This Week’s Top Talent Pools

Exa, a five-year-old San Francisco startup that develops AI-powered search tools, raised a $250M round at a $2.2B valuation led by Andreessen Horowitz. Triple the valuation of its September round.

  1. Kudzo Ahegbebu in SF (Potential Founder)

    1. Role: Co-Founder & CTO @ Exa (2 yrs)

    2. Other Experience: MTS @ xAI, MTS @ OpenAI, SWE @ Facebook, SWE @ Genentech, Purdue Aerospace Engineering & Physics

    3. Description: Left xAI 11/25

  2. Alex G. in SF (CEO @ Pantograph PBC)

    1. Role: CEO @ Exa (1.5 yrs)

    2. Other Experience: CEO @ San Francisco Compute Company ($52M from DCVC, Wing, Alt Capital), Research Intern @ Uber AI Labs, Columbia BS Math

    3. Description: "Building general purpose robots"

  3. Thais Castello Branco in SF (Stealth)

    1. Role: Founding Head of Strategy & Marketing @ Exa (1 yr)

    2. Other Experience: Co-Founder & CPO @ Creio, VP Growth & Marketing @ Hubla

    3. Description: "On a mission to end AI slop"

Decart, a Tel Aviv-based AI startup building world models and inference optimization software, raised $300M at a ~$4B valuation. Radical Ventures led, with NVIDIA, Adobe Ventures, Toyota Ventures, and angel investors including Andrej Karpathy (OpenAI co-founder). Products include DOS (inference optimization), Lucy (real-time video), and Oasis (3D world model).

  1. Sagiv Harel in Tel Aviv (Stealth)

    1. Role: CPO @ Decart (1.5 yrs)

    2. Other Experience: Head of R&D Section @ Israeli Military Intelligence, NLP R&D @ Israeli Military Intelligence, Open University of Israel BS CS

    3. Description: "Working on something big"

    4. Contact: [email protected]

  2. Tal Avner in Israel (Potential Founder)

    1. Role: COO @ Decart (1 yr)

    2. Other Experience: Co-Founder & CEO @ Launch, Co-Founder @ Shelfy, COO @ Nym, E-commerce Director @ BabyFirstTV, Reichman University BBA

    3. Description: Left Decart 6/25

  3. Avishay Matayev in Israel (Stealth)

    1. Role: Founding Engineer @ Decart (<1 yr)

    2. Other Experience: Founding Engineer @ block.a, Security Researcher @ Unit 8200, SWE @ Forter

    3. Description: Co-Founder @ Stealth AI Startup since 9/25

Commure, a Mountain View-based healthcare AI platform valued at $6B+, backed by Sequoia, General Catalyst, Human Capital, and NVIDIA. Merged with Athelas (YC S16) in 2023. Products deployed to 400K+ clinicians across 300+ hospitals.

  1. Eugene Kuznetsov in SF (Potential Founder)

    1. Role: Co-Founder & CTO @ Commure (3.5 yrs)

    2. Other Experience: Deputy CDAO @ DoD, CTO for Navy SEALs, Founder & CEO @ Abine/DeleteMe ($5M from Atlas Venture, General Catalyst), Founder @ DataPower (acq by IBM), MIT BS+MEng EE

    3. Description: Left DoD 5/25

Modal, a San Francisco-based AI infrastructure startup that helps companies access chips for inference and test AI-generated code, raised a $355M Series C at a $4.65B valuation. Redpoint Ventures and General Catalyst led, with Accel and Menlo Ventures. Annualized revenue ~$300M, up from $60M in September.

  1. Advay Pal in US (Potential Founder)

    1. Role: FTE #19 & Forward Deployed Engineer @ Modal (1 yr)

    2. Other Experience: FTE #90 & SWE @ Applied Intuition, Adjunct Lecturer @ Stanford, SWE Intern @ Nuro, SWE Intern @ Twitter, SWE Intern @ Apple, Stanford MS CS

    3. Description: Left Modal 2025

    4. Contact: [email protected], Site

Fragile, a startup powering consumer hardware subscription programs, raised ~$100M from Khosla Ventures, Lightspeed, and Restive Ventures.

  1. Thomas Kreek in SF (Stealth)

    1. Role: Co-Founder @ Fragile (1.5 yrs)

    2. Other Experience: CEO @ LumenEd, Global PM @ Uber

    3. Description: Co-Founder @ Stealth Startup since 10/25

    4. Contact: Site

  2. Jack Good in SF (Potential Founder)

    1. Role: President @ Fragile (1.5 yrs)

    2. Other Experience: Chief of Staff @ Khosla Ventures and Founders Fund, SWE @ OpenStore and Microsoft, UVA BS CS

    3. Description: Transitioned to Board Director @ Fragile on 1/26

Conversion, a marketing platform where AI agents automate campaign work, raised $30M per their Founder on X. "The first marketing platform where AI agents do the work and your team does strategy."

  1. Charlie He in SF (Co-Founder @ Contour)

    1. Role: 1st FTE & Head of Engineering @ Conversion (4 yrs)

    2. Other Experience: SWE @ Cisco, UC Berkeley EECS

    3. Description: "Helping implementation teams get to value with AI agents"

Nourish, an NYC-based metabolic health startup, raised $100M in Series C. Menlo Ventures led, with Thrive Capital, Index Ventures, JPMorgan Growth Equity Partners, Maverick Ventures, YC, BoxGroup, Atomico, Daybreak, and Operator Partners. Total raised $215M.

  1. Guillermo S. in NYC (Stealth)

    1. Role: 1st FTE & Sr SWE @ Nourish (4 yrs)

    2. Other Experience: SWE @ Custom Ink, UVA BS CS

    3. Description: Founder @ Stealth Startup since 3/26

Keep Reading

© 2026 Stealth Founders.
Report abusePrivacy policyTerms of use
beehiivPowered by beehiiv