Company Insights
Published on
April 22, 2026

How Many People Work at Onebrief? Headcount and Employee Trends

Total Employees
279
7.2% from last year
0
New Hires (YTD)
21
5% of total workforce
Departments
10
650 in Engineering
Locations
40
5,012 in New York, NY
  • Onebrief is a defense technology firm based in Honolulu, Hawaii, that provides an operating system for military command, focusing on mission planning and wargaming software, and is currently valued at over $2 billion.
  • In January 2026, Onebrief closed a $200 million Series D funding round, doubling its valuation and acquiring Battle Road Digital to enhance its wargaming and operational modeling capabilities.
  • The company collaborates with various U.S. combatant commands, positioning itself as a key player in the defense sector with a strong focus on modernizing military operations through software.
  • Onebrief's ideal buyers are military organizations and defense contractors looking to improve mission-critical planning and decision-making processes, particularly as defense spending increases amid rising global tensions.

Onebrief Headcount Breakdown by Department

The workforce is organized into ten departments, with Engineering being the largest at 28 employees, followed by Operations with 20 and Information Technology at 19. This distribution highlights a strong emphasis on technical capabilities, reflecting the company's focus on software development. The presence of smaller departments such as Human Resources and Sales indicates a balanced approach to operational support and business development.

Engineering
28
Operations
20
Information Technology
19
Executive
11
Human Resources
4
Sales
3
Marketing
2
Legal
1
Finance
1
Other
25

Onebrief Employees by Location

The company operates across 40 locations, with notable concentrations in New York, NY (7 employees) and San Francisco, CA (4 employees). The 'Other' category accounts for a significant portion of the workforce, suggesting a distributed model that allows for remote work flexibility. This geographic diversity may enhance the company's ability to tap into varied talent pools across the United States.

New York, NY
7
San Francisco, CA
4
Birmingham, AL
2
Charleston, SC
2
Ann Arbor, MI
2
Mechanicsville, VA
1
Madison, WI
1
Wenatchee
1
Seattle, WA
1
Other
62
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