Marc Shaffer - social

Marc S. Shaffer, CPA

Partner, Advisory Services

225 West Wacker Drive
Suite 2600
Chicago, Illinois 60606-1224

+1 312 857 7512


Marc Shaffer is a partner in the Crowe Horwath LLP advisory services group. He specializes in providing transaction and financial advisory services to clients in a wide variety of industries. 

During his more than 30 years with Crowe, Marc has led the firm’s financial advisory, transaction services, and valuation services groups. He began his career working in the firm’s commercial audit services group.

Marc's experience includes consulting on more than 200 transactions involving businesses with sales ranging from $10 million to $1 billion. 

The situations in which our counsel is required are constantly new and challenging, and our services usually directly affect the financial results of the client.

Client Focus




  • Providing due diligence investigations for buy-side and sell-side situations, preparation of strategic plans and financial projections, and transaction structure consultation
  • Restructuring of a financial department and financial reporting process for an international company, plant closure analyses, cost-reporting system analyses, and conversions of foreign entity financial statements to U.S. generally accepted accounting principles
  • Performing services for clients throughout the U.S. and internationally in 16 countries, including several multicountry projects that included a 20-country acquisition investigation managed from Singapore


  • Conducting formal valuations for M&A transactions, intercompany transfers, income tax deductions, and business sales purposes


  • Expertise in providing services to a diverse cross section of industries, including vehicle parts, steel products, beverage distribution, newspaper publishing, software sales, aluminum smelting, commercial pumps, staffing, specialty chemicals, manufactured housing, consumer products, lighting products, auto dealerships, food manufacturing, and investment casting

Professional Affiliations

  • American Institute of Certified Public Accountants (AICPA) member
  • Association for Corporate Growth (ACG) member


  • Bachelor in Business Administration, Accounting
    Western Michigan University

Licenses and Certifications

  • Certified Public Accountant (CPA) in Illinois

Client Listing

Transaction Consulting
Assisted on transactions involving businesses with sales ranging from $10 million to $1 billion for clients such as Daimler AG, Heidelberg USA, Graphic Packaging International, JBT Corp., Ferro Corp., Leggett & Platt Inc., and the Penske organization.

    Private Equity Groups
    Represented numerous PEGs located throughout the country, including Sun Capital Partners Inc., H.I.G. Capital, Aquiline Capital Partners LLC, Primus Capital Partners, Transportation Resource Partners, and Long Point Capital.