Audit CPA Firms
Complete guide to audit accounting services and verified directory of specialist firms
1,000 verified audit specialists in our database
What Are Audit CPA Firms?
Audit CPA firms provide independent examinations of financial statements and internal controls to verify accuracy and compliance. These firms serve as financial watchdogs, offering assurance to investors, lenders, and stakeholders that a company's financial information is reliable and free from material misstatement.
Audit firms range from the Big Four global networks handling Fortune 500 companies to regional specialists serving middle-market businesses. They examine everything from revenue recognition and expense reporting to internal control effectiveness and regulatory compliance.
Key Terms
GAAS - Generally Accepted Auditing Standards
PCAOB - Public Company Accounting Oversight Board
Unqualified Opinion - Clean audit report
Material Weakness - Significant internal control deficiency
SOX Compliance - Sarbanes-Oxley Act requirements
Going Concern - Company's ability to continue operating
Materiality - Threshold for significant misstatements
Risk Assessment - Evaluation of audit areas
Industry Statistics
Market Size: $45 billion annually in the US
Number of Firms: ~3,500 CPA firms provide audit services
Big Four Market Share: 78% of Fortune 500 audits
Average Audit Fees: $15K (small) to $20M+ (large public)
Required Audits: All public companies, many private companies with debt
Career Growth: 6% annually, faster than average
Starting Salaries: $55K-$75K for staff auditors
CPA Requirement: 95% of audit professionals hold CPA licenses
Ready to Connect with Audit Specialists?
Get instant access to our verified directory of audit CPA firms with complete contact information.
View Pricing & Purchase