CompFinO is a full-service accounting firm serving small businesses, business owners, executives, independent professionals, and individuals. Based in Canonsburg, PA, with source text noting offices in Pittsburgh and Naples, the firm focuses on complete accounting, payroll, and tax solutions.

Its services include bookkeeping, payroll, business tax preparation, tax planning, controller/CFO support, and new business setup. The source material also describes personal tax preparation, business planning and filing support, bill pay, and help keeping small businesses operating efficiently. CompFinO states that its tax work is handled by a team of professionals with over 20 years of experience, and that its payroll services are designed for clients with 1-100 employees.