What departments does TESARO, Inc. have?

TESARO, Inc. has employees across 10 departments including Research, Engineering, Quality Assurance, Accounting, Analytics.

What is the largest department at TESARO, Inc.?

The largest department at TESARO, Inc. is Engineering with 4 employees.

Where are TESARO, Inc. employees located globally?

TESARO, Inc. has employees across 4 continents and 10 countries including Mauritius, Switzerland, France, Romania, Austria.

How has TESARO, Inc.'s team size changed over time?

TESARO, Inc.'s team has decreased from approximately 71 to 62 employees based on available data.

TESARO, Inc. Employee Directory

Pharmaceutical ManufacturingMassachusetts, United States51-200 Employees

TESARO, Inc. is an oncology-focused entity operating within GlaxoSmithKline (GSK) in the pharmaceutical manufacturing industry. The company is headquartered in Waltham, Massachusetts, at 1000 Winter Street, and employs about 51 to 200 people. Under a collaboration framework, TESARO develops dostarlimab (Jemperli) as a monotherapy and in combination with other therapies for various solid tumor indications, and it is pursuing a subcutaneous formulation through an exclusive license with Alteogen. The company has a history of collaboration with AnaptysBio dating back to 2014, with related ongoing legal actions noted in recent updates. Reported revenue is in the range of $50 million to $100 million, with funding of $409 million.

TESARO, Inc. Global Highlights

North America
129

United States Of America
129

Europe
27

France
9
Germany
7
Romania
3
United Kingdom Of Great Britain And Northern Ireland
3
Switzerland
2
Spain
2
Austria
1

Africa
1

Mauritius
1

TESARO, Inc.'s Leadership

S. C.
VP Global Clinical Development
Mobile Phone
Email
A. G.
Head Global Medical Affairs Research
Mobile Phone
Email
J. M.
Executive Assistant- Cco
Mobile Phone
Email
B. S.
Vice President, General Manager Dach
Mobile Phone
Email
A. D.
Senior Vice President Global Commercial Development
Mobile Phone
Email
J. J.
Sr. Vp Regulatory Affairs And Quality Assurance
Mobile Phone
Email
P. L.
Corporate Accounts Director, Payer Team - Market Access
Mobile Phone
Email
B. B.
Regional Area Director
Mobile Phone
Email

TESARO, Inc. Employee Metrics

100%

50%

0%

2026

2025

Administrative
Sales
Community & Social Services
Quality Assurance
Accounting
Other

Contact profiles from TESARO, Inc.

Name

Title

Contact Info

Location

Last Update

E. I.
Senior Medical Director
Mobile Phone
Email
United StatesMassachusetts
Oct 21, 2024
J. W.
Associate Director, Contracts & Vendor Management
Mobile Phone
Email
United StatesMassachusetts
Jul 31, 2024
J. Y.
Associate Director Of Development
Mobile Phone
Email
United StatesNew Jersey
Oct 21, 2024
V. P.
Technical Director
Mobile Phone
Email
RomaniaBucuresti
Feb 25, 2024
G. S.
Account Manager
Mobile Phone
Email
United StatesPennsylvania
Nov 19, 2025
J. B.
Qa Manager
Mobile Phone
Email
United StatesMassachusetts
May 29, 2026
P. O.
Area Manager
Mobile Phone
Email
United StatesFlorida
May 30, 2026
Z. D.
Manager, Commercial Quality Control
Mobile Phone
Email
United StatesMassachusetts
Feb 10, 2026
K. A.
Senior Manager
Mobile Phone
Email
United StatesMassachusetts
Feb 10, 2026
E. T.
Manager, Quality Control
Mobile Phone
Email
United StatesMassachusetts
Jan 11, 2026

Frequently Asked Questions

What is TESARO, Inc. known for?

TESARO, Inc. operates in the Pharmaceutical Manufacturing industry. The company's main headquarters is located in 1000 Winter Street Waltham, Massachusetts 02451 United States; you can contact the main corporate office by phone at

+1-339-970-****

. Explore TESARO, Inc.'s company overview page for more information.

What is TESARO, Inc.'s most common email format?

TESARO, Inc. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more TESARO, Inc. email formats with LeadIQ.

How many employees does TESARO, Inc. have currently?

TESARO, Inc. has approximately 51 employees as of June 2026. These team members are located across 3 continents, including North AmericaEuropeAfrica.

Who are TESARO, Inc.'s key employees and leadership?

As of June 2026, TESARO, Inc.'s key employees include:

VP Global Clinical Development: S. C.
Head Global Medical Affairs Research: A. G.
Executive Assistant- Cco: J. M.
Vice President, General Manager Dach: B. S.
Senior Vice President Global Commercial Development: A. D.

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TESARO, Inc. Employee Directory

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