Top BigLaw Firms for Corporate / M&A in San Diego

Every firm in our directory with a San Diego office that Chambers USA 2026 ranks for corporate and M&A in California: San Diego, strongest band first. Cooley LLP leads with Band 1.

Ranked firms: 5
Band 1 firms: 1
Median first-year base: $225,000

Open in the directory Compare the top 3

5 ranked firms for corporate and M&A in San Diego

#	Firm	Chambers 2026	First-year base	2L summer applications
1	Cooley LLP Vault #22	Band 1 · Corporate/M&A · California: San Diego	$255,000+	Expected November 2026
2	Paul Hastings LLP Vault #21	Band 2 · Corporate/M&A · California: San Diego	$225,000+	Expected mid-December 2026
3	Wilson Sonsini Goodrich & Rosati, P.C. Vault #34	Band 2 · Corporate/M&A · California: San Diego	$225,000+	Expected mid-January 2027
4	DLA Piper LLP (US) Vault #42	Band 2 · Corporate/M&A · California: San Diego	$225,000+	Expected early January 2027
5	Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. Vault #77	Band 2 · Corporate/M&A · California: San Diego	$225,000+	Opened Oct 1Deadline Dec 11, 2026

Chambers bands from Chambers USA 2026, California: San Diego tables; Band 1 is the strongest, and a “Highly Regarded” band sits below every “Elite” band. Pay is each firm’s first-year base; summer dates come from each firm’s own page via the BigLaw job board. How rankings work

Corporate / M&A in other cities

Corporate / M&A in New York48 firms
Corporate / M&A in Houston30 firms
Corporate / M&A in Dallas26 firms
Corporate / M&A in Silicon Valley24 firms
Corporate / M&A in San Francisco22 firms
Corporate / M&A in Chicago21 firms
Corporate / M&A in Austin17 firms
Corporate / M&A in Washington, DC15 firms
Corporate / M&A in Atlanta14 firms
Corporate / M&A in Philadelphia13 firms
Corporate / M&A in Boston13 firms
Corporate / M&A in Los Angeles10 firms

Other practices in San Diego

Top corporate and M&A firms nationwide Every BigLaw firm in San Diego Summer program dates