Fundraising FoxArlington · Series A–Late Stage · 25 people tracked
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Investment thesis
Washington Harbour Partners invests at the intersection of government, innovation, and private capital to advance American competitiveness and national security. The firm backs technology innovators across cybersecurity, government, and enterprise, with a strong concentration in defense, space, autonomous systems, power and industrial base, and AI/data. It invests from Series A through Pre-IPO, providing growth-stage and private equity capital alongside operational expertise and resources to help companies scale quickly. The portfolio emphasizes dual-use and defense-relevant technologies serving national security, government, and commercial customers.
Source: firm website, verified Oct 2, 2026.
Team · 25 people
from the firm's website & public directories
What they invest in
from 47 of 62 portfolio companiesDefense Tech ×23AI & Machine Learning ×22Deep Tech ×18Enterprise Software ×14Hardware ×10Cybersecurity ×9Space Tech ×9Advanced Manufacturing ×8
HQs:United States×38United Kingdom×1Netherlands×1
Who they back
founder profiles across 35 portfolio companiesFounding team size:solo founder×52 founders×113 founders×74+ founders×12
Where their founders studiedfrom 55 founders with education data
Massachusetts Institute of Technology ×5University of California, Berkeley ×5Stanford University ×4Stanford University Graduate School of Business ×4Cornell ×3Harvard University ×3Princeton University ×3University of Toronto ×3
What their founders studiedfrom 56 founders with field-of-study data
Engineering ×23Computer Science ×21Business & Management ×6Mathematics & Statistics ×4Physics ×3Economics ×2Finance & Accounting ×2
Where their founders worked beforefrom 67 founders with career history
Google ×8SpaceX ×6OneWeb ×5Orbital Effects ×3Stanford University ×3Accuvant ×2Apex Technology ×2Apple ×2
Accelerator rootsportfolio companies that came through a program
12 founders hold a PhD · 11 hold an MBA (of 60 with degree data)
Investments · 62 tracked
founders shown can be your intro pathBy year:2026 · 72025 · 62021 · 22017 · 116 dated
Revolutionizing space technology to make life multi-planetary
Hawthorne, US
Elon Musk(Founder)inBret Johnsen(Executive Officer)inGwynne Shotwell(Executive Officer, Director)Tom Mueller(Founder)
BoardAntonio Gracias(Director)inSteve Jurvetson(Director)in
Co-investors1/1 Capital137 Ventures1802 Ventures2080 Ventures3Spoke Capital4DX Ventures+206 more
Standard Nuclear manufactures TRISO nuclear fuel for advanced reactors, establishing a domestic fuel supply chain for the nuclear energy sector in the United States.
Advanced ManufacturingDeep TechEnergyNew MaterialsOak Ridge, US
Kurt Terrani(CEO)inKevin HarrillinKeeley Marrocco(Executive Officer, Director, Promoter)inShahram GhasemianinBrian JollyinMichael Trammellin
Co-investorsAndreessen HorowitzBVVCCrosscut VenturesDecisive PointChevron Technology VenturesCrucible Capital+3 more
N-able delivers unified cybersecurity and data protection solutions including endpoint management (N-central), AI-powered threat detection and response (Adlumin), and disaster recovery services (Cove).
AI & Machine LearningCloud ComputingCybersecurityEnterprise SoftwareAlexandria, US
Robert S. Jonhston(Executive Officer, Director)
Co-investorsBankTech VenturesJHH vcSyn Ventures Seed Management LlcFirst InFirst In VenturesLeawood Venture Capital Llc
Anduril builds autonomous systems and software for defense and military applications, including attack aviation, unmanned aircraft, and underwater vehicles, unified by an autonomy platform.
AI & Machine LearningDefense TechHardwareRobotics
Palmer Luckey(Founder)inBrian Schimpf(Founder)inTrae Stephens(Founder)inJoe Chen(Founder)Joseph Chen(Founder)inMatt Grimm(Founder)
Co-investors137 Ventures1435 Capital1Flourish Capital8VCAliya Capital PartnersAltra Venture+103 more
ANELLO Photonics develops silicon photonics-based inertial navigation systems, specifically its SiPhOG platform, which delivers optical gyroscope performance in a chip-scale form factor for GPS-denied environments.
Deep TechDefense TechHardwareSemiconductorsSanta Clara, US
Dr. Mario Paniccia(Chief Executive Officer)inAvi Feshali(Founder)inMario Paniccia(Founder)Mike Horton(Founder)
Co-investorsCatapult VenturesIronGate Capital AdvisorsLockheed Martin VenturesMana VenturesHCVCIn-Q-Tel+2 more
Apex manufactures productized satellite bus platforms at scale for constellation deployment and critical missions.
Advanced ManufacturingDefense TechHardwareSpace TechLos Angeles, US
Ian Cinnamon(Founder)inMax Benassi(Founder)inMaximilian Benassi(Founder)
Co-investorsAndreessen HorowitzBalerion Space VenturesCRV (Charles River Ventures)Embedded VenturesGlade Brook Capital PartnersGlynn Capital Management+15 more
APEX Ventures is an early-stage venture capital firm that backs deep tech founders across domains including artificial intelligence, autonomous systems and robotics, energy transition, next-gen computing, medical technologies, and space.
Co-investorsCoastCapKfW CapitalPoint72 VenturesQC·VENTURESShield Capital8VC+4 more
Array Labs develops radar technology for aerospace and other leading industries.
Advanced ManufacturingDeep TechDefense TechHardwareSpace TechSan Francisco, US
Andrew Peterson(Founder)inJose Isaac Robledo(Founder)in
Co-investorsACVC PartnersAera VCBBQ CapitalClearance Venture PartnersDellin InvestmentsJude Gomila+25 more
Chaos Inc. develops portable radar systems and unmanned aerial system (UAS) detection technology for defense applications, offering efficient multi-target tracking and rapid deployment capabilities.
Defense TechHardware
John Tenet(Founder)Gavin Hood(Founder)inJohn T.(Founder)inBo Marr(Founder)Brett Cummings(Founder)
Co-investors8VCAccelAlpha Wave GlobalCubit CapitalHOF CapitalInflection Ventures+10 more
Citra develops modular sensing and software solutions for detecting, tracking, and identifying orbiting objects in space.
Defense TechSaaSSpace TechColorado Springs, US
Daniel Brunski(Executive Officer, Director)Thomas Nichols(Executive Officer, Director)
Co-investorsAlumni VenturesBascom VenturesBlue Ivy VenturesIndustrious VenturesScout VenturesScout Ventures+1 more
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Cloaked builds privacy tools that let consumers create unique identities (phone numbers, emails, passwords) and control their personal data, along with data removal, an AI-powered spam and scam blocker, and a payment product.
AI & Machine LearningConsumerCybersecuritySaaSNew York, US
Abhijay Bhatnagar(Founder)inArjun Bhatnagar(Founder)in
BoardMark Crane(Director)Armaan Ali(Director)
Co-investorsGeneral CatalystHuman CapitalLux CapitalAll TurtlesBrad MillsLG Technology Ventures+10 more
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Computomic is a consulting firm specializing in Databricks implementations, helping businesses modernize data infrastructure, migrate from legacy platforms, and build generative AI and analytics solutions on the Databricks platform.
AI & Machine LearningData & InfrastructureEnterprise Software
Conifers builds CognitiveSOC, a platform of coordinated AI agents that automate security operations tasks including threat investigation, detection engineering, and incident response for enterprise security teams and managed security service providers, without requiring replacement of existing security tools.
AI & Machine LearningCybersecurityEnterprise SoftwareDallas, US
Tom Findling(Founder)inAlon Yotvat(Founder)Mark Kurman(Founder)
Co-investorsPICUS CAPITALSyn Ventures Seed Management Llc
Crusoe builds energy-first AI infrastructure, using innovative and renewable energy sources to power hyperscale AI factories and a cloud platform for AI workloads.
AI & Machine LearningCloud ComputingData & InfrastructureEnergyDenver, US
Cully Cavness(Founder)inChase Lochmiller(Founder)inCharles Cavness(Executive Officer, Director)Matthew DeNezza(Executive Officer)inJamey Seely(Executive Officer)inMichael Gordon(Executive Officer)in
Co-investorsAbstract VenturesACTIVATE CAPITAL PARTNERSAdvaita CapitalAir Street CapitalAkkaAlkeon Innovation+70 more
Databricks provides a unified platform for data engineering, analytics, and artificial intelligence, enabling organizations to build and deploy data and AI applications on cloud infrastructure.
AI & Machine LearningCloud ComputingData & InfrastructureEnterprise SoftwareSan Francisco, US
Ali Ghodsi(Founder)inIon Stoica(Founder)inMatei Zaharia(Founder)inReynold Xin(Founder)inPatrick Wendell(Founder)inAndy Konwinski(Founder)in
Co-investors137 VenturesA.Capital VenturesAglae VenturesAlkeon InnovationAlpha Square GroupAltra Venture+115 more
Epirus develops high-power microwave systems and electronic warfare technology for defense applications, including counter-unmanned aircraft systems for the U.S. military.
AI & Machine LearningDeep TechDefense Tech
Bo Marr(Founder)Grant Verstandig(Founder)Joe Lonsdale(Founder)John Tenet(Founder)Max Mednik(Founder)inNathan Mintz(Founder)
Co-investors8VCBroom VenturesCenter15 CapitalChapter OneCrosscourt VenturesEvolution VC Partners+6 more
Erebor is a US national bank in Columbus, Ohio serving AI, crypto, defense and advanced manufacturing companies.
Palmer Luckey(Founder)
Co-investorsAntiArctic DigitalBalerion Space VenturesCastle Island VenturesChapter OneIneffable Ventures+19 more
Firestorm Labs builds xCell, a containerized 3D-printing factory that produces modular military drones at the point of need.
San Diego, US
Daniel Magy(Executive Officer, Director, Promoter)Chad McCoy(Founder)inIan Muceus(Founder)in
BoardTommy Hendrix(Director)Aaron Jacobson(Director)in
Co-investorsAlumni VenturesBackswing VenturesBeyond CapitalBlack FlagBooz Allen VenturesBVVC+20 more
General Matter develops nuclear energy technology focused on domestic U.S. energy production.
Climate TechDeep TechEnergy
Scott Nolan(Founder)inLee Robinson(Founder)inDrew DeWalt(Founder)
Co-investorsAntiCongruent VenturesCoral CapitalFounders FundInterface FundLong Journey Ventures+1 more
Groundswell provides federal IT solutions and digital transformation services to U.S. government customers.
Cloud ComputingEnterprise SoftwareGovTechMcLean, US
George Batsakis(Chief Executive Officer)in
Co-investorsColumbia CapitalHorowitz Family Office
Hadrian offers an offensive security platform that continuously maps an organization's external attack surface, discovers assets, and uses agentic AI to validate which exposures are actually exploitable.
AI & Machine LearningCybersecurityEnterprise SoftwareSaaSAmsterdam, NL
Rogier Fischer(Co-Founder & CEO)inOlivier Beg(Co-Founder & Chief Hacking Officer)inMaurice Clin(Co-Founder & Head of Business Development)inTijl van Vliet(Co-Founder)in
Co-investorsCapitalGConstruct CapitalLux CapitalPICUS CAPITAL137 Ventures1789 Capital+7 more
Hadrian operates AI-powered precision manufacturing factories for the aerospace and defense industrial base, producing precision components and offering manufacturing capacity as a service.
Advanced ManufacturingAI & Machine LearningDefense TechRoboticsTorrance, US
Christopher Power(Executive Officer, Director, Promoter)Thomas Cobbs(Founder)inChris Power(Founder)Maurice Clin(Founder)Olivier Beg(Founder)Rogier Fischer(Founder)
Co-investors137 VenturesAndreessen HorowitzCapitalGCommodity CapitalConstruct CapitalCubit Capital+21 more
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Halcyon builds a dedicated anti-ransomware platform that operates across the full attack chain — from initial access to data exfiltration and encryption — adding a detection, protection, and recovery layer within an organization's existing security stack.
AI & Machine LearningCybersecurityEnterprise SoftwareSan Diego, US
Jon Miller(Chief Scientist & Co-Founder)inRyan Smith(CTO & Co-Founder)inJeff St. Clair(Chief Revenue Officer)Marvin Tien(Director)
BoardEnrique Salem(Director)inRichard Seewald(Director)in
Co-investorsBain Capital VenturesCisco InvestmentsDnx VenturesEvolution Equity PartnersGula Tech AdventuresHarmony Partners+6 more
Hidden Level develops advanced RF (radio frequency) sensing technology for defense, aviation, and intelligence applications.
Data & InfrastructureDeep TechDefense TechGovTechHardwareSyracuse, US
Jeffrey A. Cole(Executive Officer, Director)inBrad Garber(Executive Officer)inGary Dominicos(Founder)inTim Graham(Executive Officer)inMike Goll(Executive Officer)inKevin P Nasman(Executive Officer, Director)in
Co-investorsBooz Allen VenturesClaritas CapitalDRONE FUNDFounders Circle CapitalIronGate Capital AdvisorsJ-Ventures+14 more
Kapta develops an electronically scanned (metasurface-based) synthetic aperture radar sensor deployed on satellites to provide large-area, low-latency geospatial intelligence and InSAR change-detection data.
Deep TechDefense TechSpace TechSeattle, US
Milton Perque(Co-founder & CEO)Adam Bily(Co-founder & CTO)
BoardCHRIS ALLIEGRO(Director)
Co-investorsBlue CollectiveEntrada VenturesMetaVC Partners
Mariana Minerals is a vertically integrated minerals supplier that uses software to source critical minerals for energy, AI, and defense technologies.
AI & Machine LearningEnergyNew MaterialsSan Francisco, US
Turner Caldwell(Founder)inJuan Lozano Van De Ven(Executive Officer, Director, Promoter)Schuyler (Baker) Tilney(Executive Officer, Director, Promoter)Baker Tilney(Founder)Juan Lozano(Founder)
BoardErin Price-Wright(Director)in
Co-investorsAndreessen HorowitzBreakthrough Energy VenturesEarthshot VenturesGreycroftInception Studio CapitalKhosla Ventures+2 more
NinjaOne provides a SaaS platform that unifies endpoint management, IT automation, and security for IT teams.
CybersecurityEnterprise SoftwareSaaS
Sal Sferlazza(Founder)inChristopher Matarese(Founder)in
Co-investorsCapitalGCoatue ManagementICONIQLead Edge CapitalNew Enterprise Associates (NEA)Sequoia Capital+4 more
OpenAI is an AI research and deployment company focused on developing artificial general intelligence (AGI) with emphasis on safety and beneficial outcomes for humanity.
AI & Machine LearningCloud ComputingEnterprise SoftwareSan Francisco, US
Sam Altman(Founder)Elon Musk(Founder)inGreg Brockman(Founder)inIlya Sutskever(Founder)inWojciech Zaremba(Founder)inJohn Schulman(Founder)
Co-investors7BC Venture CapitalA-Rod CorpA.Capital VenturesA'Z AngelsAdvent InternationalAliya Capital Partners+98 more
Outpost Mission Services provides planning, civil engineering, installation, and maintenance for space ground station sites, covering antennas, radomes, radar systems, RF networks, power, HVAC, and facilities.
Deep TechDefense TechSpace Tech
Picogrid provides software and edge computing networks to integrate heterogeneous sensors, drones, and autonomous systems for real-time command and control across defense and wildfire detection applications.
AI & Machine LearningDefense TechGovTechIoTRoboticsEl Segundo, US
Zane Mountcastle(Executive Officer, Director, Promoter)inMartin Slosarik(Executive Officer, Director, Promoter)in
BoardDavid Cowan(Director)in
Co-investorsAlumni VenturesBasecamp FundBessemer Venture PartnersInitialized CapitalCredo VenturesGiant Step Capital+1 more
Avia (Aviagames) develops competitive mobile gaming apps that use a matchmaking algorithm for skill-based tournaments.
ConsumerGaming
Co-investorsMakers FundACME CapitalCorewell Health VenturesPowerhouse Capital
Project Omega recycles spent nuclear fuel to rebuild the domestic nuclear fuel cycle, using chemistry processing to remove key isotopes and develop new products for the nuclear economy.
Deep TechDefense TechEnergy
Staff Sheehan(CEO)in
Co-investorsGoAhead VenturesMantis CapitalPace VenturesStarship VenturesVirta VenturesDecisive Point+1 more
Quindar provides ground software for satellite operations monitoring and automation, serving governments and defense organizations in the space sector.
Defense TechEnterprise SoftwareSaaSSpace TechDenver, US
Nate Hamet(Founder)inSunny Bhagavathula(Founder)inDavid Lawrence(Founder)inZach Meza(Founder)inShaishav Parekh(Founder)inMatt Regan(Founder)in
Co-investorsBooz Allen VenturesFundersClubFUSESoma CapitalY CombinatorBooz Allen Hamilton+6 more
Radiant Nuclear develops Kaleidos, a portable nuclear microreactor designed to replace diesel generators for remote locations and provide resilient backup power to hospitals, datacenters, and military installations.
Deep TechEnergyHardwareEl Segundo, US
Doug Bernauer(Founder)inBob Urberger(Founder)in
Co-investorsAcequia Capital (AceCap)Align VenturesAndreessen HorowitzBeyond CapitalCantos VenturesCarbon+25 more
Red 6 develops augmented reality flight training technology for military aviators, enabling pilots and autonomous systems to train together in simulated threat environments.
AI & Machine LearningDeep TechDefense TechHardware
Daniel Robinson(Founder & CEO)in
Co-investorsAlpha EdisonAlumni VenturesCapital FactoryCrosscourt VenturesDisney AcceleratorFlorida Opportunity Fund+8 more
RegScale provides an AI-powered governance, risk, and compliance (GRC) platform that automates compliance workflows and continuous controls monitoring for DevSecOps and cloud-native environments.
CybersecurityDeveloper ToolsEnterprise SoftwareTysons, US
Travis Howerton(Co-Founder & CEO)inAnil Karmel(Co-Founder)inMichael Needel(Executive Officer)inEric Erston(Executive Officer, Director)in
BoardMina Faltas(Director)Art Coviello(Director)in
Co-investorsAnkona CapitalHitachi VenturesM12 (Microsoft's Venture Fund)SINEWAVE VENTURESSyn Ventures Seed Management LlcHitachi, Ltd.
Rune is a platform that enables users to create multiplayer games through AI chat interactions, with games instantly playable on Rune's mobile app and integrated voice chat.
AI & Machine LearningConsumerGamingNew York City, US
Sanjay Guruprasad(Founder)inPeter Goldsborough(Founder)Varun Palivela(Founder)William Layden(Founder)
Co-investorsbyFoundersMakers FundThe E14 FundVentureSouqY CombinatorAndreessen Horowitz+8 more
Scout Space develops technologies for real-time sensing, data processing, and autonomous systems to protect space infrastructure.
AI & Machine LearningDeep TechDefense TechRoboticsSpace TechAlexandria, US
Co-investors100Km Ventures LlcCapital InnovatorsDecisive PointFusionHelios CapitalTechstars
Sevco Security, now part of Arctic Wolf, provides an exposure management platform (branded Aurora) that discovers an organization's full attack surface, prioritizes vulnerabilities and misconfigurations by risk, and guides remediation.
CybersecurityEnterprise SoftwareSaaSAustin, US
Jeffrey Guy(Executive Officer, Director)Mike Viscuso(Director)Kevin Cunningham(Director)Lori Fitzpatrick(Executive Officer)Greg Fitzgerald(Director)
BoardGreg Dracon(Director)in
Co-investors.406 Venturesfama Ventures, LLCSyn Ventures Seed Management LlcAccomplice
Shield AI develops AI pilot systems for military applications including aircraft, drones, ships, satellites, and submarines.
AI & Machine LearningDefense TechSan Diego, US
Brandon Tseng(Founder)inRyan Tseng(Founder)inAndrew Reiter(Founder)inKingsley Afemikhe(Executive Officer)inGary Steele(Chief Executive Officer)in
BoardKeith Dunleavy(Director)
Co-investors515 Ventures645 VenturesAdvaita CapitalAF WPartnersAlpha PartnersAltra Venture+47 more
SIXGEN is a Non-Traditional Defense Contractor that provides cybersecurity solutions for government agencies, critical infrastructure organizations, and enterprises to identify vulnerabilities and defend against advanced cyber threats.
CybersecurityDefense TechGovTechAnnapolis, US
Robert William Kinder(Executive Officer, Director)Stephen D Smoot(Director)Ethan Dietrich(Executive Officer, Director)
Smack builds domain-specific AI models for military decision-making.
AI & Machine LearningDeep TechDefense TechBoston, US
Andy Markoff(Founder & CEO)inClint Alanis(COO & Co-Founder)inDan Gould(Head of Strategy & Co-Founder)Giuseppe Stuto(Executive Officer, Director)Frank Iudiciani(Executive Officer, Director)
Co-investorsCostanoa VenturesFelicis VenturesFulcrum VentureGeodesic CapitalPalumni VCScribble Ventures+7 more
Stoke Space develops fully reusable rockets for space transportation and mobility services.
Advanced ManufacturingDeep TechHardwareSpace TechSeattle, US
Andy Lapsa(Founder)inTom Feldman(Founder)inKelly Hennig(Executive Officer)in
BoardChristian Garcia(Director)inPhil Harris(Director)inMorgan Beller(Director)in
Co-investorsAcequia Capital (AceCap)AF WPartnersATEL VenturesAurelia FoundryBalerion Space VenturesBeyond Capital+51 more
Striveworks builds AI-powered automatic target recognition (ATR) software that detects, classifies, and tracks objects across sensor types ranging from overhead satellite imagery to low-angle drone feeds, using dynamic model routing to maintain target custody.
AI & Machine LearningDeep TechDefense TechAustin, US
James Rebesco(Executive Officer, Director)inAnthony Manganiello(Executive Officer, Director)inPeter Hamilton(Executive Officer)inPaul Brinkley(Executive Officer)in
BoardBenjamin Cukier(Director)Mina Faltas(Director)
Co-investorsCentana Growth PartnersCentana Partners
Raft builds software infrastructure for defense mission systems, including command and control and autonomous systems.
Deep TechDefense TechSaaS
Trusted Space describes itself as an organization focused on serving customers and their missions, emphasizing an agile work culture and continuous improvement.
Sector Agnostic
Medallion is a company offering automated provider credentialing and enrollment for healthcare organizations.
Co-investorsSusa Ventures
Turion Space builds space infrastructure spanning maneuverable spacecraft, mission planning software, and orbital logistics such as refueling and servicing, with capabilities for space domain awareness and rendezvous proximity operations.
Advanced ManufacturingDeep TechDefense TechSpace TechLos Angeles, US
Ryan Westerdahl(Founder)inTyler James Pierce(Founder)inPatryk Wiatr(Founder)inTyler Pierce(Founder)
Co-investorsAngel Collective Opportunity FundAsymmetry VenturesAurelia FoundryBacchus Venture CapitalBeyond Earth VenturesCenter15 Capital+40 more
Raft builds AI software that automates data extraction, invoice matching, and exception flagging for supply chain operations.
AI & Machine LearningEnterprise SoftwareFintechLogistics & Supply ChainLondon, GB
James Coombes(Founder)
Co-investorsBessemer Venture PartnersDynamo VenturesEpisode1Sustainable VenturesTechstars
Vulcan Elements manufactures rare earth magnets for critical applications in defense, semiconductors, satellites, data centers, and industrial equipment.
Advanced ManufacturingDefense TechNew MaterialsBenson, US
John Maslin(Executive Officer, Director)inScott Glover(Executive Officer)inJacob Bowles(Executive Officer)Jonah Glick-Unterman(Executive Officer)Bryan Van Demark(Executive Officer)Daniel Aronowitz(Executive Officer, Director)
Co-investorsBig Brain HoldingsBlindspot Ventures Management CoDorm RoomDuke Capital PartnersFifth Down CapitalFJ Labs+10 more
VulcanForms provides advanced additive manufacturing services, working with customers to select materials from a portfolio of options based on product performance requirements such as strength, durability, and thermal resistance.
Advanced ManufacturingDeep TechHardwareNew MaterialsDevens, US
John Hart(Co-Founder of VulcanForms, Professor of Mechanical Engineering at MIT)inKevin Kassekert(Chief Executive Officer)inA. John Hart(Founder)inMartin Feldmann(Founder)
Co-investorsBoston Seed CapitalEclipse VenturesFontinalis Partners
Worldscape Studios is an in-house development team that helps organizations build custom applications and AI agent-based solutions on the Worldscape platform for infrastructure supporting cloud-based agentic AI.
AI & Machine LearningCloud ComputingData & InfrastructureEnterprise Software
Manju Deopurain
Co-investorsRadius Capital VenturesScout VenturesScout Ventures
Xai is a web3 gaming platform that offers incentives, financial support, and infrastructure to game developers building projects on its network.
Crypto & Web3Gaming
Co-investorsAliya Capital PartnersAltoIRA Empire Trust Custodian FBO Abul Jamal Roth IRAApollo Asset ManagementAsymmetricDragon CapitalEmoote+7 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
AviagamesNorthwoodOutpost Mission ServicesPalantirSaildroneScout SpaceThunderZenith FlowZeno
Exits · 2
2 IPOsSpaceXNASDAQ: SPCXStandard NuclearNYSE: STDN
Portfolio news
latest coverage across their companies
Databricks · databricks.com · Sep 24, 2026
Crusoe · techcrunch.com · Sep 17, 2026
Smack Technologies · citybiz.co · Aug 19, 2026
Erebor · pymnts.com · Aug 10, 2026
Hadrian · prnewswire.com · Aug 6, 2026
Anduril · geekwire.com · Jul 24, 2026
OpenAI · openai.com · Jul 21, 2026
Stoke Space · techcrunch.com · Jul 8, 2026
Frequently asked questions
- How many investments has Washington Harbour Partners made?
- Washington Harbour Partners has 62 tracked investments, 2 of which have exited, including 13 dated in the last 24 months.
- What stage does Washington Harbour Partners invest at?
- Washington Harbour Partners invests at the Series A, Series B, Series C, Growth, Late Stage stages.
- What sectors does Washington Harbour Partners focus on?
- Washington Harbour Partners focuses on Advanced Manufacturing, AI & Machine Learning, Cybersecurity, Data & Infrastructure, Defense Tech, Energy, Enterprise Software, GovTech, Robotics, Space Tech.
- Where is Washington Harbour Partners located?
- Washington Harbour Partners is headquartered in Arlington, US.
- Does Washington Harbour Partners lead rounds?
- Yes, Washington Harbour Partners leads investment rounds.
- Who does Washington Harbour Partners co-invest with?
- Washington Harbour Partners most often shares deals with Andreessen Horowitz, Syn Ventures Seed Management Llc, Y Combinator, among 311 tracked co-investors.
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