MATTHEW HAMMEL is listed as a director and promoter on 2 SEC Form D filings by 1 issuer between Jun 2024 and Nov 2025: Rivington Labs Inc. (San Francisco, CA — other technology — 2024–2025; $38M reported sold to 16 investors).
What this means One deal on file with the SEC. A Form D is the notice a company files after it starts selling a private investment — it is a notice, not an approval.
Listed alongside ALEXANDER HALLIDAY (2 shared filings), Sandhya Hegde (2 shared filings), BERNABE GONZALEZ SEGREDO (1 shared filing) and MIKE DUBOE (1 shared filing).
What this means These are the other officers, directors or promoters the companies named on the same forms — the team around MATTHEW. Each name links to their own page.
Public records searched: federal courts (CourtListener / RECAP), SEC enforcement releases, state securities regulators (AZ, CA, DE, TX, WA) — 1 bankruptcy case matching the name listed in Key records below.
What this means 1 record came back. Each one is listed below with a link to the original document and a line saying why it matched. A name match is not proof it is the same person or company — read the why line and the document. Being sued or named in a release is an accusation, not a finding.
We compared 2 public filings for MATTHEW HAMMEL and found 4 differences: Form D filed 17 days after the first sale; No amendment in the last 12 months on an offering that may still be open; 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.