What departments does Simpson Thacher & Bartlett LLP have?

Simpson Thacher & Bartlett LLP has employees across 7 departments including Operations, Information Technology, Legal, Finance, Information Security.

What is the largest department at Simpson Thacher & Bartlett LLP?

The largest department at Simpson Thacher & Bartlett LLP is Finance with 2 employees.

Where are Simpson Thacher & Bartlett LLP employees located globally?

Simpson Thacher & Bartlett LLP has employees across 6 continents and 26 countries including China, Japan, India, United Arab Emirates, Singapore.

How has Simpson Thacher & Bartlett LLP's team size changed over time?

Simpson Thacher & Bartlett LLP's team has decreased from approximately 3.2K to 3.1K employees based on available data.

Simpson Thacher & Bartlett LLP Employee Directory

Law PracticeNew York, United States1001-5000 Employees

Simpson Thacher & Bartlett LLP is a law practice established in 1884 and headquartered in New York City. The firm employs between 1,001 and 5,000 people and has approximately 2,000 lawyers. It maintains offices in Beijing, Boston, Brussels, Hong Kong, Houston, London, Los Angeles, Luxembourg, Palo Alto, San Francisco, São Paulo, Tokyo, and Washington, D.C. The firm provides coordinated legal advice and transactional capability to clients worldwide. More information about the firm is available on its website at simpsonthacher.com.

Simpson Thacher & Bartlett LLP Global Highlights

North America
3.7K

United States Of America
3.7K
Barbados
2
Mexico
1
Canada
1

Europe
617

United Kingdom Of Great Britain And Northern Ireland
574
Luxembourg
19
Belgium
13
Spain
3
Sweden
2
France
2
Ireland
2
Switzerland
1
Finland
1

Asia
66

Japan
30
China
19
India
13
Singapore
2
United Arab Emirates
1
Philippines
1

South America
22

Brazil
20
Peru
1
Argentina
1

Oceania
6

Australia
5
New Zealand
1

Simpson Thacher & Bartlett LLP's Leadership

W. S.
Ceo / President
Mobile Phone
Email
B. J.
Chief Operating Officer, Emea
Mobile Phone
Email
S. S.
Chief Digital, Knowledge & Innovation Officer
Mobile Phone
Email
W. G.
Chief Information Officer
Mobile Phone
Email
M. G.
Chief Financial Officer
Mobile Phone
Email
C. L.
Partner
Mobile Phone
Email
P. V. D. A.
Partner
Mobile Phone
Email
R. C.
Partner (corporate Attorney)
Mobile Phone
Email

Simpson Thacher & Bartlett LLP Employee Metrics

100%

50%

0%

2026

2025

Legal
Finance
Human Resources
Administrative
Analytics
Other
Business Development
Engineering
Accounting
Community & Social Services
Information Technology

Contact profiles from Simpson Thacher & Bartlett LLP

Name

Title

Contact Info

Location

Last Update

C. L.
Partner
Mobile Phone
Email
Jun 07, 2026
B. J.
Chief Operating Officer, Emea
Mobile Phone
Email
United Kingdom
Apr 16, 2026
P. V. D. A.
Partner
Mobile Phone
Email
LuxembourgLuxembourg District
Jan 29, 2026
S. S.
Chief Digital, Knowledge & Innovation Officer
Mobile Phone
Email
Jun 06, 2026
R. C.
Partner (corporate Attorney)
Mobile Phone
Email
United StatesDistrict of Columbia
Apr 15, 2026
D. B.
Partner
Mobile Phone
Email
United StatesDistrict of Columbia
Mar 24, 2026
W. L.
Partner
Mobile Phone
Email
May 31, 2026
S. D.
Partner
Mobile Phone
Email
United StatesNew Jersey
Apr 16, 2026
S. Z.
Partner
Mobile Phone
Email
United States
Apr 16, 2026
J. M. N.
Partner
Mobile Phone
Email
May 31, 2026

Frequently Asked Questions

What is Simpson Thacher & Bartlett LLP known for?

Simpson Thacher & Bartlett LLP was founded in 1884 operates in the Law Practice industry. The company's main headquarters is located in 425 Lexington Avenue New York, New York 10017 United States; you can contact the main corporate office by phone at

+1-212-455-****

. Explore Simpson Thacher & Bartlett LLP's company overview page for more information.

What is Simpson Thacher & Bartlett LLP's most common email format?

Simpson Thacher & Bartlett LLP employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Simpson Thacher & Bartlett LLP email formats with LeadIQ.

How many employees does Simpson Thacher & Bartlett LLP have currently?

Simpson Thacher & Bartlett LLP has approximately 3.7K employees as of June 2026. These team members are located across 5 continents, including North AmericaEuropeAsia.

Who are Simpson Thacher & Bartlett LLP's key employees and leadership?

As of June 2026, Simpson Thacher & Bartlett LLP's key employees include:

Ceo / President: W. S.
Chief Operating Officer, Emea: B. J.
Chief Digital, Knowledge & Innovation Officer: S. S.
Chief Information Officer: W. G.
Chief Financial Officer: M. G.

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Simpson Thacher & Bartlett LLP Employee Directory

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