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About Us

Christopher M. Rosmarin, CPA

Principal, Assurance and Financial Reporting

Grand Rapids, MI

Marquette University
BS, Accounting

My clients want candor, access to specialized knowledge, reasonable fees, and highly attentive service that goes well beyond what other accounting firms offer.”

Current Role

Chris manages the commercial audit practice in Grand Rapids and also leads the firm’s cannabis and financial due diligence practices. He provides financial statement audit and review services, financial due diligence services (quality of earnings) and accounting advisory services to various companies across industries.

Chris has lived in and served West Michigan for most of his career, serving hundreds of clients, both large and small, public and private, during his career. As a result, he is well respected throughout the West Michigan business community.

Chris understands that clients expect and deserve a partner that is responsive, invested in the relationship and dedicated to helping them respond to their challenges. He strives to exceed expectations by meeting deadlines and being available and present throughout the relationship.

Service Areas

  • Manufacturers and distributors
  • Cannabis
  • Agriculture
  • Retailers
  • Technology companies
  • Service industry companies
  • Due diligence reviews
  • Private equity portfolio audits


Chris began his public accounting career in 1991 and joined Rehmann in 2016 after gaining extensive experience as an assurance partner with two “Big Four” firms. Throughout his career, Chris has worked in Grand Rapids, Milwaukee, Chicago, NYC and New Jersey.

A Closer Look

  • Chris is actively involved in his community, currently serving as a Board Trustee of the Grand Rapids Art Museum and as a Commissioner on the East Grand Rapids Planning Commission. He previously served on the Boards of Gilda’s Club of Grand Rapids, Grand Valley State Accounting Advisory Board, Grand Rapids Community Foundation, and East Grand Rapids Dads.
  • Chris is a frequently asked to present on the impact of new accounting pronouncements for organizations such as the MICPA, Financial Executives International, and INFORUM.

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