Print Friendly, PDF & Email

John W. Haag Sr., CPA/ABV, CVA, CFF

CPAs & Business Consultants

John W. Haag Sr. is the Managing Principal of the firm’s Midland office, serving in the business and management consulting group. He leads the firm’s Business Valuation and Litigation Support Services Group. He is also a member of the Tax Services Group and Yeo & Yeo’s Career Advocacy team. He joined the firm in 2002.

                               Request a Business Valuation Proposal


    • Business valuation and litigation support services for privately owned businesses
    • Preparation of individual and corporate income tax returns and financial statements
    • Preparation of trust and not-for-profit tax returns, including foundations
    • Managerial consulting, including designing and implementing accounting systems and internal controls
    • Consulting related to new business start-ups, corporate restructuring and succession planning

Professional Certifications and Education

    • Certified Public Accountant (CPA)
    • Accredited in Business Valuation (ABV)
    • Certified Valuation Analyst (CVA)
    • Certified in Financial Forensics (CFF)
    • Eastern Michigan University, Bachelor of Business Administration in Accounting
    • Eastern Michigan University, Master of Science in Accounting

Professional Membership

    • National Association of Certified Valuators and Analysts – President of Michigan Chapter
    • American Institute of Certified Public Accountants
    • Michigan Association of Certified Public Accountants
    • Michigan Association of Certified Public Accountants Litigation and Business Valuation Task Force
    • AICPA Forensic and Valuation Services Section


    • Presented seminar, Key Ingredients to Success for Entrepreneurs
    • Published articles in the firm’s The Advocate and The Leading Edge client newsletters on business valuations, internal controls and fraud
    • Presented various seminars on tax planning, business valuation standards, and corporate fraud to attorneys and local service clubs
    • Expert panelist at QuickBooks training seminars
    • Instructor for firm’s internal corporate income tax classes
    • Podcast: TCJA and Year 2 of Tax Reform, February 2020
    • Podcast: A Breakdown of the Paycheck Protection Program, August 2020
    • Podcast: Presidential Candidate Tax Platforms, October 2020

Community Involvement

    • Midland Noon Rotary Club, Past President
    • Camp Fish Tales, Treasurer
    • Midland Rotary Foundation, Board Member
    • Mid Michigan Multisport Club, President
    • Midland Community Foundation, Past Grant Committee Member
    • United Way of Midland County, Past Community Investment Panelist and Loaned Executive
    • Midland Exchange Club, Past President
    • Midland MyPros Steering Committee, Past Chair
    • Saginaw Rotary Club, Sunrise, former Treasurer
    • Plymouth Symphony Orchestra, former Accounting Director
    • Junior Achievement of Northeast Michigan, Instructor
    • Leadership Midland Alumni
    • Midland Experimental Aircraft Association, Past Treasurer


    • National Association of Certified Valuators and Analysts / CTI “Forty Under 40” honoree, June 2014
    • Thomas J. Thompson Achievement Award (2007) honoring one Yeo & Yeo employee each year
    • Molitor International’s 1000 Leaders Program, graduate