Insights

Global Presence Simpson Thacher & Bartlett LLP has a strong international footprint with offices in major financial and legal hubs across North America, Europe, Asia, and Latin America. This broad geographic reach opens opportunities to offer cross-border legal technology solutions, compliance services, and localized legal research tools tailored to their global operations.

Advanced Tech Stack The firm employs a sophisticated array of technology including GDPR and CCPA compliance tools, cloud-based services like Azure SQL, and document management systems such as iManage Work. This indicates a readiness to integrate additional legal tech solutions that enhance security, efficiency, and compliance, creating opportunities for innovative legal software and AI-driven legal analytics.

Financial Stability With revenues estimated between one and ten billion dollars, Simpson Thacher & Bartlett is financially robust, enabling long-term investments in cutting-edge legal technologies, practice management systems, and employee training programs. This financial strength makes them a prime target for premium, enterprise-level legal solutions and continued digital transformation initiatives.

Recent Leadership Changes Recent departures of key counsel and regulatory experts suggest the firm values strategic talent acquisition and organizational agility. This creates opportunities to introduce talent management platforms, executive training tech, or AI-powered recruitment solutions to support their leadership and succession planning efforts.

Pro Bono and CSR Engagement The firm’s involvement in pro bono initiatives like free legal clinics indicates a strong commitment to community engagement. This offers potential for partnerships around legal outreach, volunteer management technology, or CSR-focused platforms that can enhance their corporate social responsibility programs and public image.

Simpson Thacher & Bartlett LLP Tech Stack

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

  • GDPR
    Certificates
  • CCPA
    Certificates
  • SAP
    Customer Relationship Management
  • Azure SQL
    Database
  • iManage Work
    Document Management Systems
  • ServiceNow
    Miscellaneous
  • Python
    Programming Languages
  • Gallagher
    Risk And Compliance

Simpson Thacher & Bartlett LLP's Email Address Formats

Simpson Thacher & Bartlett LLP uses at least 2 format(s):
Simpson Thacher & Bartlett LLP Email FormatsExamplePercentage
First.Last@stblaw.comJohn.Doe@stblaw.com
53%
FLast@stblaw.comJDoe@stblaw.com
39%
F_Last@stblaw.comJ_Doe@stblaw.com
3%
Last@stblaw.comDoe@stblaw.com
1%
F.Last@stblaw.comJ.Doe@stblaw.com
1%
LFirst@stblaw.comDJohn@stblaw.com
1%
FMiddleLast@stblaw.comJMichaelDoe@stblaw.com
1%
First.Last@stblaw.comJohn.Doe@stblaw.com
1%
First.Last@simpsonthacher.comJohn.Doe@simpsonthacher.com
78%
First_Last@simpsonthacher.comJohn_Doe@simpsonthacher.com
11%
First@simpsonthacher.comJohn@simpsonthacher.com
6%
FLast@simpsonthacher.comJDoe@simpsonthacher.com
5%

Frequently Asked Questions

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

Minus sign iconPlus sign icon
Simpson Thacher & Bartlett LLP's main headquarters is located at 425 Lexington Avenue New York, New York 10017 United States. The company has employees across 5 continents, including North AmericaEuropeAsia.

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

Minus sign iconPlus sign icon
You can contact Simpson Thacher & Bartlett LLP'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 Simpson Thacher & Bartlett LLP's official website and social media links?

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

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

Minus sign iconPlus sign icon
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?

Minus sign iconPlus sign icon
As of February 2026, Simpson Thacher & Bartlett LLP has approximately 3.5K 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?

Minus sign iconPlus sign icon
Simpson Thacher & Bartlett LLP operates in the Law Practice industry.

What technology does Simpson Thacher & Bartlett LLP use?

Minus sign iconPlus sign icon
Simpson Thacher & Bartlett LLP's tech stack includes GDPRCCPASAPAzure SQLiManage WorkServiceNowPythonGallagher.

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

Minus sign iconPlus sign icon
Simpson Thacher & Bartlett LLP's email format typically follows the pattern of First.Last@stblaw.com. Find more Simpson Thacher & Bartlett LLP email formats with LeadIQ.

When was Simpson Thacher & Bartlett LLP founded?

Minus sign iconPlus sign icon
Simpson Thacher & Bartlett LLP was founded in 1884.

Simpson Thacher & Bartlett LLP

Law PracticeNew York, United States1001-5000 Employees

Simpson Thacher & Bartlett LLP is one of the world’s leading international law firms. The Firm was established in 1884 and has approximately 2000 lawyers. Headquartered in New York with 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 around the globe.




This website contains attorney advertising. Prior results do not guarantee a similar outcome.

Section iconCompany Overview

Headquarters
425 Lexington Avenue New York, New York 10017 United States
Phone number
SIC Code
8641 - Civic, Social, and Fraternal Associations
NAICS Code
54111 - Offices of Lawyers
Founded
1884
Employees
1001-5000

Section iconFunding & Financials

  • $1B$10B

    Simpson Thacher & Bartlett LLP's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    Simpson Thacher & Bartlett LLP's revenue is estimated to be in the range of $1B$10B

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.