2026’s Top Accounting and Business Advisory Firms in L.A. County
- Share via
LA Times Studios presents the 40 largest accounting firms ranked by the number of CPAs in Los Angeles County offices. The list is led by global accounting firm Ernst & Young LLP with 591 CPAs in Los Angeles County. It employs nearly 2,200 professional employees and staff locally. It is followed by global firms PwC, Deloitte and KPMG, respectively.
Among the top 10 firms listed, HCVT and Gursey Schneider LLP are the only firms with local headquarters. HCVT employs 215 CPAs while Gursey Schneider employs 92 CPAs in Los Angeles County.
Firms have expanded through mergers and acquisitions, both geographically and by adding new services. CrossCountry Consulting acquired Southern California firm CNM LLP in March. The acquisition added more than 200 employees across offices in Los Angeles, Orange County and San Diego, as well as New York and Kuala Lumpur. Singer Burke joined Mercer Advisors in October 2025 as a partner firm focused on serving high-net-worth clients in the entertainment industry. GHJ, a national advisory, tax and accounting firm, acquired Blueprint CFO, a tenured fractional CFO services firm, effective Nov. 1, 2025.
Overall, the 40 largest firms employ 3,725 CPAs in Los Angeles County and have 14,000 total staff.
