About Us News Room We invite you to find out more about Perkins Coie through our press releases. Search 12 results for Kathleen (Katie) M. O'Sullivan Reset Best match Most recent June 05, 2025 Perkins Coie Ranks Among Top Law Firms in 2025 Chambers USA August 15, 2024 Best Lawyers® 2025 Recognizes 294 Perkins Coie Lawyers August 15, 2024 Twenty-four Perkins Coie Lawyers of the Year Named by Best Lawyers® for 2025 June 06, 2024 Perkins Coie Named Among Top Law Firms in 2024 Chambers USA June 06, 2024 博钦入选 2024 年《钱伯斯美国》 顶尖律所榜单 May 30, 2024 Katie O’Sullivan Receives 2024 APEX Award for Outstanding Pro Bono and Public Service Work October 02, 2023 Perkins Coie Lawyers Mentioned in Law360—High Court Passes On Michigan Superfund Fight September 06, 2023 Perkins Coie Lawyers Mentioned in Law360—Georgia-Pacific Urges Justices To Take Up CERCLA Dispute August 23, 2023 Perkins Coie Lawyers Mentioned in Law360—Despite Circuit Flub, Justices Should Skip CERCLA Row: Feds August 17, 2023 Thirty Perkins Coie Lawyers of the Year Named by Best Lawyers® for 2024 August 17, 2023 Best Lawyers® 2024 Recognizes 388 Perkins Coie Lawyers June 01, 2023 Perkins Coie Named Among Top Law Firms in 2023 Chambers USA
