Top 70 US accounting firm providing integrated financial, tax, and business advisory services
Team · CPA · Portland, Oregon, United States
1973
Founded
2
Services
Eight offices across Western US including Portland, Salem, Spokane; serves clients nationally
Service area
Aldrich CPAs + Advisors, based in Oregon since 1973, is ranked among the top 70 accounting firms in the United States. The firm provides comprehensive financial, tax, accounting, and business advisory services to clients across the Western U.S. and nationally. Core service lines include tax planning and compliance, financial reporting and auditing, business consulting, transaction advisory and M&A support, wealth management through Aldrich Wealth LP, and corporate retirement planning. The firm demonstrates particular expertise serving professional services, manufacturing, retail, wholesale, distribution, agribusiness, and real estate industries. With eight offices across the Western U.S., Aldrich maintains deep industry knowledge and local relationships while leveraging national resources. Recent recognition includes 2026 ClearlyRated Best of Accounting Award for Client Service Excellence, Forbes 2026 Best-In-State CPAs list recognition (four leaders), ranking as Spokane's top accounting firm for 2026, and inclusion in Oregon Business Magazine's 100 Best Companies to Work for in Oregon. The firm's philosophy emphasizes integrating deep industry expertise with a comprehensive suite of services to provide clarity at every phase of client lifecycles, from business launch through growth, transition, and succession planning.
Mark Birge
CPA, JD, PFS, CEPA, Partner Emeritus · Certified Public Accountant, Juris Doctor, Personal Financial Specialist, Certified Exit Planning Advisor
Andrew Davidson
CPA, Partner · Certified Public Accountant
Credentials: CPA
Languages: English
Serves: Eight offices across Western US including Portland, Salem, Spokane; serves clients nationally
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