Accounting & Outsourced Solutions

You Run the Business.
Let Us Handle the Numbers.

Whether You’re Planning Something Big or Need Some Help with the Books, We Can Take the Weight Off Your Shoulders.

As one of Michigan’s largest accounting and advisory firms, Maner Costerisan takes a unique approach to how we help our clients – by providing accounting services built entirely around your business. Unlike other firms that take a “one-size fits all” approach, we learn your processes and systems, crafting recommendations for efficiencies and improvements around you.

Our team can take the burden off your internal resources on a temporary or permanent basis – helping with everything from high-level strategic planning and cash flow projections to weekly bookkeeping. When it comes to accounting services and financial accounting, we fill in the gaps and serve as trusted advisors, while helping drive profitability and success.

Maner Costerisan

From Day-to-Day Accounting. To Big Picture Planning.

We don’t send temps. You get a team of problem solvers.



Gain efficiencies and reduce stress by adding a team of experts instead of a dedicated staff.

Any size business now has access to CFO insight, data, expertise and guidance.

Leveraging cloud-based technology, we can help you create a seamless system that simplifies complex processes and improves overall efficiency.

Maner Team Expert

Jim McNeeley, CPA, Principal, Director, Board Chairman, Accounting Department Head

Jim joined Maner Costerisan in 2002. In addition to his role as a Tax principal, he is also head of the Accounting and Outsourced Solutions department. In 2021, Jim was named Maner’s Chairman of the Board. In this role, he is responsible for guiding the firm’s growth and profitability strategy.

In his day-to-day client duties, Jim works as an advisor to many local businesses and nonprofit organizations to help improve efficiencies in their processes and to provide solutions for their accounting staffing needs. In addition, he offers tax planning and consulting services to individuals, small businesses, affordable housing and nonprofit organizations.

Prior to his public accounting career, Jim spent 12 years in retail and retail management. Most recently, he was responsible for a $3.5 million retail store with 26 employees. His previous experiences and current roles have given Jim the ability to greatly contribute to his clients’ success. Over the years, he has helped several small businesses succeed by providing and interpreting accounting and financial data, as well as advising on their next steps. Beyond his client relationships, Jim has shared his knowledge with those in the local business community, authoring several articles in local publications.

The accounting profession has given Jim the means to share his business experience and technical expertise with clients by helping them analyze financial data, offering solutions and providing business insight. Jim attributes his success to his hard work and positive attitude. He also credits his parents, who instilled in him a strong work ethic and stressed the importance of family. In addition, having children taught Jim to be selfless and patient, traits that have carried over to his client relationships.

Jim was raised in Ionia, Michigan, and currently resides in DeWitt with his wife, Debbi. The pair have two sons. While away from the office, Jim enjoys spending time with his family in activities such as traveling, watching movies and riding ATVs.

Client service is the key to successful client relationships. I do whatever it takes to provide the highest quality service, never giving less to my clients than I would expect for myself.

Years of Experience



American Institute of Certified Public Accountants (AICPA)

Michigan Association of Certified Public Accountants (MICPA)

LCC Accounting Advisory Board

Phi Theta Kappa National Honor Society


Certified Public Accountant (CPA)

AICPA Client Accounting Advisory Services Certification

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