2027 Best Accounting Firms for Formal Training
PKF O'Connor Davies
PKF O’Connor Davies is a full-service certified public accounting and advisory practice that serves domestic and international clients. According to Accounting Today’s 2025 “Top 100 Firms” list, PKF O’Connor Davies is the 25th-largest accounting...
Calibre CPA Group
Calibre CPA Group is a full-service accounting and advisory firm that provides accounting, audit, taxation, forensic and risk advisory, and payroll compliance services to tax-exempt organizations and business enterprises throughout the U.S. The...
Plante Moran
Now in its 102nd year of operation, Plante Moran is one of the 15 largest accounting firms in the U.S., as measured by annual revenues. It’s headquartered in Southfield, Mich., a suburb of Detroit, and has been on a major growth streak in recent...
HCVT
Los Angeles-based HCVT (Holthouse Carlin & Van Trigt) is the 31st largest CPA firm in the U.S. as measured by annual revenues. HCVT provides tax, advisory, and business management services to public and closely held businesses,...
KPMG LLP
With more than 36,000 professionals in more than 90 offices across the U.S., KPMG LLP has rightfully earned its place among accounting’s Big 4. KPMG, the fourth largest accounting firm in the U.S. by revenues, is the independent U.S. member firm...
PwC
New York-headquartered professional services firm PwC LLP is the U.S. member firm of PricewaterhouseCoopers International Limited, whose network of firms serve approximately 82 percent of Fortune Global 500 companies and more than 100,000...
Aprio
Aprio is a business advisory and accounting firm whose professionals work across advisory, audit, tax, outsourcing, talent solutions, and private client services. Aprio serves clients in numerous industries, including manufacturing and...
Akram Assurance, Advisory & Tax Firm
Established in 2013 by Muhammad Akram—an industry veteran with experience at national and Big 4 accounting firms—Akram & Associates is a U.S.-based accounting firm dedicated to supporting the alternative investment industry. Headquartered in...
Whitley Penn
Texas-based Whitley Penn is one of the 35 largest accounting firms in the U.S., as measured by annual revenues. Founded in 1983 by B. Glen Whitley, Jim Penn, and Mark Topel, Whitley Penn employs more than 800 people who work out of eight offices...
Keiter CPAs
Founded in 1978 by five entrepreneurial accountants, Keiter CPAs is an accounting firm based in Glen Allen, Virginia. It is one of the largest independent CPA firms in Central Virginia, with more than 200 employees. The firm provides a broad...