Washington Harbour Partners
Arlington, VA growth-equity fund focused on cybersecurity, government technology, and national-security-relevant enterprise technology.
Washington Harbour Partners is a private investment firm based in Arlington, Virginia, focused on mission-critical, non-cyclical, dual-use businesses across cybersecurity, government technology, and enterprise technology serving U.S. and Five Eyes government and national-security markets. The firm was founded by Mina Faltas, who serves as Founder and Chief Investment Officer, alongside Senior Partner Brian Smith and a team of investment and operating partners with deep sector experience.
Overview
- Firm
- Washington Harbour Partners LP
- Headquarters
- Arlington, Virginia, USA
- Founded
- 2021
- AUM
- $4.7B
- Avg. check
- Series A through pre-IPO / growth equity
- Stages
- Series A, Growth, Pre-IPO
- Thesis
- Cybersecurity, government technology, and enterprise technology serving U.S. government/national-security customers
Portfolio companies6
- CompanyPicogridBuilds vendor-agnostic hardware and software (Legion) that connects military sensors, drones, robotics and weapons into existing command-and-control networks.
- CompanyTurion SpaceIn-space servicing and space domain awareness company.
- CompanySaildroneUncrewed surface vehicles for persistent maritime intelligence and ocean mapping.
- CompanyQuindarSpace mission operations software company.
- CompanyEpirusHigh-power microwave systems for counter-electronics and counter-UAS applications.
- CompanyAnello PhotonicsSilicon photonics gyroscope maker for GPS-denied navigation.
Partners0
No linked records yet.
Frequently asked
- What is Washington Harbour Partners?
- Cybersecurity, government technology, and enterprise technology serving U.S. government/national-security customers
- How much does Washington Harbour Partners manage?
- Washington Harbour Partners manages $4.7B in assets, and was founded in 2021.
- What stages does Washington Harbour Partners invest at?
- Washington Harbour Partners invests at Series A, Growth, Pre-IPO.
Sources & citations3
Each claim links to its underlying source. Confidence reflects how directly the source supports the claim.
- 1
Washington Harbour Partners, founded 2021 by Mina Faltas, manages $4.7B and backs national-security-focused companies including Anduril, Shield AI, Palantir, SpaceX, Hadrian, Epirus, and Picogrid
Washington Harbour Partners: Washington Harbour Partners — AboutVerified2026-07-20 - 2
Washington Harbour Partners, founded by Mina Faltas (Founder & CIO) with Senior Partner Brian Smith, is a private investment firm in Arlington, VA focused on cybersecurity, government technology, and national-security enterprise technology
Washington Harbour Partners: Washington Harbour Partners — About / TeamVerified2026-07-20 - 3
Washington Harbour Partners' portfolio includes Turion Space (invested, Apr 2026 $75M raise) and Saildrone
Washington Harbour Partners: Washington Harbour Partners — News & Insights / InvestmentsVerified2026-07-20