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Seres Therapeutics Employee Directory

Biotechnology ResearchMassachusetts, United States51-200 Employees

Seres Therapeutics has about 109 employees across 2 continents, most of them in North America. By country, the largest groups are United States Of America (97%) and United Kingdom Of Great Britain And Northern Ireland (2%). Biotechnology and Quality Assurance make up 36% of the profiles with a known department. Seres Therapeutics's workforce spans 18 departments. Seres Therapeutics's workforce fell 54% between July 2025 and July 2026.

Find Seres Therapeutics employees' phone numbers or email addresses

Seres Therapeutics Global Highlights

Location
Employees

North America
254

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  • United States Of America
    254

Europe
5

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  • United Kingdom Of Great Britain And Northern Ireland
    4
  • Netherlands
    1

Asia
1

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  • China
    1

South America
1

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  • Argentina
    1

North America accounts for 97% of Seres Therapeutics's workforce, followed by Europe (2%).

Seres Therapeutics's Leadership

  • Chief Legal Officer Executive Vice President at Seres Therapeutics
    T. D.
    Chief Legal Officer Executive Vice President
    Mobile Phone
  • Vice President Contract Program Management Stratacuity Onsite at Seres Therapeutics
    J. Z.
    Vice President Contract Program Management Stratacuity Onsite
    Mobile Phone
  • Vice President Finance at Seres Therapeutics
    T. M.
    Vice President Finance
    Mobile Phone
  • Managing Director at Seres Therapeutics
    A. P.
    Managing Director
    Mobile Phone
  • Owner at Seres Therapeutics
    R. E.
    Owner
    Mobile Phone
  • Senior Vice President, Clinical Development, And Head Of Clinical Research at Seres Therapeutics
    D. M. W.
    Senior Vice President, Clinical Development, And Head Of Clinical Research
    Mobile Phone
  • Executive Vice President at Seres Therapeutics
    L. M.
    Executive Vice President
    Mobile Phone
  • Director, Supply Chain at Seres Therapeutics
    C. H.
    Director, Supply Chain
    Mobile Phone

Seres Therapeutics Employee Metrics

100%
50%
0%
2026
2025
  • Research
  • Engineering
  • Operations
  • Quality Assurance
  • Analytics
  • Other
  • Manufacturing
  • Biotechnology
  • Business
  • Supply Chain
  • Information Technology
  • Entrepreneurship
  • Community & Social Services

Biotechnology is the largest department at 23% of profiles with a known department, up from 2% in July 2025, followed by Quality Assurance (13%, up from 11%) and Operations (7%, down from 12%).

Contact profiles from Seres Therapeutics

Name
Title
Contact
Location
Last Update
  • Managing Director at Seres Therapeutics
    A. P.
    Managing Director
    Mobile Phone
    Oct 22, 2024
  • Owner at Seres Therapeutics
    R. E.
    Owner
    Mobile Phone
    Oct 17, 2024
  • Chief Legal Officer Executive Vice President at Seres Therapeutics
    T. D.
    Chief Legal Officer Executive Vice President
    Mobile Phone
    Jul 30, 2024
  • Senior Vice President, Clinical Development, And Head Of Clinical Research at Seres Therapeutics
    D. M. W.
    Senior Vice President, Clinical Development, And Head Of Clinical Research
    Mobile Phone
    Sep 24, 2026
  • Vice President Contract Program Management Stratacuity Onsite at Seres Therapeutics
    J. Z.
    Vice President Contract Program Management Stratacuity Onsite
    Mobile Phone
    Oct 17, 2024
  • Executive Vice President at Seres Therapeutics
    L. M.
    Executive Vice President
    Mobile Phone
    Oct 17, 2024
  • Vice President Finance at Seres Therapeutics
    T. M.
    Vice President Finance
    Mobile Phone
    Oct 22, 2024
  • Director, Supply Chain at Seres Therapeutics
    C. H.
    Director, Supply Chain
    Mobile Phone
    Apr 04, 2024
  • Executive Director, Product Quality & Technical Services at Seres Therapeutics
    J. S.
    Executive Director, Product Quality & Technical Services
    Mobile Phone
    Oct 22, 2024
  • Director; Clinical Operations at Seres Therapeutics
    L. D. L.
    Director; Clinical Operations
    Mobile Phone
    Oct 22, 2024

Frequently Asked Questions

What are the largest departments at Seres Therapeutics?

Minus sign iconPlus sign iconBiotechnology is the largest department at 23% of profiles with a known department, up from 2% in July 2025, followed by Quality Assurance (13%, up from 11%) and Operations (7%, down from 12%). Seres Therapeutics's workforce spans 18 departments.

Where are Seres Therapeutics's employees located?

Minus sign iconPlus sign iconSeres Therapeutics has about 109 employees across 2 continents, most of them in North America. North America accounts for 97% of Seres Therapeutics's workforce, followed by Europe (2%). By country, the largest groups are United States Of America (97%) and United Kingdom Of Great Britain And Northern Ireland (2%).

How has Seres Therapeutics's workforce changed over the past year?

Minus sign iconPlus sign iconSeres Therapeutics's workforce fell 54% between July 2025 and July 2026. Biotechnology's share of profiles with a known department rose from 2% to 23%.

How many employees does Seres Therapeutics have currently?

Minus sign iconPlus sign iconSeres Therapeutics has approximately 109 employees as of October 2026. These team members are located across 4 continents, including North America, Europe and Asia.

Who are Seres Therapeutics's key employees and leadership?

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As of October 2026, Seres Therapeutics's key employees include:

  • Chief Legal Officer Executive Vice President: T. D.
  • Vice President Contract Program Management Stratacuity Onsite: J. Z.
  • Vice President Finance: T. M.
  • Managing Director: A. P.
  • Owner: R. E.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

What is Seres Therapeutics's most common email format?

Minus sign iconPlus sign iconSeres Therapeutics employees' email format typically follows the pattern of FLast@serestherapeutics.com. Trying to find reliable and up-to-date employee contact data? Find more Seres Therapeutics email formats with LeadIQ.

What is Seres Therapeutics known for?

Minus sign iconPlus sign iconSeres Therapeutics was founded in 2010 and operates in the Biotechnology Research industry. You can contact Seres Therapeutics's main corporate office by phone at
+1-617-945-****
. Explore Seres Therapeutics's company overview page for more information.

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