About Us
Our History
Wilf & Henderson, P.C.’s roots go back to 1948, to a sole proprietorship established by A.L. Markham, CPA. Over the past 70+ years, we’ve grown into a full-service public accounting firm with proven expertise in financial and management consulting, financial statement interpretation, audits of governmental and not-for-profit entities, audits of businesses, and corporate/individual taxation.

Our Mission
The Wilf & Henderson team provides a full range of services to governmental entities, contractors, commercial businesses, and a host of other entities nationwide. Despite our nationwide reach, we are well positioned to serve the business environment of the Four States area. With our partners and staff being from local communities, we are familiar with the area’s distinctive business climates. Our mission is to utilize Wilf & Henderson’s team of innovative problem solvers to provide exceptional financial services to clients in this region’s unique marketplace.
Our Credentials
Our firm maintains memberships in the American Institute of Certified Public Accountants, the Private Company Practice Section, and the AICPA Governmental Audit Quality Center. Wilf & Henderson, P. C. has also been a member of the AICPA peer review program since its inception in the early 1980s when the program was voluntary. Since that time, the firm has had numerous reviews, all with a grade of “pass” or equivalent.
As a member of the AICPA Governmental Audit Quality Center (GAQC), special emphasis is given to engagements performed under the GAO Yellow Book and the Uniform Guidance. In 2019, the firm received a grade of pass with no deficiencies cited. See the firm’s latest peer review report here.