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Funded & hiring · weekly report

Startups that raised May 11 – May 17, 2026 and are hiring

36 venture-backed startups closed funding rounds the week of May 11 – May 17, 2026, raising $3.8B in total, and together they have 529 open roles today. The largest round was Isomorphic Labs's $2.1B Series B, led by Temasek Holdings. Cowboy Space is hiring the most, with 81 open roles. Engineering is the most in-demand function.

  • Direct from each company's ATS
  • No recruiters or middlemen
  • No scams or fake jobs
  • No stale postings
Startups funded
36
Raised in total
$3.8B
Open roles today
529
Median round
$25M

Every startup that raised May 11 – May 17, 2026 and is hiring

CompanyRoundClosedLed byOpen rolesHiring most for
Isomorphic LabsLondon, England, United KingdomSeries B$2.1BMay 12, 2026Temasek Holdings, Thrive Capital, Alphabet, CapitalG, MGX27Engineering, Science
Mind RoboticsPalo Alto, California, United StatesVenture round$400MMay 13, 2026Andreessen Horowitz, Accel, SV Angel, Eclipse, Bessemer Venture Partners31Engineering, Operations
Cowboy SpaceSan Carlos, California, United StatesSeries B$275MMay 11, 2026Andreessen Horowitz, Index Ventures, Construct Capital, IVP, Breakthrough Energy Ventures81Engineering, Operations
FractileLondon, England, United KingdomSeries B$220MMay 13, 2026Accel, Founders Fund, Inovia Capital, 8VC, Felicis37Engineering, Design
HavocAIProvidence, Rhode Island, United StatesSeries A$100MMay 12, 2026Alumni Ventures, B Capital, Clear Street, Lockheed Martin, Outlander VC23Engineering, Operations
MultiverseLondon, England, United KingdomSeries E$70MMay 15, 2026General Catalyst, Lightspeed Venture Partners, Index Ventures, Bond, Schroders Capital21Sales & BD, Marketing
Grand GamesBesiktas, Istanbul, TurkeySeries B$70MMay 11, 2026Balderton Capital, Bek Ventures, Laton Ventures, Mert Gür8Product, Marketing
Star CatcherJacksonville, Florida, United StatesSeries A$65MMay 12, 2026B Capital, Shield Capital, GreatPoint Ventures, Helena, Oceans20Engineering, People
GridCARERedwood City, California, United StatesSeries A$64MMay 14, 2026Sutter Hill Ventures, Future Energy Ventures, Breakthrough Energy Ventures, Clearvision Ventures, National Grid Partners (NGP)7Engineering, Sales & BD
BlueWind MedicalSalt Lake City, Utah, United StatesVenture round$47.8MMay 14, 2026ConvaTec, Armentum Partners2Marketing
Rowden TechnologiesBristol, Bristol, City of, United KingdomSeed$33.8MMay 13, 2026National Wealth Fund, NCSC for Startups34Engineering, People
Judgment LabsSan Francisco, California, United StatesSeries A$32MMay 12, 2026Lightspeed Venture Partners, Valor Equity Partners, SV Angel, Nova Global, Gallery Ventures4Engineering
Nectar SocialSeattle, Washington, United StatesSeries A$30MMay 14, 2026Menlo Ventures, True Ventures, Flying Fish Partners, BAM Ventures, XRC Ventures18Engineering, Sales & BD
BranchLabNew York, New York, United StatesSeries A$28.8MMay 13, 2026AIX Ventures, nvp capital, FCA Venture Partners, Sanofi Ventures, Swift Ventures12Engineering, Sales & BD
9amHealthEncinitas, California, United StatesSeries B$26MMay 12, 2026Founders Fund, Speedinvest, Define Ventures, Catalio Capital Management, Human Capital17Clinical, Engineering
Fifth Dimension AILondon, England, United KingdomSeries A$26MMay 11, 2026Speedinvest, Ascension, Seedcamp, Anthemis, HV Capital6Product, Engineering
GovWellNew York, New York, United StatesSeries A$25MMay 14, 2026Insight Partners, Work-Bench, Bienville Capital, Andreas Huber, Chris Bullock15Engineering, Sales & BD
RoadrunnerSan Francisco, California, United StatesSeries A$22MMay 12, 2026Founders Fund, Kleiner Perkins11Sales & BD, Engineering
NovellaNew York, New York, United StatesSeries A$21MMay 14, 2026BoxGroup, SV Angel, Avid Ventures, Brewer Lane Ventures, Blank Ventures9Engineering, Data & ML
CiridaeSan Francisco, California, United StatesSeed$20MMay 11, 2026Andreessen Horowitz, General Catalyst, Accel, Sunflower Capital, Cory Levy6Engineering
CREW CarbonHamden, Connecticut, United StatesSeries A$19MMay 14, 2026Connecticut Innovations, Burnt Island Ventures, Counteract, Sony Innovation Fund, Ponderosa Ventures10Operations, Engineering
ArkeusPort Melbourne, Victoria, AustraliaSeries A$17.9MMay 15, 2026R+VC, Main Sequence Ventures, Folklore Ventures, DYNE Ventures., QIC Ventures9Engineering, Sales & BD
TurnkeyNew York, New York, United StatesVenture round$12.5MMay 14, 2026Gemini, Sequoia Capital, Coinbase Ventures, Archetype, Variant5Sales & BD, Engineering
Knit HealthSan Francisco, California, United StatesSeed$11.6MMay 12, 2026Uncork Capital, Moxxie Ventures, Frist Cressey Ventures, Coalition Operators1Data & ML
White CircleDover, Delaware, United StatesSeed$11MMay 12, 2026BoxGroup, Abstract, Hummingbird Ventures, Thomas Wolf, Drysdale Ventures22Engineering, Sales & BD
Twin PrimeNyack, New York, United StatesPre-Seed$10MMay 14, 2026Theon International, Expeditions6Engineering, Data & ML
SyntheticSan Francisco, California, United StatesSeed$10MMay 14, 2026Khosla Ventures, Basis Set Ventures, Tobias Lütke, Kaz Nejatian, Zach Abrams5Engineering, Sales & BD
ChampAISan Francisco, California, United StatesSeed$8.5MMay 13, 2026JJ Zhuang, SV Angel, Redpoint, Defy.vc, Max Mullen3Engineering, Sales & BD
GraphonSan Francisco, California, United StatesSeed$8.3MMay 14, 2026Hitachi Ventures, Samsung NEXT, GS Futures, Aurum Partners, Gaia Ventures2Engineering
FurientisEl Segundo, California, United StatesPre-Seed$5MMay 14, 2026SV Angel, Bessemer Venture Partners, Silent Ventures, Liquid 2 Ventures, MVP Ventures20Engineering, Hardware
HapplLondon, England, United KingdomSeries A$5MMay 11, 2026Gaingels, Y Combinator, Ascension, Haatch, Pioneer Fund5Sales & BD, Finance
GreenboardNew York, New York, United StatesSeries A$4.5MMay 12, 2026General Catalyst, Base10 Partners, Transpose Platform Management, Y Combinator, Liquid 2 Ventures7Sales & BD, Engineering
KlarifySan Francisco, California, United StatesPre-Seed$500KMay 12, 2026Y Combinator, Founder Factor2Product
VapiSan Francisco, California, United StatesSeries BMay 12, 2026Abstract, Peak XV Partners, Y Combinator, Bessemer Venture Partners, Kleiner Perkins25Engineering, Sales & BD
Ampa HealthSan Diego, California, United StatesSeedMay 14, 2026Nexus NeuroTech, Morningside, Satori Capital, Continuum Health Ventures, One Mind Accelerator9Engineering, Sales & BD
Cinder TechnologiesNew York, New York, United StatesSeries BMay 12, 2026Accel, Radical Ventures, Y Combinator, Pioneer Fund, J2 Ventures9Engineering, Marketing

By stage

  • Series A14
  • Seed8
  • Series B7
  • Venture round3
  • Pre-Seed3
  • Series E1

Most active lead investors

  • SV Angel5
  • Y Combinator5
  • Accel4
  • Andreessen Horowitz3
  • Bessemer Venture Partners3
  • Founders Fund3
  • General Catalyst3
  • Index Ventures2

Open roles by function

Questions

Which startups raised money the week of May 11 – May 17, 2026?
Isomorphic Labs (Series B, $2.1B); Mind Robotics (Venture round, $400M); Cowboy Space (Series B, $275M); Fractile (Series B, $220M); HavocAI (Series A, $100M); Multiverse (Series E, $70M); Grand Games (Series B, $70M); Star Catcher (Series A, $65M), and 28 more listed on this page.
Are these startups hiring?
Yes. Every company on this page has open roles right now: 529 in total, read directly from each company's own hiring system and re-checked daily.
Where does this data come from?
Funding rounds come from public announcements and filings. Open roles come straight from each company's applicant tracking system (Greenhouse, Lever, Ashby, Workday and others) or careers page, not from recruiters or reposts.

Grouped by the week each round closed (Monday to Sunday, UTC). Open-role counts are live and change as companies hire. Only companies with at least one open role are listed.

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36 Startups That Raised May 11 – May 17, 2026 and Are Hiring | JustBacked