Law firms Partner promotions: Simpson Thacher makes up three London partners while Sullivan focuses on US Kathryn McCann · 18 November 2015 · 2 min read Partnership promotions Simpson Thacher & Bartlett Sullivan & Cromwell Simpson Thacher & Bartlett has promoted nine new partners across the firm, including three in London, while fellow Wall Street elite firm Sullivan & Cromwell has only promoted in the US in its latest round.Your limit of 1 article in 30 days is up. Please login for full access or subscribe. Corporate users - click here for simple access (no password needed). For more information, please contact [email protected] Related ContentMore in this categoryPrivate equity hires in London nearly double in 2025, new findings showLaw firmsKate Peacock21 Apr 2026Linklaters and Slaughters lead on £1.4bn takeover of FTSE 250 manufacturer SeniorLaw firmsWill Lewallen10 Apr 2026Trading places: Kirkland launches Phildaelphia transactions practice as Sidley hires Cravath ECM partnerLaw firmsWill Lewallen10 Apr 2026Hogan Lovells and Akin announce 2025 partner promotionsBlogsAlex Ryan14 Jan 2025A&O high yield head retires ahead of Shearman tie-up as firm makes first combined partner promosLaw firmsAlex Ryan9 Apr 2024Promotions dip at Slaughters as firm makes up five new partnersLaw firmsHolly McKechnie20 Mar 2024Revolving doors: Simpson Thacher, Latham, Sidley lead New Year London movesLaw firmsAnna Huntley9 Jan 2025Five partners vie to succeed Hoyland as Simmons managing partnerLaw firmsTom Cox7 Jan 2025‘Seize every opportunity’ – Paul Hastings partner Reena Gogna on City law, Suits and poetryLaw firmsAnna Huntley7 Jan 2025