Insights

International Presence Simpson Thacher & Bartlett LLP has a global presence with offices in major financial hubs such as New York, Hong Kong, and London, presenting opportunities for cross-border legal services and international client expansion.

Highly Specialized Legal Expertise The firm boasts approximately 1,500 lawyers with expertise in areas such as tax, regulatory counsel, and M&A, indicating potential sales opportunities for clients seeking specialized legal advice in complex financial matters.

Partnership with Pro Bono Organizations By partnering with organizations like Volunteers of Legal Service for hosting legal clinics, Simpson Thacher demonstrates a commitment to social responsibility and community engagement that can attract clients with similar values.

Recent Talent Acquisitions The firm's recent hiring of legal counsel from KPMG and regulatory experts from other top firms signifies a continuous effort to strengthen its team and expand its service offerings, creating opportunities for businesses seeking top-tier legal representation.

Robust Technology Stack Utilizing advanced technologies like Intapp, SAP, and Azure SQL, Simpson Thacher showcases a commitment to innovation and efficiency in legal services delivery, opening doors for tech-savvy clients looking for modernized legal solutions.

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Simpson Thacher & Bartlett LLP Tech Stack

Simpson Thacher & Bartlett LLP uses 8 technology products and services including Intapp, Prezi, SAP, and more. Explore Simpson Thacher & Bartlett LLP's tech stack below.

Intapp
Business Process Management
Prezi
Communication And Collaboration
SAP
Customer Relationship Management
Azure SQL
Database
Microsoft Excel
Editors
Qualys
Network Security
C++
Programming Languages
AttackIQ
Security

Media & News

Simpson Thacher & Bartlett LLP's Email Address Formats

Simpson Thacher & Bartlett LLP uses at least 2 format(s):

Simpson Thacher & Bartlett LLP Email Formats	Example	Percentage
First.Last@stblaw.com	John.Doe@stblaw.com	51%
FLast@stblaw.com	JDoe@stblaw.com	42%
F_Last@stblaw.com	J_Doe@stblaw.com	3%
Last@stblaw.com	Doe@stblaw.com	1%
F.Last@stblaw.com	J.Doe@stblaw.com	1%
Last.First@stblaw.com	Doe.John@stblaw.com	1%
Fir.Last@stblaw.com	Joh.Doe@stblaw.com	1%
First.Last@simpsonthacher.com	John.Doe@simpsonthacher.com	79%
First_Last@simpsonthacher.com	John_Doe@simpsonthacher.com	10%
First@simpsonthacher.com	John@simpsonthacher.com	6%
FLast@simpsonthacher.com	JDoe@simpsonthacher.com	5%

Frequently Asked Questions

Where is Simpson Thacher & Bartlett LLP's headquarters located?

Simpson Thacher & Bartlett LLP's main headquarters is located at 425 Lexington Avenue New York, NY 10017 US. The company has employees across 5 continents, including North AmericaEuropeAsia.

What is Simpson Thacher & Bartlett LLP's phone number?

You can contact Simpson Thacher & Bartlett LLP's main corporate office by phone at

+1-212-455-****

. 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 Simpson Thacher & Bartlett LLP's official website and social media links?

Simpson Thacher & Bartlett LLP's official website is simpsonthacher.com and has social profiles on LinkedIn.

How much revenue does Simpson Thacher & Bartlett LLP generate?

As of July 2025, Simpson Thacher & Bartlett LLP's annual revenue reached $750M.

What is Simpson Thacher & Bartlett LLP's SIC code NAICS code?

Simpson Thacher & Bartlett LLP's SIC code is 8641 - Civic, Social, and Fraternal Associations NAICS code is 54111 - Offices of Lawyers.

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

As of July 2025, Simpson Thacher & Bartlett LLP has approximately 3.3K employees across 5 continents, including North AmericaEuropeAsia. Key team members include Chief Executive Officer: G. A.Chief Client Officer: L. G.Chief Operating Officer, Emea: B. J.. Explore Simpson Thacher & Bartlett LLP's employee directory with LeadIQ.

What industry does Simpson Thacher & Bartlett LLP belong to?

Simpson Thacher & Bartlett LLP operates in the Law Practice industry.

What technology does Simpson Thacher & Bartlett LLP use?

Simpson Thacher & Bartlett LLP's tech stack includes IntappPreziSAPAzure SQLMicrosoft ExcelQualysC++AttackIQ.

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

Simpson Thacher & Bartlett LLP's email format typically follows the pattern of . Find more Simpson Thacher & Bartlett LLP email formats with LeadIQ.

When was Simpson Thacher & Bartlett LLP founded?

Simpson Thacher & Bartlett LLP was founded in 1884.

Simpson Thacher & Bartlett LLP

Law PracticeNew York, United States1001-5000 Employees

Simpson Thacher &amp; Bartlett LLP is one of the world’s leading international law firms. The Firm was established in 1884 and has approximately 1,500 lawyers. Headquartered in New York with offices in Beijing, Boston, Brussels, Hong Kong, Houston, London, Los Angeles, Luxembourg, Palo Alto, São Paulo, Tokyo and Washington, D.C., the Firm provides coordinated legal advice and transactional capability to clients around the globe.




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