Insights

Acquisition Signals Theseus has attracted investor and potential acquirer attention, including OrbiMed’s stake and discussions of a Concentra purchase with a contingent value right. This signals strategic pivots, making them a prime candidate for partnerships around due diligence, integration support, licensing negotiations, and co-development opportunities with oncology-focused vendors.

Regulatory Growth Key hires in regulatory affairs and quality leadership indicate a strong push to advance submissions and quality systems. This creates opportunity for regulatory affairs outsourcing, submissions planning, GxP-compliant quality programs, and streamlined medical writing and dossier preparation services.

Targeted Platform The focus on best-in-class pan-variant TKIs and a KIT/GIST program suggests demand for discovery support, biomarker development, preclinical safety and pharmacology services, and data-driven partnering to accelerate lead optimization and clinical translation.

Financing Readiness With about $100M in funding and modest current revenue, Theseus appears prepared for co-development, milestone-based deals, or licensing agreements. Sales plays could include upfront option deals, collaborative R&D arrangements, and shared-risk partnerships with CROs, biotech suppliers, or academic collaborators.

Cambridge Advantage Located in Cambridge, MA with a small team, Theseus is well-positioned to leverage local biotech ecosystem assets. Propose AI/ML modeling, data analytics, and computational biology collaborations using their scikit-learn stack to enhance mutation prediction, dose-response modeling, and biomarker insights; offer flexible pilot engagements.

Theseus Pharmaceuticals Tech Stack

Theseus Pharmaceuticals uses 8 technology products and services including Cloudflare, jQuery, Priority Hints, and more. Explore Theseus Pharmaceuticals's tech stack below.

  • Cloudflare
    Content Management System
  • jQuery
    Javascript Libraries
  • Priority Hints
    Performance
  • PHP
    Programming Languages
  • HSTS
    Security
  • HTTP/3
    Web & Portal Technology
  • Gravity Forms
    Web Platform Extensions
  • CSS
    Web Tools And Plugins

Media & News

Theseus Pharmaceuticals's Email Address Formats

Theseus Pharmaceuticals uses at least 1 format(s):
Theseus Pharmaceuticals Email FormatsExamplePercentage
First.Last@theseusrx.comJohn.Doe@theseusrx.com
96%
First.L@theseusrx.comJohn.D@theseusrx.com
2%
Last@theseusrx.comDoe@theseusrx.com
2%

Frequently Asked Questions

What is Theseus Pharmaceuticals's official website and social media links?

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Theseus Pharmaceuticals's official website is theseusrx.com and has social profiles on LinkedIn.

What is Theseus Pharmaceuticals's SIC code NAICS code?

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Theseus Pharmaceuticals's SIC code is 8731 - Commercial Physical and Biological Research NAICS code is 541714 - Research and Development in Biotechnology (except Nanobiotechnology).

How many employees does Theseus Pharmaceuticals have currently?

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As of July 2026, Theseus Pharmaceuticals has approximately 31 employees across 2 continents, including North AmericaEurope. Key team members include Ingegnere, Consulente Per La Salute E La Sicurezza Negli Ambienti Di Lavoro: E. C.. Explore Theseus Pharmaceuticals's employee directory with LeadIQ.

What industry does Theseus Pharmaceuticals belong to?

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Theseus Pharmaceuticals operates in the Biotechnology Research industry.

What technology does Theseus Pharmaceuticals use?

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Theseus Pharmaceuticals's tech stack includes CloudflarejQueryPriority HintsPHPHSTSHTTP/3Gravity FormsCSS.

What is Theseus Pharmaceuticals's email format?

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Theseus Pharmaceuticals's email format typically follows the pattern of First.Last@theseusrx.com. Find more Theseus Pharmaceuticals email formats with LeadIQ.

How much funding has Theseus Pharmaceuticals raised to date?

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As of July 2026, Theseus Pharmaceuticals has raised $120M in funding. The last funding round occurred on Apr 13, 2021 for $100M.

When was Theseus Pharmaceuticals founded?

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Theseus Pharmaceuticals was founded in 2017.
Theseus Pharmaceuticals logo

Theseus Pharmaceuticals

Biotechnology ResearchMassachusetts, United States11-50 Employees

Theseus Pharmaceuticals is a Cambridge, Massachusetts-based biotechnology research company focused on developing targeted cancer therapies. The organization emphasizes advancing treatments that anticipate cancer’s mutations, aiming to overcome resistance to initial oncology therapies by pursuing best-in-class, pan-variant inhibitors for kinase targets. Its work centers on discovering and developing therapies that stay ahead of tumor evolution, addressing the persistent burden of treatment resistance in cancer care.
The company operates within the biotechnology research sector, with a small-to-mid sized team and a stated emphasis on pioneering approaches to tyrosine kinase inhibitors and related targeted therapies. Its activities include early-stage development and strategic program exploration, such as initiatives targeting KIT in gastrointestinal stromal tumors. Recent organizational changes and industry developments have involved leadership appointments and corporate transactions, reflecting a dynamic environment in which Theseus operates.

Section iconCompany Overview

SIC Code
8731 - Commercial Physical and Biological Research
NAICS Code
541714 - Research and Development in Biotechnology (except Nanobiotechnology)
Founded
2017
Employees
11-50

Section iconFunding & Financials

  • $120M

    Theseus Pharmaceuticals has raised a total of $120M of funding over 2 rounds. Their latest funding round was raised on Apr 13, 2021 in the amount of $100Mas a series_b.

  • $1M$10M

    Theseus Pharmaceuticals's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $120M

    Theseus Pharmaceuticals has raised a total of $120M of funding over 2 rounds. Their latest funding round was raised on Apr 13, 2021 in the amount of $100Mas a series_b.

  • $1M$10M

    Theseus Pharmaceuticals's revenue is estimated to be in the range of $1M$10M

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