Back to list

Onebrief

Collaborative AI-powered military operational planning software
Defense 📍 Honolulu, HI Founded 2019
Current Valuation
$2.1B
as of 2026-Q1
UNICORN

IPO Outlookprivate

Is Onebrief going public?
No. Onebrief is private and has not filed to go public. There is no S-1 on file.
What is Onebrief's valuation in 2026?
Onebrief is valued at $2.1B as of 2026-Q1, set by its Series D ($359.28M, Jan 2026). That is the last confirmed mark, not a live price — private shares do not trade continuously.
Has Onebrief filed an S-1?
No public S-1 is on file for Onebrief.
Who are Onebrief's investors?
Onebrief's investors include Battery Ventures, Sapphire Ventures, General Catalyst, Insight Partners.
Answers are derived from the roster record shown on this page — filing status, last round and confirmed marks. Where the record is silent, the answer says so rather than guessing.
Onebrief is a defense-tech unicorn that replaces the PowerPoint-and-email workflow of military operational planning with a collaborative AI-powered software platform. Founded in 2019 by former US Army officer Grant Demaree, the Honolulu-based company raised a $200M Series D at a $2.15B valuation in January 2026 and acquired battle-simulation startup Battle Road Digital in the same round.

Company Profile

CEO
Grant Demaree
Founded
2019
HQ
Honolulu, HI
Total Raised
$303M
Growth
Valuation nearly 2x in 6 months ($1.1B Jun 2025 → $2.15B Jan 2026)
Last Round
Series D — $359.28M (Jan 2026) · Lead: Battery Ventures
IPO Status
none

Fundraising Status

Series D · $359.28M · 7 mo ago
noneTotal raised $303M

Secondary Market

Implied price / share
$32.71
Last round price / share
$75.74
vs last round
-56.8%
Open interest
6
Last round price vs secondary price
Last round vs current secondary price per share$75.74Last round$32.71Current
Secondary price return by period
Secondary market period returns3-month-48.5%6-month-32.2%1-year+9.0%All-time-0.9%
Implied per-share price from private secondary transactions, as of Jun 2026. This is a point estimate, not a quote — the feed carries no bid, ask or spread, and a secondary print is evidence of what someone paid on that date rather than a live market. Compare across every tracked name →

Latest Funding Round

RoundAmountDateLead InvestorPost-Money
Series D$359.28MJan 2026Battery Ventures

Vertical Intelligence — Defense / Aerospace

Federal awards
18
prime contracts, last 36 months
Obligated
$29.58M
top: Department of Defense
Largest award
$3.5M
Department of Defense
Latest award
2026-03-16
Largest award: USSPACECOM J83 HAS A REQUIREMENT FOR A 12-MONTH BASE PERIOD OF COVERAGE AND ONE 12-MONTH OPTIONAL PERIOD OF COVERAGE FOR SBIR PHASE III ONEB (FA251725P0056)
Name-verified against recipient "ONEBRIEF, INC." on USASpending.gov as of 2026-08-19. Prime awards only — subcontracts and classified work are not visible in the public registry. Verify on USASpending.gov ↗

Talent Signal

Hiring trend
First snapshot
trend accrues with monthly sweeps
Open roles
27
via ashby
Product-build share
41%
engineering, research, product, design
Trajectory
strengthening
balanced build + GTM — 41% builders vs 59% go-to-market/G&A — scaling both sides.
Recent senior hire: 1 senior hire (CTO).
Open roles by month
Open roles by month27Aug '26
Open roles by function
Open roles by functionOther11Engineering10Sales & GTM2Marketing2Product1Legal & Policy1
product-building   go-to-market / G&A
Key Executive Moves
INCory OndrejkaCTO · 2026-08-04
From trusted-source news extraction (deep-enrich pipeline); dates approximate publication, not effective date.
Senior Software Engineer, Full-stackStaff Software Engineer, Full-stackOutcome Engineer - Early in Career ProfessionalOutcome Engineer - Experienced ProfessionalStaff Product ManagerInfrastructure Engineer
Counted from Onebrief's live job board as of 2026-08-17; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.

Founders & Key People

Grant Demaree

Investors

Battery Ventures · Sapphire Ventures · General Catalyst · Insight Partners

Products

  • Onebrief military planning workspace
  • Real-time collaborative staff planning
  • AI tools for operational orders and COA development
  • Battle Road Digital (acquired 2026 — simulation)

Competitors

Palantir (PLTR) · Anduril Lattice · Govini
DefenseDefense TechAIUnicorn
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2026-Q1. Refreshed quarterly.