Exceptional People. Innovative Ideas. successful Clients. 

Our Team

For more than nearly eighty years we have made team development our most important priority, enabling us to develop innovative solutions that make a difference for our clients and play a vital role in their success.  This approach has propelled us to become one of the largest accounting firms in the St. Louis metropolitan area and Southwestern Illinois with nearly 90 talented employees in numerous offices across the region.  Our people are committed to give our all in serving you and/or your business. 

When you work with Scheffel Boyle, you are assured of exceptional service delivered by the area's top tax, accounting, and financial professionals. We are committed to hire the best and the brightest and then invest aggressively in continuing professional education to address your financial and advisory needs in the most progressive manner possible.

Scheffel Boyle is an Independent Member of the BDO Alliance USA, a nationwide association of over 200 independently-owned accounting and consulting firms sharing a dedication to exemplary client service.  As an Alliance member, our firm has access to resources, services and technical knowledge of one of the world's largest accounting and consulting firms.  Our association with this broad network of global resources provides you with local access to a wide range of services and world-wide expertise to maximize your current and future ventures.

The Scheffel Boyle Leadership Team

All of our Scheffel Boyle principals are active members in professional associations, including the American Institute of Certified Public Accountants and the Illinois CPA Society.


Click on a team member for a mini-bio.


Dennis E. Ulrich, CPA

Michael E. Fitzgerald, CPA

Kimberly S. Loy, CPA

Steven P. Langendorf, CPA

Mark Glueck, CPA


Russ Gregson, CPA

Dale Holtmann, CPA

Brian Otten, CPA

Bios Coming Soon



Steven C. Pembrook, CPA

Scott A. Weber, CPA, CCIFP

Mark J. Korte, CPA, CCIFP

Jeffrey A. Westerhold, MBA, CFP ®, CLU

Scheffel Financial Services

Keith Brinkmann

Keith Brinkmann, CPA






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