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Lansing Area Accounting Firms Announce Merger

Monday, November 17, 2014   (0 Comments)
Posted by: Michelle Rahl
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FOR IMMEDIATE RELEASE                                               For more information, contact:

November 17, 2014                                                                Amanda Garner (717) 385-8712


Lansing Area Accounting Firms Announce Merger

Lansing, MI — The accounting firms of McCartney & Company, P.C. and Maner Costerisan recently announced a merger.  Effective December 1, 2014, McCartney & Company, P.C. will be recognized as Maner Costerisan. 

Maner Costerisan is a mid-market accounting and consulting firm located in Lansing, Michigan. As an Independent Member of BDO Alliance USA, Maner Costerisan has full access to the national and worldwide resources of one of the largest accounting and consulting firms in the world. For more information, visit

“We view this merger as a significant benefit for clients of both firms, as well as for our employees,” said Jeffrey Stevens, CPA, CITP, and President of Maner Costerisan. “Combining our resources and knowledge base is a tremendous win for our clients.”

Jeffery Irwin, CPA, President of McCartney & Company, P.C. echoed the sentiment by saying, “Our first priority has always been to provide the best service possible to our clients.  We feel confident that this merger enhances our ability to fulfill this objective, as well as giving us the opportunity to more effectively serve as a trusted advisor to our clients.”

Allan D. Koltin, CEO of Koltin Consulting Group, who advised both firms on the merger commented, “At a time where many Top 200 firms today are merging up, Maner has a clear vision of where they are going, great leadership, a proven track record of growth, exceptional client service, and a ‘best place to work culture.’ These things combined with Maner’s involvement with the BDO Alliance USA made them very attractive to McCartney. McCartney wanted a firm that had a passion and expertise for their two main areas of specialization and it helped greatly these resources were right down the street.”

McCartney & Company, P.C. was established in Lansing, Michigan in 1961. The firm has specialized expertise in the telecommunications industry and affordable housing, as well as serving a large number of not-for-profit and agricultural organizations.

The merged practices will retain the name Maner Costerisan and offices will be located in the current Maner Costerisan facility at 2425 East Grand River Ave., Suite 1, Lansing, MI 48912. The professionals at Maner Costerisan can be contacted at (517) 323-7500.


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