Today’s Top Talent Pools

Isomorphic Labs, the London Alphabet company spun out of Google DeepMind in 2021 to design drugs with AI, is in early talks to raise at a valuation of up to $50B, That would be roughly 3x the $17.5B it carried after its $2.1B Series B led by Thrive Capital in May, which also drew Alphabet and the UK Sovereign AI Fund and was the second largest biotech raise on record behind Altos Labs.

  1. Sergei Yakneen in Lausanne Metropolitan Area (Potential Founder)

    1. Role: Chief Technology Officer @ Isomorphic Labs (5 yrs)

    2. Other Experience: CTO @ SOPHiA GENETICS, Senior Technical Officer @ EMBL, Senior Technical Program Manager @ Ontario Institute for Cancer Research

    3. Description: Transitioned to advisor on 5/26. Bio says "Something new"

  2. Sibon Li in SF Bay Area (Potential Founder)

    1. Role: Founding Research Engineer @ Isomorphic Labs (2 yrs)

    2. Other Experience: Founding Research Scientist @ Brain Co., Research Engineering Manager @ DeepMind, Senior Software Engineer @ Google, Postdoctoral Researcher @ University of Southern California, Postdoctoral Researcher @ UCLA

    3. Description: Left Isomorphic Labs on 7/26

  3. Jason Zhang in London (Stealth)

    1. Role: Software Engineer @ Isomorphic Labs (3 yrs)

    2. Other Experience: Member of Technical Staff @ OpenAI, Research Engineer @ UCB, Software Engineer @ Bloomberg LP, UCL

    3. Description: Stealth since 2026

Valon, the New York mortgage servicing technology company, raised $150M in Series D funding at a $2.3B valuation, double its prior valuation, with new investor Ribbit Capital joining existing backer Andreessen Horowitz. It lands two months after Valon sold its servicing arm, Valon Mortgage, to Carrington Mortgage Services on 4 August, moving about 810,000 loans and the Valon Mortgage team across and taking Carrington's combined portfolio toward two million loans, with Carrington adopting ValonOS as its core platform.

  1. Eric Chiang in Miami Beach (Stealth)

    1. Role: Co-Founder, Chief Product Officer, CISO @ Valon (3 yrs)

    2. Other Experience: Founding Executive @ Flow ($350M from a16z), Product Manager, Cloud Security & Privacy @ Google, Software Development Engineer @ Amazon, UCLA

    3. Description: Stealth since 7/26

  2. Sean Snyder in New York (Potential Founder)

    1. Role: Chief Technology Officer @ Valon (7 yrs)

    2. Other Experience: Staff Software Engineer @ Oscar Health, Software Engineer @ Better Mortgage, Software Engineer @ Jane Street, Software Engineer @ Facebook, Software Engineer @ Avere Systems

    3. Description: Transitioned to advisor in 2025

  3. Ayush Menon in New York (Founder @ Avera)

    1. Role: Software Engineer Intern @ Valon (<1 yr)

    2. Other Experience: Founder & CEO @ Katana (backed by Founder’s Fund, Electric Capital), Software Engineer @ Delphi Digital

Arena, the AI evaluation platform that began in 2023 as a UC Berkeley project crowdsourcing model rankings, raised $200M in Series B funding at a $3.1B valuation on 8 October, co-led by Lightspeed Venture Partners and Khosla Ventures, with Salesforce Ventures, 01 Advisors, Dell Technologies Capital, Endeavor Catalyst, a16z and Felicis. The valuation is up from $1.7B at its $150M Series A in January, a 1.8x step-up in nine months.

  1. vincent w in Menlo Park (Stealth)

    1. Role: Researcher @ Arena (1 yr)

    2. Other Experience: Researcher @ Anthropic, Researcher @ Apple, Researcher @ Berkeley Artificial Intelligence Research

    3. Description: Stealth since 9/25

  2. Thijs Simonian in SF (Potential Founder)

    1. Role: Member of Technical Staff @ Arena (<1 yr)

    2. Other Experience: Member of Technical Staff @ OpenAI, Co-Director @ TreeHacks, AI Infrastructure Intern @ Andreessen Horowitz

    3. Description: "cs @ stanford , prev. robotics @ openai"

Nous Research, the open-source AI lab behind the Hermes models and the Psyche decentralized training network, raised $90M in Series B funding at a $1.5B valuation, led by Robot Ventures with NVIDIA, Microsoft's M12, Samsung, Y Combinator, Union Square Ventures and Menlo Ventures. That takes total funding to roughly $160M, after a $50M Series A led by Paradigm at a $1B valuation in April 2025.

  1. Cyrus Nouroozi in SF (Stealth)

    1. Role: AI Researcher @ Nous Research (1 yr)

    2. Other Experience: Founder @ The Synthesis Company (YC S24), Co-Founder @ WOMBO.ai ($9M led by Round13, Nvidia-backed), Founding CTO @ Conversify

    3. Description: Left Synthesis Company on 8/26 and "building something new”

Spiko, the London and Paris company issuing regulated tokenized money market funds, raised $90M in Series B funding led by New Enterprise Associates on 6 October, with Index Ventures, Bpifrance, Speedinvest, Flourish Ventures, Shapers, White Star Capital, Blockwall, Frst, EQNX, Mirana Ventures and Wintermute Ventures, plus angels including former Bundesbank president Axel Weber and the founders of Qonto. Total raised is now $120M, after a $22M round led by Index.

  1. Samuel Briole in Paris (Stealth)

    1. Role: CTO @ Spiko (3 yrs)

    2. Description: "builder - former cto @spiko" left on 9/26

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