Robb Zerfass

Robb Zerfass, CPA, is a tax partner in Sikich’s Chicago office. Robb has over 30 years of experience working with clients in a number of industries, from professional services, including …

Pam Aman

Pamela J. Aman, CPA, is a partner in the St. Louis office with over 20 years of experience in public accounting. She focuses on serving closely-held businesses in a variety …

Brad Hermes

Brad Hermes, CPA, is the national leader of the Construction & Real Estate practice at Sikich. With a deep background in accounting services and serving private, closely-held businesses, he is …

Jason Tuma

Jason Tuma, CPA, has more than 25 years of experience in accounting and audit advisory services. In his current role, he oversees the Northeast Ohio market expansion for Sikich and …

Tom Perez

Thomas P. Perez, CPA, MSA, is a partner in accounting and tax services. Tom has been providing income tax and consulting services to closely held businesses and their owners since …

Tom Bayer

Thomas E. Bayer, CPA, CExP, is the Market Expansion Leader for the Indianapolis region. He has 31 years of experience providing a broad range of accounting, tax and business advisory …

Tim Beine

Tim Beine, CPA, is a partner in the Milwaukee office, who oversees and manages the location’s accounting services team. Tim has over 25 years of experience in the field, serving …

Rick Kavenagh

Rick Kavenagh, CPA, CGMA, has more than 30 years of experience in consulting, taxation and accounting services. He specializes as a business advisor in planning, strategy and implementation for businesses. …

Richard Lynch

Richard Lynch, CPA, is the managing partner of the CPA practice, who oversees the team’s operational structure, ongoing growth, contributions to the broader organization and management of the pillar’s team …

Ray Lampner

Ray Lampner, CPA, ABV, CVA, CFF, CGMA, CEPA, is the Leader of Sikich’s CPA Consulting Services practice. In this leadership role, Ray oversees the operations and client service initiatives for …

Ray Krouse

Raymond E. Krouse, Jr., CPA, is a partner on Sikich’s not-for-profit and higher education practices team. Ray has more than 25 years of public accounting experience. He has extensive experience …

Neil Keller

Neil Keller, CPA, ABV, CVA, is the partner-in-charge of the firm’s tax services practice. Neil uses his expertise to assist clients in making sound financial decisions, such as choosing the …

Mark Sobczak

Mark Sobczak, CPA, is a partner and the Milwaukee Market Expansion Leader at Sikich. Mark has both domestic and multi-national experience in consulting and auditing. His areas of specialization include …