Leto Laboratories

BiotechnologySeries CBeijing, Chinaletolab.net

Latest round

Series C

Last raised

Jul 2025

Total raised

$30M

Investors

13

About Leto Laboratories

Established in 2014 and based in Beijing, China, Leto Laboratories operates as a protein technology and drug developer that providesprotein products, drugs and protein technology platform. The company headquartered in Beijing and its laboratories passed ISO9001:2008 quality system certification. It cooperates with Hansen Pharmaceutical, Tonghua Dongbao and Junshi Biological. Wei Zhang, the CEO and founder of the company, and he once served as the senior research fellow at a leading UK oncology research center and Novo Nordisk. The company provides protein products, drugs and protein technology platform. It develops more than 10 drug discovery platforms, including computer-aided drug design platform, high-throughput protein preparation platform and high-throughput protein screening platform. Its products include refolding, cytokine and peptide drugs. Cytokine can apply in oncology treatment, infection and autoimmune diseases fields.

Who invested in Leto Laboratories

13 investors across 6 rounds

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Funding rounds

  1. Series C

    Jul 23, 2025

    Amount

    Undisclosed

    Investors

    Locked

  2. Series C

    Dec 31, 2022

    Amount

    $15M

    Investors

    Locked

  3. Series B

    Aug 4, 2021

    Amount

    Undisclosed

    Investors

    Locked

  4. Series B

    Oct 16, 2020

    Amount

    $15M

    Investors

    Locked

  5. Series A

    Jan 25, 2019

    Amount

    Undisclosed

    Investors

    Locked

  6. Angel

    Jul 16, 2018

    Amount

    Undisclosed

    Investors

    Locked

Questions about Leto Laboratories

Who invested in Leto Laboratories?

Leto Laboratories has 13 investors on record across 6 venture rounds. Sign up free to see every VC on the cap table and the rounds they joined.

How much funding has Leto Laboratories raised?

Leto Laboratories has raised 6 venture rounds. Sign up free to see how much each round raised and the total.

When did Leto Laboratories last raise money?

Leto Laboratories's most recent round on record is a Series C, in Jul 2025.

What does Leto Laboratories do?

Established in 2014 and based in Beijing, China, Leto Laboratories operates as a protein technology and drug developer that providesprotein products, drugs and protein technology platform.

Where is Leto Laboratories headquartered?

Leto Laboratories is headquartered in Beijing, China.

Which VCs invest in companies like Leto Laboratories?

Among active investors with capital left to deploy, Shanghai State-owned Capital Investment Leading Fund, Hui Hua Fund, Yufu Capital and ICBC Capital Management back biotechnology companies at Leto Laboratories's stage. Their profiles are linked below.

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