Theseus Pharmaceuticals Employee Directory

Biotechnology ResearchMassachusetts, United States11-50 Employees

Theseus Pharmaceuticals is passionately committed to outsmarting cancer resistance. Cancer is constantly mutating, allowing it to evade initially effective oncology treatments. Theseus believes we can predict how cancer will change, enabling new therapies to stay ahead of future mutations and overcome the demonstrated burden of treatment resistance. Led by a team of pioneers in the discovery and development of tyrosine kinase inhibitors (TKIs), we are developing best-in-class, pan-variant kinase inhibitors, to shape the future of targeted oncology.

PLEASE NOTE: All open positions for Theseus Pharmaceuticals will be listed on this website, and any communication from Theseus about open positions will come from a representative with a Theseus email address (@thesesuspharma.com or @theseusrx.com). Further, we will never ask you to share private information (bank accounts, social security #) via email. If you receive a suspicious message from someone purporting to be from Theseus Pharmaceuticals or if you believe you are a victim of fraud, please visit the FTC website to file a report.

Find Theseus Pharmaceuticals employees' phone numbers or email addresses

Theseus Pharmaceuticals Global Highlights

Location
Employees

North America
6

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  • United States Of America
    6

Theseus Pharmaceuticals's Leadership

  • Stylized image of a person
    W. C. S.
    Founder, President Research & Development
    Phone icon
  • Stylized image of a person
    J. C.
    Director, Information Technology
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  • Stylized image of a person
    C. J.
    Intern
    Phone icon

Contact profiles from Theseus Pharmaceuticals

Name
Title
Contact Info
Location
Last Update
  • Stylized image of a person
    W. C. S.
    Founder, President Research & Development
    Phone icon
    United StatesMassachusetts
    Nov 10, 2025
  • Stylized image of a person
    J. C.
    Director, Information Technology
    Phone icon
    United StatesMassachusetts
    Nov 26, 2025
  • Stylized image of a person
    C. J.
    Intern
    Phone icon
    United StatesMassachusetts
    Oct 22, 2024

Frequently Asked Questions

What is Theseus Pharmaceuticals known for?

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Theseus Pharmaceuticals was founded in 2017 operates in the Biotechnology Research industry. Explore Theseus Pharmaceuticals's company overview page for more information.

What is Theseus Pharmaceuticals's most common email format?

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Theseus Pharmaceuticals employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Theseus Pharmaceuticals email formats with LeadIQ.

How many employees does Theseus Pharmaceuticals have currently?

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Theseus Pharmaceuticals has approximately 31 employees as of December 2025. These team members are located across 1 continents, including North America.

Who are Theseus Pharmaceuticals's key employees and leadership?

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As of December 2025, Theseus Pharmaceuticals's key employees include:

  • Founder, President Research & Development: W. C. S.
  • Director, Information Technology: J. C.
  • Intern: C. J.

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