714.505.9000 cpas@hmwccpa.com

Top-Ranked Orange County CPA Firm

Ranked #15 out of 54 OC firms

Audit | Accounting | Tax Advisory

Dental Practice Specialists

Serving more than 200 dental practices and their owners.

Family-Owned Business Focus

Complete Financial Office Solutions

A Premier Firm for Medical Practices

We work with nearly 200 medical practices and their owners.

Serving privately-held businesses throughout Southern California for over 50 years

“For over 50 years, HMWC CPAs & Business Advisors has been serving the needs of myself and my companies with outstanding results.”

George Argyros

Chairman, Arnel & Affiiates


Construction • Real Estate 

Healthcare – Physician & Dental

Family-Owned Business • Women-Owned Business

Manufacturer & Distribution • Not For Profit • Restaurant

Financial Services • Professional Services



Assurance and Advisory • Tax Compliance and Consulting 

Business Advisory • Estate Planning

Financial Planning • Pension Plan Consulting

Mergers & Acquisitions • Complete Financial Office Solutions

Forensic Accounting • Business Valuation


Awards & Affiliations


17501 East 17th Street, Suite 100

Tustin, CA 92780











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8:30a - 5:30p PST

Monday - Friday