Maher Duessel
AccountingPennsylvania, United States51-200 Employees
Maher Duessel is a regional accounting firm based in Pittsburgh, Pennsylvania, founded in 1989, that provides audit, tax, and advisory services to governmental and non-profit organizations. The firm operates from offices in Pittsburgh, Butler, Harrisburg, State College, Erie, and Lancaster and maintains the largest staff devoted exclusively to governmental, non-profit, and Single Audit work in Pennsylvania. Its service mix includes financial statement audits, audits in accordance with Government Auditing Standards, grant compliance audits, and tax filings such as IRS Form 990 series and related registrations. The firm also provides internal control examinations, forensic auditing, employee benefit plan audits, and accounting consulting including GASB and FASB implementation. In 2026, the firm's chairman, Elizabeth E. Krisher, was named to Forbes America's Best-In-State CPAs list for the second consecutive year.