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Helixon (Earendil Labs)

Also known as Earendil Labs

ChinaProtein designBeijing (affiliate Earendil Labs is incorporated in Wilmington, Delaware), ChinaFounded 2021Private

AI protein modelling plus high-throughput experiments to design antibodies, especially bispecifics, which it licenses to Sanofi and Genentech and develops in-house.

Disclosed total$787M
Rounds on record3
Latest round$787MRound (unnamed) · 2026-03-20
Last stated valuationNone stated
Investors named13
Research on recordNone yet

Money and evidence

Moneyeach round in US dollars; ≈ converted at its date20222023202420252026AngelSeries A$787M
Closed roundNot on the dollar scale (a range, or no rate)

No research by this company is on the record yet.

Rounds and research, on one timeline

  1. 2026-03-20Round (unnamed)
    Round

    $787M

    For: scale AI biologics R&D; move multiple programs toward the clinic

    Models and platformToward the clinic

    Raised by Earendil Labs, Helixon's affiliate, as 'financing rounds'; no series, lead or valuation disclosed. Gaorong Capital and Xianghe Capital are added from their own WeChat accounts, which each say they invested in this round.

    Dimension CapitalDST GlobalINCE Capital ✓Luminous Ventures ✓SanofiBiotech Development Fund (Hillhouse and Pfizer)Miracle CapitalGaorong Capital ✓Xianghe Capital ✓

    On the deal: Zavain Dar (Founding Managing Partner, Dimension Capital)

    The investor's own page says · INCE Capital: 2026 financing ($787M)

    Announced by the company · prnewswire.com ↗

  2. 2022-06-22Series A
    Round

    nearly 500 million yuan

    For: team, business development, AI compute, high-throughput lab, pipeline

    HiringWet labModels and platform

    Lead · 5Y CapitalGaorong Capital ✓Neumann CapitalXianghe Capital ✓GL VenturesQingzhi Capital

    On the deal: Bin Yue (Founding Partner, Gaorong Capital); Fei Zhang (Partner, 5Y Capital)

    Announced by the company · bydrug.pharmcube.com ↗

  3. 2021-10-20Angel
    Round

    tens of millions of US dollars

    Not stated

    Read through a fetch summary of the iheima page.

    Lead · Xianghe Capital ✓GL VenturesQingzhi Capital

    On the deal: Hesong Tang (Founding Partner, Xianghe Capital)

    Announced by the company · iheima.com ↗

Research entries are the timeline's graded entries that name this company. A level grades one claim, not the company, and a blank can mean the record has not caught up rather than that nothing was published.

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On the investors' own sites

Investors that name this company on their own site, in a portfolio or their own announcement. A ✓ in a round marks the same investor.

Its investors also backed

Other companies on this page whose rounds name the same investor.