Portfolio map · Private equity · United States
Washington Harbour Partners Lp portfolio map
28 startups Washington Harbour Partners Lp has backed in rounds we track, since 2021, grouped by their main sector. Together they have raised $17B; Washington Harbour Partners Lp led at least one round in 6 of them. The biggest sector is Aerospace & Space, with 11 companies.
Funding by segment
- Aerospace & Space$5.9B11
- AI$7.3B7
- Cybersecurity$3.1B4
- Big Data & Analytics$108M3
- Gaming$150M3
Where they are based
- United States27$17B
- United Kingdom1$90M
United States
United KingdomFounded
3 without a founding year on record.
Total raised
- Under $1M1
- $1M to $10M2
- $10M to $50M10
- $50M to $250M7
- $250M to $1B2
- $1B and over6
Each dot is a startup: the year it was founded across, the total it has raised up (each line is ten times the one below). Pick a segment to pick it out.
25 of 28 startups shown; the rest have no founding year or amount on record.
- 1 to 2
- 3 to 7
- 8 to 24
- 25 to 99
- 100 and more
- United States27
- United Kingdom1
Startups by country, 2 countries in all.
Segment by segment
Aerospace & Space
11 startups · $5.9B raised
Stoke SpaceStoke Space is a U.S.United States$1.6B
Stoke Space TechnologiesSTOKE Space is a Washington-based manufacturer of space vehicle components and related equipment for the defense and aerospace industries.United States$1.3B
Vulcan ElementsVulcan Elements is a U.S.-based startup manufacturer founded in 2023, specializing in rare earth magnets, particularly sintered neUnited States$1.1B
ApexIan Cinnamon, CEO, and Max Benassi, CTO, founded Apex in 2022 to solve one of the space industry's biggest challenges: the satelliUnited States$1.1B
Northwood SpaceNorthwood Space is a hardware solution that expands the orbits and frequency ranges available from the ground for satellite communication.United States$505M
Turion SpaceTurion Space is an aerospace and defense company based in Irvine, California, founded in 2021 by a team from SpaceX.United States$115M
Hidden LevelHidden Level is an aviation and aerospace company that specializes in radar sensors, engineering contracting, and digital signal processing.United States$65M
Anello PhotonicsANELLO Photonics, based in Santa Clara, California, specializes in advanced inertial navigation solutions for environments where GUnited States$45M
AI
7 startups · $7.3B raised
Shield AIShield AI is an artificial intelligence company that aims to protect service members and civilians with intelligent systems.United States$7.0B
SaildroneSaildrone is an American company based in Alameda, California, that designs and operates a fleet of autonomous, wind- and solar-poUnited States$184M- STSmack TechnologiesUnited States$93M
Rune TechnologiesRune Technologies is a defense technology company founded on July 4, 2024, in Arlington, Virginia.United States$28M
Conifers.AiConifers delivers agentic cyber defense at maching speed.United States$25M
ThunderThunder is a Salesforce consulting and implementation partner based in San Francisco.United States$7.8M
WorldscapeTry to change music industryUnited States$6.0M
Cybersecurity
4 startups · $3.1B raised
HadrianHadrian is a machine parts startup that manufactures precision components for technology companies.United States$2.2B
NinjaOneNinjaOne is a cloud-native Unified IT Operations Platform that simplifies IT management for Managed Service Providers (MSPs) and cUnited States$900M
AdluminAdlumin provides an enterprise-grade security operations platform that keeps mid-market organizations secure.United States$70M- SSSevco SecuritySevco Security is an IT asset visibility and cybersecurity company providing a unified asset intelligence platform.United States$17M
Big Data & Analytics
3 startups · $108M raised
RaftA niche consulting organization focused on Cloud Native, DevSecOps, and Modern Application Development for mission focused enterprUnited Kingdom$90M
StriveworksStriveworks is a software company based in Austin, Texas, specializing in Machine Learning Operations (MLOps) and Artificial IntelUnited States$18M
PicogridPicogrid is a defense technology startup founded in 2020 and based in El Segundo, California.United States$114K
Gaming
3 startups · $150M raised
aXiomaticAutomate workflows, streamline payment processing and engage citizens with intuitive solutions from Catalis.United States$83M
AviaGamesAviagames is a mobile skill-based gaming company that aims to create a global, competitive, and fun gaming platform for everyone.United States$40M
Playable WorldsPlayable Worlds is a game development company based in San Marcos, California, founded in 2018 by industry veterans Raph Koster anUnited States$28M
How this map is made. Every startup here has raised money in a round we track that names Washington Harbour Partners Lp as an investor, the first in 2021. Each sits under its main sector, read from its rounds, and each sector shows its best-funded first; sectors with fewer than three companies are left off. Rebuilt nightly; updated 15 November 2026.
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