Insights

Immuno-oncology focus Gritstone bio specializes in next-generation vaccines for cancer and infectious diseases, leveraging neoantigen-based immunotherapies and viral antigen targeting. This suggests opportunities to offer partnerships or services around personalized oncology vaccine platforms, neoantigen discovery, and immune profiling.

Strategic collaborations With a leadership team and board experienced in clinical development and immunotherapy programs, there is potential for co-development arrangements, clinical trial collaborations, and advisory services to accelerate pipeline milestones and regulatory strategy.

Financial uncertainty Recent bankruptcy-related news and multiple securities lawsuits indicate financial and legal risk. Sales approaches should emphasize flexible partnerships, milestone-based engagements, and risk-sharing models, while carefully assessing credit and counterpart risk.

Mid-market scale Headcount in the 11-50 range and revenue in the tens of millions position Gritstone as a smaller, agile partner for specialized CRO services, biomarker development, manufacturing assistance, or lab automation integration without the scale constraints of larger firms.

Technology and tools Gritstone uses a mix of mainstream enterprise tools and scientific software. There may be openings for systems integration, data management, and analytics collaborations, including lab information management, data visualization, and process optimization solutions to support immunotherapy R&D.

Gritstone bio Tech Stack

Gritstone bio uses 8 technology products and services including UserWay, Open Graph, Bomgar, and more. Explore Gritstone bio's tech stack below.

  • UserWay
    Accessibility
  • Open Graph
    Content Management System
  • Bomgar
    Identity And Access Management
  • Okta
    Identity Verification
  • parallax.js
    Javascript Libraries
  • Planisware
    Project Management
  • Jobvite
    Recruitment Marketing
  • GraphPad Prism
    Visualisation Software

Media & News

Gritstone bio's Email Address Formats

Gritstone bio uses at least 3 format(s):
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 July 2026, Gritstone bio's annual revenue is estimated to be $10M - $25M.

What is Gritstone bio's SIC code NAICS code?

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Gritstone bio'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 Gritstone bio have currently?

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As of July 2026, Gritstone bio has approximately 26 employees across 1 continents, including North America. Key team members include Associate Vice President, Qa: J. A. G.Director Of Manufacturing: J. D.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 UserWayOpen GraphBomgarOktaparallax.jsPlaniswareJobviteGraphPad Prism.

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 July 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, 2024as a post_ipo_equity.

  • $10M - $25M

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

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, 2024as a post_ipo_equity.

  • $10M - $25M

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

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