Washington Harbour Partners
Sector-specialized private investment firm partnering with mission-critical, non-cyclical businesses across cybersecurity, government technology, and enterprise technology.
Washington Harbour Partners was founded in 2019, is headquartered in Arlington, United States, has 21 recorded investments, and includes 20 companies in its recorded portfolio.
- Headquarters
- Arlington, United States
- Founded
- 2019
- Website
- washingtonharbour.com
- AUM
- $3.5B
- Portfolio Companies
- 20
- Total Investments
- 21
- Last Investment
- Aug 2026
- Geographic Focus
- United States
Indexed holds 20 portfolio companies and 21 funding rounds for this investor. The full record is or through the API.
Investment Thesis
Washington Harbour Partners is a Private Equity firm based in Arlington, United States. It was founded in 2019. It has made 21 investments, including Citra Space Corp, Mono and VulcanForms. Focus areas include Cybersecurity and GovTech.
Portfolio20
Co-investors24
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24 co-investors across 62 shared portfolio companies — who they back alongside, and how often they lead.
Venture Capital ×17 · Corporate VC ×4 · Accelerator ×1 · 27 shared rounds
Investment History
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