Serving Nationwide We Have The Experience and Skill You Need

Jason F. Clausen, P.C. is a CPA firm serving clients throughout the United States, dedicated to providing our clients with professional attestation and assurance services that fit their needs. We have over 20 years of auditing experience, and perform over 100 audit and attestation engagements annually.

Our firm’s approach toward our peer review clients is that of a teacher, not a disciplinarian.  Our philosophy is that firms enhance their quality control with knowledge and understanding of applicable standards and how they need to be applied in everyday practice.

Our Services


Reviews provide limited assurance to outside interests and involve inquiries and analytical procedures that confirm financial statement matters and identify any items requiring further analysis. We perform reviews to ensure the integrity of your data.


Audits offer the highest level of assurance, and include in-depth examination and confirmation of account balances, inventories, and selected transactions. We perform audits for you to remove errors and ascertain the reliability of your information.


Compilations are usually requested for internal purposes and are based upon information provided by a company’s management. They do not offer assurance but may involve some adjustment to accounting records. We provide best in class compilations for our clients.

Yellow Book & Single Audits

Jason F. Clausen, P.C.’s audit experience in this area can serve your organization as a knowledge resource and an efficient alternative to others who may not be as familiar with Government Auditing Standards required for these types of audits.

Audit Of PEOs

Jason F. Clausen, CPA, has been engaged as a CPA with Professional Employer Organizations (PEOs) since 1999, both internally as a controller for a PEO family active in over 40 states, and as an auditor for PEOs with gross receipts ranging from $9 Million to $500 Million.

Other Engagements

Other types of engagements of this type are usually requested as either an area of concern management, requests from our clients’ customers, or specific reporting required by governments. (i.e. Opinions on Internal Controls, Payroll Tax Auditing, etc.).

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