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Dakin Sloss

Director at ProrataAI. Also a resignation as a director on 4/24/2024 at Halo Industries, a director at Paradromics and an executive officer and director at Prime Movers Lab.

InvestorDirectorPublic companyRoles at 3 startupsPrime Movers Lab
Updated Nov 9, 2026·Latest SEC filing Nov 10, 2026·Suggest an edit

About Dakin Sloss

Form D filings for ProrataAI in 2024 list Dakin Sloss as director.

Form D filings also name Dakin Sloss as a resignation as a director on 4/24/2024 at Halo Industries and a director at Paradromics.

Dakin Sloss reports to the SEC as a major shareholder of 4 public companies, including Momentus (MNTS), Vaxxinity (VAXX) and Heliogen (HLGN).

Dakin Sloss appears on fund filings for Prime Movers Lab.

Dakin Sloss first appears on SEC filings in 2018.

Experience

This experience comes from SEC filings. The years are when the filings name Dakin Sloss in the role, so the role may have started earlier or lasted longer.

Prime Movers Lab
Executive officer and director
2018 – 2026 · Fund filings for 8 funds
ProrataAI, Inc.
Director
2024 · Pasadena, CA
ProRata provides source attribution for AI answers to publishers, businesses, and AI platforms.
Halo Industries, Inc.
Resignation As A Director On 4/24/2024
2024 · Santa Clara, CA
Momentus Inc.
10% owner
2022 – 2023 · Public company (MNTS)
Vaxxinity, Inc.
10% owner
2021 – 2023 · Public company (VAXX)
Heliogen, Inc.
10% owner
2022 – 2023 · Public company (HLGN)
Paradromics, Inc.
Director
2023 · Austin, TX
AxonPrime Infrastructure Acquisition Corp
10% owner
2021 · Public company (APMIU)

Key Colleagues at Startups

The people Dakin Sloss works with at each company, as listed on that company's latest Form D.

ProrataAI, Inc. · Form D/A, Sep 26, 2024
ML
Michael Lang
Director
Bill Gross
Bill Gross
Founder and CEO, director
SA
Susan Aledort
Executive officer
Halo Industries, Inc. · Form D, May 8, 2024
ZH
Zia Huque
Director
DA
Dan Armbrust
Director
PS
Philip Van Stockum
Resignation As A Director On 4/26/2024
KH
AI
Andrei Iancu
President and director
ES
Paradromics, Inc. · Form D, Apr 5, 2023
MA
Matthew Angle
CEO and director
JB
James Burrows
Executive officer and director
AK
Amy Kruse
Director

Sources

  1. SECProrataAI, Inc. Form D/A, filed Sep 26, 2024
  2. SECHalo Industries, Inc. Form D, filed May 8, 2024
  3. SECParadromics, Inc. Form D, filed Apr 5, 2023
  4. SECForms 3, 4 and 5 filed by Dakin Sloss (SEC filer 1875411)