Partner, Chairman of the Executive Committee, Simpson Thatcher & Bartlett LLP


William Dougherty joined Simpson Thatcher in 1986 and has practiced in its offices in London, Tokyo, and New York. In addition to chairing the firm, William is on the board of directors of the Legal Aid Society and The Partnership for New York City.

Simpson Thatcher provides mentoring, affinity groups, and a women’s initiative for its minority lawyers. The firm is also engaged in pro bono activities in diverse communities, such as representing civil rights groups in the opposition of New York’s ban on same-sex marriage. Simpson Thatcher also has a pipeline program called the Urban Education Initiative, which engages with more than 800 students at New York and Los Angeles high schools.

Simpson Thatcher was named an LCLD Top Performer in 2021. 

Joined LCLD 2009

Highlights of LCLD Participation

Fellows Program
Fellows nominated:
2021: Linda Tieh; 2020: Robert Guo; 2019: Erland Modesto; 2018: Ravi Purushotham; 2017: Makiko Harunari; 2015: Crystal L. Frierson; 2014: Linton Mann, III; 2013: Marcela Robledo; 2012: Karen H. Kelley; 2011: Juan A. Arteaga

1L LCLD Scholars Program
Scholars hosted:
2021: Millen Trujillo, Neel Lakhanpal, Jhanelle Bisasor, Price Figurelli-Reid, Melanie Shapsis, Alberto Aradillas, Taliah Rodriguez, Vanasis Ohanian, Virginia Thomas, Terrance Brown, Kimberly Cook; 2020: Micaela Lucero, Philip Titcomb, Blaine Elias, Austin Riddick, Jaylen Amaker, Sephora Grey; 2019: Grace Miller, Miatta Echetebu, Lynnewood Shaffer II, Chika Oparaji, Sabrina Zhang, Matthew Preston

Success in Law School Mentoring Program
Mentors provided: 2020, 2019, 2017, 2015, 2014

Annual Meeting (2020)


Member: William Dougherty

Diversity Professionals: Arielle ParkerSusan Osnato, Kanaan Oliver

Communications: Caroline Fatchett