — filed Feb 11, 2020

United States Bankruptcy Court, D. Massachusetts docket "George Daaboul" filed Feb 11, 2020, closed Dec 3, 2020. George Daaboul (listed on the same filings) is listed as Debtor ("George Daaboul"). Our match estimate: 80%.

What this means A bankruptcy filing was found. Many are old or personal and have nothing to do with the deal — but ask what it was and when it closed.

Sources
Worth asking · Jun 4, 2012 – Aug 10, 2012

Form D filed 67 days after the first sale — Stemgent, Inc.

The filing says the first sale was Jun 4, 2012. The Form D was filed Aug 10, 2012 — 67 days later. The rule: a Form D is generally due within 15 days after the first sale, so this one is 52 days past that.

What this means A late notice is common and carries no penalty by itself. It is worth asking the sponsor why the paperwork lagged.

Sources
Note · Jan 6, 2012 – Jan 31, 2012

Form D filed 25 days after the first sale — Stemgent, Inc.

The filing says the first sale was Jan 6, 2012. The Form D was filed Jan 31, 2012 — 25 days later. The rule: a Form D is generally due within 15 days after the first sale, so this one is 10 days past that.

What this means A late notice is common and carries no penalty by itself. It is worth asking the sponsor why the paperwork lagged.

Sources
Note · Nov 12, 2009 – May 28, 2019

9 offerings have no amendment in the last 12 months and may still be open

No amendment in the last 12 months on an offering that may still be open — Mitra RxDx, Inc. (latest filing May 28, 2019) · No amendment in the last 12 months on an offering that may still be open — NanoView Biosciences, Inc. (latest filing Oct 3, 2018) · No amendment in the last 12 months on an offering that may still be open — Agilis Biotherapeutics, Inc. (latest filing Feb 24, 2017) · No amendment in the last 12 months on an offering that may still be open — Mitra RxDx, Inc. (latest filing Sep 1, 2016) · No amendment in the last 12 months on an offering that may still be open — Stemgent, Inc. (latest filing Jan 31, 2012) · and 4 more

What this means SEC rules expect a yearly amendment while an offering is still going. Ask the sponsor which of these raises have closed.

Sources
Note · Apr 13, 2011 – Jun 10, 2011

Ian Ratcliffe's role changed at Stemgent, Inc.: executive officer, director → executive officer, director, promoter

The Apr 13, 2011 filing lists Ian Ratcliffe as executive officer, director; the Jun 10, 2011 Form D/A lists executive officer, director, promoter.

What this means Roles on Form D are self-reported by the issuer. A change can mean a real change in who runs the company, or just a different box ticked. Ask who makes decisions today.

Sources
Note · Jul 30, 2018 – May 28, 2019

Offering amount changed between filings — Mitra RxDx, Inc.

The Jul 30, 2018 filing says $45,000,000 offered; the May 28, 2019 Form D/A says $48,000,000.

What this means The target raise changed. Raising the cap is common when a deal grows; ask whether the extra money has the same terms and use.

Sources
Note · May 13, 2010 – Jun 10, 2011

Offering amount changed between filings — Stemgent, Inc.

The May 13, 2010 filing says $10,127,600 offered; the Jun 10, 2011 Form D/A says $14,127,591.

What this means The target raise changed. Raising the cap is common when a deal grows; ask whether the extra money has the same terms and use.

Sources
Note · May 13, 2010 – Jun 10, 2011

Minimum investment changed between filings — Stemgent, Inc.

The May 13, 2010 filing lists a minimum of $500,000; the Jun 10, 2011 Form D/A lists $0.

What this means A different minimum usually means the offering terms changed. Check which terms apply to you.

Sources
Note · Nov 24, 2009 – May 13, 2010

Industry group changed between filings — Stemgent, Inc.

"Other" (Nov 24, 2009); then "Biotechnology" (May 13, 2010 to Aug 10, 2012).

What this means The issuer described its business differently on different forms. Often it is just a different box ticked; sometimes the deal itself changed. Ask which business your money is in.

Sources
Note · Aug 26, 2009 – Sep 30, 2025

Same name, different state: "IAN RATCLIFFE" (VA) is a separate record

This page covers filings where the address state is MA. A separate record, "IAN RATCLIFFE" with address state VA, is listed on 22 filings — most recently by Sands Capital Global Venture Fund II-PA, L.P. (Sep 30, 2025). Both records have filings in the same period (Nov 24, 2009 to Dec 2, 2020).

What this means Two records with one name were active at the same time. That can be one person listing different company addresses, or two different people. We keep them apart until a filing ties them together. Check both pages before you decide.

Sources
Note · Feb 8, 2016 – Dec 5, 2024

Same name, different state: "Ian Ratcliffe" (NH) is a separate record

This page covers filings where the address state is MA. A separate record, "Ian Ratcliffe" with address state NH, is listed on 12 filings — most recently by FreshAir Sensor LLC (Dec 5, 2024). Both records have filings in the same period (Feb 8, 2016 to Dec 2, 2020).

What this means Two records with one name were active at the same time. That can be one person listing different company addresses, or two different people. We keep them apart until a filing ties them together. Check both pages before you decide.

Sources
Note · Jul 29, 2022 – Oct 28, 2024

Same name, different state: "Ian Ratcliffe" (PA) is a separate record

This page covers filings where the address state is MA. A separate record, "Ian Ratcliffe" with address state PA, is listed on 5 filings — most recently by VITARA BIOMEDICAL, INC. (Oct 28, 2024). The two records do not overlap in time: this page runs Nov 24, 2009 to Dec 2, 2020; the other runs Jul 29, 2022 to Oct 28, 2024.

What this means Could be the same person who moved, or two people with the same name. We keep them apart until a filing ties them together. Check both pages before you decide.

Sources
Note · Jan 3, 2019 – Nov 24, 2021

Same name, different state: "IAN RATCLIFFE" (L2) is a separate record

This page covers filings where the address state is MA. A separate record, "IAN RATCLIFFE" with address state L2, is listed on 2 filings — most recently by TECKRO, INC. (Nov 24, 2021). Both records have filings in the same period (Jan 3, 2019 to Dec 2, 2020).

What this means Two records with one name were active at the same time. That can be one person listing different company addresses, or two different people. We keep them apart until a filing ties them together. Check both pages before you decide.

Sources
What is compared

What is compared: every Form D and D/A we hold for this subject, side by side — filing dates vs. first-sale dates (the 15-day rule), amendment timing on open offerings (the yearly-amendment expectation), amounts sold, investor counts, offering amounts and minimums across amendments, industry and size bands, addresses, how each person's name and role is written, paid sellers' CRD numbers, and (for groups) where the member companies were formed and sit. Everything is as filed by the issuer; the SEC does not check it. Differences are common and usually have ordinary explanations — we show both values, the dates, and the source so you can ask. As of Oct 24, 2026.

5. Money to insiders

None reported on 12 offerings — no sales commissions, finder's fees or proceeds to insiders

Per-offering detail
Offering (latest filing)Sales commissionsFinder's feesTo insidersPaid to sell itSource
Dec 2, 2020 D
NanoView Biosciences, Inc.
File 021-381983
$0$0$0None listed on this filingEDGAR ↗
May 28, 2019 D/A
Mitra RxDx, Inc.
File 021-318062
$0$0$0None listed on this filingEDGAR ↗
Oct 3, 2018 D
NanoView Biosciences, Inc.
File 021-322675
$0$0$0None listed on this filingEDGAR ↗
Feb 24, 2017 D
Agilis Biotherapeutics, Inc.
File 021-281302
$0$0$0None listed on this filingEDGAR ↗
Sep 1, 2016 D
Mitra RxDx, Inc.
File 021-269925
$0$0$0None listed on this filingEDGAR ↗
Aug 15, 2013 D
ENZYMATICS INC
File 021-201385
$0$0$0None listed on this filingEDGAR ↗
Aug 10, 2012 D
Stemgent, Inc.
File 021-182570
$0$0$0None listed on this filingEDGAR ↗
Jan 31, 2012 D
Stemgent, Inc.
File 021-172717
$0$0$0None listed on this filingEDGAR ↗
Oct 28, 2011 D
Stemgent, Inc.
File 021-167970
$0$0$0None listed on this filingEDGAR ↗
Jun 10, 2011 D/A
Stemgent, Inc.
File 021-141981
$0$0$0 (est.)None listed on this filingEDGAR ↗
Apr 13, 2011 D
Stemgent, Inc.
File 021-158280
$0$0$0None listed on this filingEDGAR ↗
Nov 24, 2009 D
Stemgent, Inc.
File 021-115615
$0$0$0 (est.)None listed on this filingEDGAR ↗

Counts come from Form D Items 12–15 on the filings in our index (latest filing per offering; one offering = one SEC file number; an amendment updates its offering rather than adding one). "To insiders" = gross proceeds used for payments to executive officers, directors or promoters. "—" = not reported on that filing. Amounts marked (est.) were reported as estimates. "Paid to sell it" = sales compensation recipients named on that filing (Item 12), each linked to FINRA BrokerCheck when a CRD number is reported.

Counted across every filing this person is listed on (latest filing per offering, per issuer).

Deals 5

Every issuer that named Ian Ratcliffe on a Form D, newest first. A Form D is the notice a company files after it starts selling a private investment.

Biotechnology

NanoView Biosciences, Inc.

Boston, MA · Oct 3, 2018 → Dec 2, 2020 · 2 filings
  • Dec 2, 2020 · D · $6,000,000 sold of $6,000,000 · 4 investors · min. No minimum reported · role: Director EDGAR ↗
  • Oct 3, 2018 · D · $9,000,000 sold of $10,000,000 · 3 investors · min. No minimum reported · role: Director EDGAR ↗

Raised $9M from 4 investors (100% of the $6M target) as of the latest filing. Ian is listed as director on 2 filings for this deal.

Sources

Every row is a Form D or D/A on which the issuer listed this name as a related person. Amount sold and investors are the maximum reported on any filing for this issuer. "Similar" = offerings in the same industry claiming the same exemption, filed in the last 5 years: Biotechnology / 506(b) (3,253 filings); ranges are the middle half (25th–75th percentile). Computed by PartnerFacts from SEC EDGAR Form D data as of Oct 23, 2026, 5:45 PM ET. Rows without a range: fewer than 30 comparable filings, or not a Rule 506 offering. No ranking or score.

Other Health Care

Mitra RxDx, Inc.

Woburn, MA · Sep 1, 2016 → May 28, 2019 · 2 filings
  • May 28, 2019 · D/A · $43,823,554 sold of $48,000,000 · 13 investors · min. No minimum reported · role: Director EDGAR ↗
  • Sep 1, 2016 · D · $26,400,000 sold of $27,400,000 · 7 investors · min. $1 · role: Director EDGAR ↗

Raised $43.8M from 19 investors (91% of the $48M target) as of the latest filing. Ian is listed as director on 2 filings for this deal.

Sources

Every row is a Form D or D/A on which the issuer listed this name as a related person. Amount sold and investors are the maximum reported on any filing for this issuer. "Similar" = offerings in the same industry claiming the same exemption, filed in the last 5 years: Other Health Care / 506(b) (4,189 filings); ranges are the middle half (25th–75th percentile). Computed by PartnerFacts from SEC EDGAR Form D data as of Oct 23, 2026, 5:45 PM ET. Rows without a range: fewer than 30 comparable filings, or not a Rule 506 offering. No ranking or score.

Biotechnology

Agilis Biotherapeutics, Inc.

Cambridge, MA · Feb 24, 2017
  • Feb 24, 2017 · D · $12,668,727 sold of $23,335,392 · 19 investors · min. No minimum reported · role: Director EDGAR ↗

Raised $12.7M from 27 investors (54% of the $23.3M target) as of the latest filing. Ian is listed as director.

Sources

Every row is a Form D or D/A on which the issuer listed this name as a related person. Amount sold and investors are the maximum reported on any filing for this issuer. "Similar" = offerings in the same industry claiming the same exemption, filed in the last 5 years: Biotechnology / 506(b) (3,253 filings); ranges are the middle half (25th–75th percentile). Computed by PartnerFacts from SEC EDGAR Form D data as of Oct 23, 2026, 5:45 PM ET. Rows without a range: fewer than 30 comparable filings, or not a Rule 506 offering. No ranking or score.

Other

ENZYMATICS INC

Beverly, MA · Aug 15, 2013
  • Aug 15, 2013 · D · $3,786,231 sold of $3,786,231 · 8 investors · min. No minimum reported · role: Director EDGAR ↗

Raised $3.79M from 8 investors (100% of the $3.79M target) as of the latest filing. Ian is listed as director.

Sources

Every row is a Form D or D/A on which the issuer listed this name as a related person. Amount sold and investors are the maximum reported on any filing for this issuer.

Biotechnology

Stemgent, Inc.

Cambridge, MA · Nov 24, 2009 → Aug 10, 2012 · 7 filings
  • Aug 10, 2012 · D · $11,299,993 sold of $11,299,993 · 8 investors · min. No minimum reported · role: Executive Officer, Director, Promoter EDGAR ↗
  • Jan 31, 2012 · D · $6,297,998 sold of $8,797,992 · 8 investors · min. No minimum reported · role: Executive Officer, Director, Promoter EDGAR ↗
  • Oct 28, 2011 · D · $584,810 sold of $600,000 · 6 investors · min. No minimum reported · role: Executive Officer, Director, Promoter EDGAR ↗
  • Jun 10, 2011 · D/A · $10,627,591 sold of $14,127,591 · 8 investors · min. No minimum reported · role: Executive Officer, Director, Promoter (President, Chief Executive Officer and Treasurer of the Issuer) EDGAR ↗
  • Apr 13, 2011 · D · $750,000 sold of $3,000,000 · 8 investors · min. $3,451 · role: Executive Officer, Director EDGAR ↗
  • May 13, 2010 · D · $5,627,599 sold of $10,127,600 · 6 investors · min. $500,000 · role: Executive Officer, Director EDGAR ↗
  • Nov 24, 2009 · D · $2,700,000 sold of $3,000,000 · 2 investors · min. $10,000 · role: Director, Executive Officer (President) EDGAR ↗

Raised $11.3M from 8 investors (100% of the $11.3M target) as of the latest filing. Ian is listed as executive officer, director, promoter on 7 filings for this deal.

Sources

Every row is a Form D or D/A on which the issuer listed this name as a related person. Amount sold and investors are the maximum reported on any filing for this issuer.

Other pages with the same name (4)

Separate person records under the same name, not combined with this page. Each line says whether it shares an issuer with this record.

  • IAN RATCLIFFE — VA, 14 issuers, Aug 26, 2009 → Sep 30, 2025 · no shared issuer
  • Ian Ratcliffe — NH, 2 issuers, Feb 8, 2016 → Dec 5, 2024 · no shared issuer
  • IAN RATCLIFFE — Ireland (as filed: L2), 1 issuer, Jan 3, 2019 → Nov 24, 2021 · no shared issuer
  • Ian Ratcliffe — PA, 1 issuer, Jul 29, 2022 → Oct 28, 2024 · no shared issuer

People around Ian 28

Officers, directors, promoters and management entities named on the same filings, as of Oct 23, 2026, 5:45 PM ET.

HW
No photo found yet (own website and image search run after this page is viewed)
Person

Harold R. Werner

Director · 7 shared filings (1 issuer) · also on 1 other issuer

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

RC
No photo found yet (own website and image search run after this page is viewed)
Person

Ralph Christoffersen

Director · 7 shared filings (1 issuer) · also on 6 other issuers

Ralph Christoffersen is on 7 issuers in total — a repeat sponsor. Their page lists every one.

AL
No photo found yet (own website and image search run after this page is viewed)
Person

Augustine Lawlor

Director · 7 shared filings (1 issuer) · also on 15 other issuers

Augustine Lawlor is on 16 issuers in total — a repeat sponsor. Their page lists every one.

SM
No photo found yet (own website and image search run after this page is viewed)
Person

Stefan Miltenyi

Director · 6 shared filings (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

AS
No photo found yet (own website and image search run after this page is viewed)
Person

Anjana Sasidharan

Director · 2 shared filings (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

MS
No photo found yet (own website and image search run after this page is viewed)
Person

Mallikarjun Sundaram

Executive Officer, Director, Promoter · 2 shared filings (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

PM
No photo found yet (own website and image search run after this page is viewed)
Person

Pradip Kumar Majumder

Executive Officer, Director, Promoter · 2 shared filings (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

VC
No photo found yet (own website and image search run after this page is viewed)
Person

Vineet Chadha

Director · 2 shared filings (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

MR
No photo found yet (own website and image search run after this page is viewed)
Person

Michael Rubin

Director · 2 shared filings (2 issuers) · also on 3 other issuers

Michael Rubin is on 5 issuers in total — a repeat sponsor. Their page lists every one.

PC
No photo found yet (own website and image search run after this page is viewed)
Person

Parker Cassidy

Director · 2 shared filings (1 issuer) · also on 1 other issuer

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

GW
No photo found yet (own website and image search run after this page is viewed)
Person

Gerald Williamson

Executive Officer, Director · 2 shared filings (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

GD
No photo found yet (own website and image search run after this page is viewed)
Person

George Daaboul

Executive Officer, Director · 2 shared filings (1 issuer) · also on 1 other issuer

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

DF
No photo found yet (own website and image search run after this page is viewed)
Person

David Freedman

Executive Officer · 2 shared filings (1 issuer) · also on 1 other issuer

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

AJ
No photo found yet (own website and image search run after this page is viewed)
Person

Andrea Jackson

Director · 1 shared filing (1 issuer) · also on 7 other issuers

Andrea Jackson is on 8 issuers in total — a repeat sponsor. Their page lists every one.

PM
No photo found yet (own website and image search run after this page is viewed)
Person

Paul Manning

Director · 1 shared filing (1 issuer) · also on 8 other issuers

Paul Manning is on 9 issuers in total — a repeat sponsor. Their page lists every one.

JP
No photo found yet (own website and image search run after this page is viewed)
Person

Jack Percoskie

Executive Officer · 1 shared filing (1 issuer) · also on 2 other issuers

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

SP
No photo found yet (own website and image search run after this page is viewed)
Person

Stephen Picone

Executive Officer, Director · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

CB
No photo found yet (own website and image search run after this page is viewed)
Person

Christopher Benoit

Executive Officer, Director · 1 shared filing (1 issuer) · also on 1 other issuer

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

CC
No photo found yet (own website and image search run after this page is viewed)
Person

Charles Cooney

Director · 1 shared filing (1 issuer) · also on 7 other issuers

Charles Cooney is on 8 issuers in total — a repeat sponsor. Their page lists every one.

AS
No photo found yet (own website and image search run after this page is viewed)
Person

Alexander M. Seaver

Director · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

GH
No photo found yet (own website and image search run after this page is viewed)
Person

G. Houston Hall

Director · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

AS
No photo found yet (own website and image search run after this page is viewed)
Person

Adrian Z. Stecyk

Director · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

MB
No photo found yet (own website and image search run after this page is viewed)
Person

Mahendran Balachandran

Director · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

RH
No photo found yet (own website and image search run after this page is viewed)
Person

Robert Hardie

Director · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

MA
No photo found yet (own website and image search run after this page is viewed)
Person

Maneesh Arora

Executive Officer, Director · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

SC
No photo found yet (own website and image search run after this page is viewed)
Person

Steven Coleman

Executive Officer · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

MP
No photo found yet (own website and image search run after this page is viewed)
Person

Mark J. Pykett

Executive Officer, Director · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

BS
No photo found yet (own website and image search run after this page is viewed)
Person

Barath Subramanian

Director · 1 shared filing (1 issuer)

Listed on the same filings as Ian Ratcliffe. Their page shows their other deals.

The team behind the deals

Same business address

49 other issuers file from the same address

A shared address can mean the same team, a shared office building or a registered agent. It is a lead, not a conclusion.

Registrations and other filings

Business registration (state registry / Secretary of State)

Individuals are not matched to business registrations — registries list companies, and a name alone is not enough to tie a person to one. Officers and managers appear by name inside each matched company's record on the issuer pages. Registries searched: AL (Alabama Secretary of State — Business Entity Records (arc-sos.state.al.us), searched by issuer name, data as of Oct 24, 2026); CO (Colorado Secretary of State — Business Entities in Colorado (data.colorado.gov), data as of Oct 23, 2026); CT (Connecticut Secretary of the State — Business Registry (data.ct.gov), data as of Oct 24, 2026); FL (Florida Department of State, Division of Corporations — quarterly corporate data file (Sunbiz), data as of Oct 7, 2026); NY (New York Department of State — Corporations and Other Entities (data.ny.gov: All Filings + Active Corporations), data as of Oct 20, 2026); OR (Oregon Secretary of State — Active Businesses, All (data.oregon.gov), data as of Oct 20, 2026); PA (Pennsylvania Department of State — Registered Businesses, Current (data.pa.gov), data as of Oct 6, 2026); TX (Texas Comptroller — Active Franchise Taxpayers incl. Secretary of State file data (data.texas.gov), data as of Oct 24, 2026). Registries of other states have not been searched: many publish no bulk file and require a CAPTCHA or bot challenge on their search page, which we do not bypass (Delaware, for example, offers no public bulk file).

Adviser registration (Form ADV)

None of the 5 issuers this person is listed on appears in Form ADV (searched 24,962 advisers as of Oct 2, 2026). A person is never an adviser firm; Form ADV is checked for the issuers and the management companies they are listed with.

Other offering types (Regulation A and Regulation Crowdfunding)

Searched SEC Regulation A Data Sets (Forms 1-A, 1-K, 1-Z; 2015 Q2 → 2026 Q3); SEC Crowdfunding Offerings Data Sets (Form C family; 2016 Q2 → 2026 Q3); EDGAR form index for 2026 Q3 → 2026 Q4 (51,358 records as of Oct 23, 2026, 8:41 PM ET) — nothing matched this name.

Property records none — individuals are not matched

Property records are matched to companies only, never to individuals, so none are matched to Ian Ratcliffe by design. Searched property records in Hillsborough County FL (Clerk recorded-document index Oct 14, 2026 to Oct 15, 2026 + FL DOR 2026 ownership roll), Miami-Dade County FL (FL DOR 2026 ownership roll), Harris County TX (HCAD 2026 ownership roll), Dallas County TX (DCAD 2026 ownership roll), New York City ACRIS documents and PLUTO ownership rows already retrieved for other issuers, Cook County IL sale and ownership rows already retrieved for other issuers (814,874 records as of Oct 23, 2026, 8:59 PM ET) for the 5 issuers this person is listed on — nothing matched.

Public profiles and social

Websites and social links of the issuers Ian Ratcliffe is listed on: none on file. No website or social profile named in Mitra RxDx, Inc.'s SEC filings (Form C, Reg A, Form ADV; checked Oct 24, 2026). Web search for this name: #234,182 of 374,652 in line (1,386 issuers searched so far). One-tap searches: Look further ↓

Look further

One-tap searches on sites we do not index ourselves, with the name pre-filled (Woburn, MA). Each opens in a new tab; what you find there is not verified by PartnerFacts.

Change history

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