Vannevar
Vannevar builds AI-powered defense software for tactical military operations, with 189 employees and $92M in funding. Its platform processes a petabyte of adversarial data to support over 125 U.S. government deployments.
The growth story
Vannevar grew from 24 to 189 employees between 2021 and 2026, raising $92M along the way, most recently a Series B in January 2023.
About
Vannevar sells AI software that helps military and national security agencies analyze threats and make decisions faster. The system specializes in targeting, mission planning, and deterrence operations, particularly in the Indo-Pacific region.
The company raised $92M in a 2023 Series B and has a workforce of 189, heavily drawn from military and defense tech backgrounds. Its platform handles a petabyte of specialized adversarial data, suggesting a focus on classified or hard-to-access intelligence sources.
Founders and leadership
Engineering makes up nearly 25% of staff (47 employees), reflecting the technical nature of its defense AI products. Leadership includes investors from Palantir's early backers (DFJ Growth) and enterprise SaaS specialists (Costanoa Ventures).
The Vannevar org chart
Brett G. (CEO) leads 60 mapped leaders with 6 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 58 (-33% YoY), Business Development 16 (-33% YoY), Information Technology 13 (-55% YoY), Human Resources 9 (+13% YoY), Entrepreneurship 6 (-14% YoY), Military and Protective Services 5 (0% YoY).
Talent flow
One in six employees came directly from the US military, with Palantir being the top corporate source. Alumni frequently move to other defense tech startups like Anduril and Forterra, with 10 joining the latter.
Most common previous employers of Vannevar staff: US Army (16), Palantir Technologies (15), US Navy (12), United States Air Force (11), United States Marine Corps (10), U.S. Department of State (7). Former Vannevar employees most often moved to Forterra (10), Onebrief (5), Anduril Industries (5), Cognition (4), Nidus Technologies (4), Palantir Technologies (4).
Alumni worth knowing
The Vannevar mafia
Ex-staff founded at least six defense tech startups, including Eztia Materials (10 employees) and Autonomous Cyber (8 employees). Three alumni co-founded Nidus Technologies, suggesting strong internal technical collaboration.
8Jack W., was Mission Lead until 2025Bohdan Volyanyuk, was MBA Intern until 2023Kayla Pearson, was Talent until 2023Justin Sealy, was Product Lead - AI Hardware until 2025Charu D., was Staff Perception Engineer until 2026Harrison Nguyen, was CVO until 2026
Wesley Winkler, was Deployment Lead until 2024
Christopher A., was Product Designer until 2025Hiring now
Web traffic
Traffic mix: 27% direct, 53% search, 7% social, 0% paid.
What this company is made of
Most common skills at Vannevar: Leadership (91), Python (Programming Language) (61), Microsoft Office (61), Project Management (59), Public Speaking (55), JavaScript (54), Microsoft Excel (50), Communication (48).
Where the team actually sits
Vannevar people are concentrated in United States (23), California, United States (19), Washington DC-Baltimore Area (13), Virginia, United States (12).
Search footprint
Vannevar attracts about 186 organic search visits a month, traffic worth roughly $0K a month if bought through ads. It gained 19 ranking keywords and lost 16 in the last period.
What employees say
- Compensation
- 4.20 / 5
- Career opportunities
- 3.60 / 5
- Senior management
- 3.60 / 5
- Work-life balance
- 3.60 / 5
Frequently asked
Vannevar has 189 employees as of September 2026.
Vannevar has raised $92M in total, most recently a Series B round in January 2023.
Vannevar was founded in 2019 by Nini Hamrick, Emily Garvey.
Brett G. (CEO) sits at the top of Vannevar's reporting structure, with 6 direct reports.
The most common previous employers of current Vannevar staff are US Army (16 people), Palantir Technologies (15 people), US Navy (12 people).
Former Vannevar employees most often move to Forterra (10), Onebrief (5), Anduril Industries (5).
At least 6 companies have a founder who previously worked at Vannevar, including Eztia Materials, Autonomous Cyber, Product Hiring House.
Vannevar attracts about 186 organic search visits a month, worth roughly $0K a month in equivalent ad spend.
The most common skills among Vannevar staff are Leadership, Python (Programming Language), Microsoft Office, Project Management, Public Speaking.
Vannevar staff are concentrated in United States (23), California, United States (19), Washington DC-Baltimore Area (13).
Vannevar has about 58 people in Engineering, down 33% over the past year, as of September 2026.
Vannevar has about 16 people in Business Development, down 33% over the past year, as of September 2026.
Computed from 166 current and 199 former Vannevar profiles, as of September 2026. Source: Crustdata.
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