The ATR Advantage Team

Heidi A. B. Shadel


State Certified Teacher 

Member of SHRM and Lean HR Group

Heidi has over 20 years of experience in various fields which lends to her comprehensive, simplistic approach to Human Resources. She loves to help small businesses succeed.  Her passions are cooking, the Great Outdoors, spending time with her family, and a great laugh.

 Connect with Heidi

Frank G. Gerwig


Business Consultant

Frank has 43 years of Payroll and Accounting experience and says he is going for 50 years or 100,000 billable hours—whichever comes first!  Frank enjoys time with his Granddaughter and making the world a better place through woodworking and furniture building.

Dale Shadel


Business Consultant


Dale has a passion for his work, having 30 years of Payroll and Accounting experience. He (actually!) enjoys the challenge of resolving Clients’ existing tax and payroll issues, and preventing those issues by doing them properly to begin with. He loves spending time with his family, exploring new destinations, and driving his vintage International tractor.

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