A Century of Success

Maner Costerisan, a leading accounting firm in Lansing, Michigan, is deeply rooted in a tradition of excellence dating back to 1906.

Since that time, we have grown into the largest local accounting firm in mid-Michigan and are recognized as a leader in traditional and non-traditional accounting services.

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Mark L. Lockwitz, CPA

Mark L. Lockwitz, CPA
Senior Manager
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