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Onebrief, Inc.

Onebrief sells planning and collaboration software to military commands.

Updated Nov 9, 2026·Latest SEC filing Oct 14, 2026·Suggest an edit

About Onebrief

Onebrief is a private company based in Honolulu, Hawaii. It has reported $131,783,379 raised in six offerings on Form D since October 2022. Its chief executive is Grant Demaree.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Apr 22, 2025Jun 17, 2025$23,581,422of $23.5M target5$4.7MEquityRule 506(b)Form D ↗
Dec 19, 2024Jan 28, 2025$58,748,142of $60.3M target13$4.5MEquityRule 506(b)Form D ↗
Apr 5, 2024Apr 23, 2024$16,000,509of $24.4M target9$1.7MEquityRule 506(b)Form D ↗
Oct 2, 2023Oct 19, 2023$12,500,000of $18.0M target2$6.2MDebt, OptionsRule 506(b)Form D ↗
Sep 29, 2021Oct 12, 2022$6,128,321of $6.5M target30$204KEquityRule 506(b)Form D ↗
Sep 27, 2022Oct 12, 2022$14,824,985of $14.9M target9$1.6MEquityRule 506(b)Form D ↗
Total, six offerings$131,783,379

First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.

Leadership Team

Executive officers and directors listed on Onebrief's Form D filed Jun 17, 2025.

RT
Raymond Tonsing
Director
Also a director at Saronic.
DB
Derron Blakely
Secretary and General Counsel
PK
Paul Kwan
Director
Also a director at Awardco and Nominal.
Grant Demaree
Grant Demaree
Founder & CEO, director
AL
Adam Lackey
Executive officer

Earlier filings also listed Nadav Yuhjtman (executive officer, last listed Oct 2026), Michael Brown (director, last listed Oct 2026), Rafael Pereira (executive officer and director, last listed Jan 2025) and Rafael Resende Pereira (executive officer and director, last listed Oct 2023).

Sources

  1. SECOnebrief, Inc. filing history
  2. CompanyOnebrief series C announcement
  3. InvestorSapphire Ventures on Onebrief
  4. SECOnebrief filing