Insights

Platform Capabilities Plexxikon's proprietary structure-guided discovery platform enables highly selective small molecules and personalized medicines, with a proven track record exemplified by Zelboraf developed with Roche and a companion diagnostic; this signals strong potential for early discovery collaborations, hit-to-lead programs, and co-development in targeted oncology or other indications.

Strategic Partnerships As a member of the Daiichi Sankyo Group with a history of successful industry partnerships, Plexxikon offers access to established pharma networks; combined with a recent asset divestment to Opna, there may be appetite for licensing remaining assets, platform access, or collaboration on new franchises under favorable terms.

Oncology Expertise The company has a focused history in cancer therapeutics, including privately developed mutation-specific therapies and AML targets, indicating strong capabilities for oncology programs, companion diagnostics, and design of clinical trials aligned with precision medicine.

Early Discovery Outsourcing Plexxikon's demonstrated discovery and early development capabilities position it as a potential partner for outsourcing discovery services, lead optimization, and preclinical work, offering a pathway for pharma and biotech to accelerate early-stage programs with a proven internal platform and experienced team.

Investment Readiness With a modest operating footprint and involvement in strategic asset transactions, Plexxikon may be receptive to strategic investments, licensing deals, or co-development funding to scale programs, leveraging its platform strength within a larger corporate ecosystem.

Plexxikon Inc. Tech Stack

Plexxikon Inc. uses 8 technology products and services including SCIEX, Microsoft PowerPoint, Sage 100, and more. Explore Plexxikon Inc.'s tech stack below.

  • SCIEX
    Advanced Analytics And Data Science
  • Microsoft PowerPoint
    Editors
  • Sage 100
    Enterprise Resource Planning
  • Prototype
    Javascript Frameworks
  • jQuery
    Javascript Libraries
  • C
    Programming Languages
  • Java
    Programming Languages
  • Apache
    Web Servers

Media & News

Plexxikon Inc.'s Email Address Formats

Plexxikon Inc. uses at least 1 format(s):
Plexxikon Inc. Email FormatsExamplePercentage
FLast@plexxikon.comJDoe@plexxikon.com
93%
First.Last@plexxikon.comJohn.Doe@plexxikon.com
3%
FirstLas@plexxikon.comJohnDoe@plexxikon.com
3%
FirLast@plexxikon.comJohDoe@plexxikon.com
1%

Frequently Asked Questions

What is Plexxikon Inc.'s phone number?

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You can contact Plexxikon Inc.'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Plexxikon Inc.'s official website and social media links?

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Plexxikon Inc.'s official website is plexxikon.com and has social profiles on LinkedInCrunchbase.

What is Plexxikon Inc.'s SIC code NAICS code?

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Plexxikon Inc.'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 Plexxikon Inc. have currently?

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As of July 2026, Plexxikon Inc. has approximately 51 employees across 1 continents, including North America. Key team members include Chairman Board Member: J. S.Quality Assurance & Director: L. M.Senior Quality Assurance Specialist: N. K.. Explore Plexxikon Inc.'s employee directory with LeadIQ.

What industry does Plexxikon Inc. belong to?

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Plexxikon Inc. operates in the Biotechnology Research industry.

What technology does Plexxikon Inc. use?

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Plexxikon Inc.'s tech stack includes SCIEXMicrosoft PowerPointSage 100PrototypejQueryCJavaApache.

What is Plexxikon Inc.'s email format?

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Plexxikon Inc.'s email format typically follows the pattern of FLast@plexxikon.com. Find more Plexxikon Inc. email formats with LeadIQ.

How much funding has Plexxikon Inc. raised to date?

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As of July 2026, Plexxikon Inc. has raised $80M in funding. The last funding round occurred on Mar 01, 2005 for $7.5M.
Plexxikon Inc. logo

Plexxikon Inc.

Biotechnology ResearchCalifornia, United States51-200 Employees

Plexxikon Inc. operates in biotechnology research, focusing on discovery and development of small-molecule medicines. Through its proprietary discovery platform, it builds a pipeline across multiple therapeutic areas aimed at selective, targeted therapies aligned with personalized medicine. The company began operations in 2001 and is based in South San Francisco, California, as part of the Daiichi Sankyo Group. It has a history of collaboration with partners in bringing therapies to patients, including the development of vemurafenib (Zelboraf) for melanoma with Roche along with a companion diagnostic.

Its approach centers on early-stage discovery and development, supported by a broad network of scientific and clinical experts and partnerships to enable progression through later-stage development. In March 2022, Plexxikon sold assets to Opna Bio SA, with related compounds added to Opna's oncology portfolio.

Section iconCompany Overview

Phone number
SIC Code
8731 - Commercial Physical and Biological Research
NAICS Code
541714 - Research and Development in Biotechnology (except Nanobiotechnology)
Employees
51-200

Section iconFunding & Financials

  • $80M

    Plexxikon Inc. has raised a total of $80M of funding over 3 rounds. Their latest funding round was raised on Mar 01, 2005 in the amount of $7.5Mas a series_b.

  • $10M$25M

    Plexxikon Inc.'s revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $80M

    Plexxikon Inc. has raised a total of $80M of funding over 3 rounds. Their latest funding round was raised on Mar 01, 2005 in the amount of $7.5Mas a series_b.

  • $10M$25M

    Plexxikon Inc.'s revenue is estimated to be in the range of $10M$25M

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