Insights

Strategic Focus Gritstone bio operates in immuno-oncology and infectious disease with a neoantigen and viral antigen program, presenting a potential sales angle for platforms or services that support antigen discovery, immune profiling, and translational product development.

Clinical Development Recent leadership changes and ongoing clinical development strategies, including expansion of neoantigen therapies, indicate areas where CROs, clinical trial tooling, and data management partners could offer trial execution, site networks, and regulatory consulting services.

Regulatory & Legal Bankruptcy-related news and multiple securities lawsuits suggest heightened emphasis on risk management, governance, and documentation services, as well as investor relations and compliance advisory for biotech firms navigating restructuring.

Financial Leverage Having substantial funding yet moderate revenue implies opportunities for financial services, strategic partnerships, and preferred vendor arrangements to support late-stage development, manufacturing scale-up, and partnering in exchange for milestones.

Partnership Readiness A small to mid-size employee base with a strong scientific foundation signals openness to collaboration with biotech, manufacturing, or data analytics partners to accelerate translational programs and co-development deals.

Similar companies to Gritstone bio

Gritstone bio Tech Stack

Gritstone bio uses 8 technology products and services including UserWay, Ansible, NetSuite, and more. Explore Gritstone bio's tech stack below.

Media & News

Gritstone bio's Email Address Formats

Gritstone bio uses at least 9 email formats:
Gritstone bio Email FormatsExamplePercentage
FLast@gritstone.comJDoe@gritstone.com
69%
Last@gritstone.comDoe@gritstone.com
28%
First@gritstone.comJohn@gritstone.com
2%
FirstL@gritstone.comJohnD@gritstone.com
1%
FLast@gritstoneoncology.comJDoe@gritstoneoncology.com
59%
Last.F@gritstoneoncology.comDoe.J@gritstoneoncology.com
27%
First.Last@gritstoneoncology.comJohn.Doe@gritstoneoncology.com
12%
Last.First@gritstoneoncology.comDoe.John@gritstoneoncology.com
2%
FLast@gritstonebio.comJDoe@gritstonebio.com
100%

Frequently Asked Questions

What is Gritstone bio's phone number?

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You can contact Gritstone bio'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 Gritstone bio's stock symbol?

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Gritstone bio is a publicly traded company; the company's stock symbol is GRTSQ.

What is Gritstone bio's official website and social media links?

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Gritstone bio's official website is gritstonebio.com and has social profiles on LinkedIn.

How much revenue does Gritstone bio generate?

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As of August 2026, Gritstone bio's annual revenue is estimated to be $10M - $25M.

What is Gritstone bio's SIC code and NAICS code?

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Gritstone bio'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 Gritstone bio have currently?

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As of August 2026, Gritstone bio has approximately 27 employees across 1 continents, including North America. Key team members include Associate Vice President, Qa: J. A. G., Director Of Manufacturing: J. D. and Human Resources Director: A. O. Explore Gritstone bio's employee directory with LeadIQ.

What industry does Gritstone bio belong to?

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Gritstone bio operates in the Biotechnology Research industry.

What technology does Gritstone bio use?

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Gritstone bio's tech stack includes UserWay, Ansible, NetSuite, Mimecast, Okta, Microsoft Azure, Smartsheet and Bitbucket.

What is Gritstone bio's email format?

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Gritstone bio's email format typically follows the pattern of FLast@gritstone.com. Find more Gritstone bio email formats with LeadIQ.

How much funding has Gritstone bio raised to date?

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As of August 2026, Gritstone bio has raised $604M in funding. The last funding round occurred on Apr 01, 2024.

When was Gritstone bio founded?

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Gritstone bio was founded in 2015.
Gritstone bio logo

Gritstone bio

Biotechnology ResearchCalifornia, United States11-50 Employees

Gritstone bio is a biotechnology research company based in Emeryville, California. It develops immunotherapies for cancer and infectious diseases, aiming to provoke a therapeutic immune response by directing the immune system to targeted antigens. The company began with tumor-specific neoantigens and later expanded to include viral antigens displayed on the surface of virus-infected cells, reflecting a shared biology underlying anti-tumor and anti-viral immunity. By assembling a team of scientific founders, experienced leadership, and an active board, it concentrates on advancing next-generation vaccines and related therapies. In the wider biopharma landscape, its programs target cancer and infectious-disease indications with the goal of expanding the reach of immunotherapy. A notable development in 2024 was the appointment of Stephen Webster to the board of directors.

Section iconCompany Overview

Phone number
SIC Code
8731 - Commercial Physical and Biological Research
Stock Symbol
GRTSQ
NAICS Code
541714 - Research and Development in Biotechnology (except Nanobiotechnology)
Founded
2015
Employees
11-50

Section iconFunding & Financials

  • $604M

    Gritstone bio has raised a total of $604M of funding over 10 rounds. Their latest funding round was raised on Apr 01, 2024 as a Post IPO Equity.

  • $10M - $25M

    Gritstone bio's revenue is estimated to be in the range of $10M - $25M

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