Insights

Acquisition activity Recent news indicates Theseus Pharmaceuticals was acquired by Concentra Biosciences for a cash-per-share with a contingent value right, suggesting potential buyer diligence, integration timelines, and a need for vendor alignment or transition support services.

Regulatory leadership With executive hires in Regulatory Affairs and quality assurance, Theseus is strengthening governance and compliance capabilities, signaling opportunities to offer regulatory submissions, quality systems, or outsourced regulatory affairs support.

Clinical focus The company is pursuing pan-variant TKIs and programs like KIT targeting for early-line GIST, presenting opportunities to discuss companion diagnostics, assay development, translational research services, and pivotal trial support.

Strategic funding A substantial funding level ($120M) alongside a move toward acquisition suggests need for scalable operations, CRO/CMO partnerships, and clinical development acceleration services to navigate potential transitions.

Talent shifts Significant headcount reductions followed by leadership and board additions imply organizational changes; this can translate into needs for interim project staffing, change management, and consulting services to stabilize programs.

Similar companies to Theseus Pharmaceuticals

Theseus Pharmaceuticals Tech Stack

Theseus Pharmaceuticals uses 8 technology products and services including Amazon Web Services, WordPress, OneTrust, and more. Explore Theseus Pharmaceuticals's tech stack below.

Media & News

Theseus Pharmaceuticals's Email Address Formats

Theseus Pharmaceuticals uses at least 3 email formats:
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.

How much revenue does Theseus Pharmaceuticals generate?

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As of July 2026, Theseus Pharmaceuticals's annual revenue is estimated to be $1M - $10M.

What is Theseus Pharmaceuticals's SIC code and NAICS code?

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Theseus Pharmaceuticals's SIC code is 8731 - Commercial Physical and Biological Research and 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 America and Europe. 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 Amazon Web Services, WordPress, OneTrust, NetSuite, Shopify, WP Engine, Greenhouse and SAP Concur.

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 $100M as a Series B.

  • $1M - $10M

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

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