You’ll Never Be Unprepared
for School Again.

We’ll Help Fill in your Most Critical Gaps.

With a staff of 60 professionals dedicated specifically to education, we’re trusted by more than 100 school districts across Michigan. Because of our dedication to quality, we have a 100% success rate at meeting state and federal filing requirements — making us one of the most trusted and experienced education consulting firms in the business.

The staff at Maner are great to work with and understand the nuances of public school finances. They also stay on top of and communicate any upcoming accounting changes that affect us.

Jon Laing, Lansing School District

My experience with the firm’s services has always been outstanding. They have always provided assistance to me whenever I needed it and continue to be a resource I can reach out to at any point in time.

Rebecca Drake, Hartford Public Schools

Quick and accurate responses by the staff help build a level of trust. That trust drives our relationship and is what I value about the firm.

– Satisfied Client

I’m very satisfied with Maner Costerisan’s services. They are proactive on setting up services and dates. They are helpful throughout the year, not just while conducting our yearly audit.

Beth Perry, Highpoint Virtual Academy of Michigan

We’re Both Teachers and Students.

With Maner on your side, your district instantly gets a trusted partner who’s looking further toward your successful future than ever before. In addition to our education financial services, our extensive experience with state and federal grant accounting and assistance programs, including teaching seminars on federal compliance auditing throughout the state, means we’re a resource for schools throughout the year. We’re committed to building relationships through communication, proactivity and deep experience in the industry.

Education Industry Experts

Skilled in GASB Standards

Frequent Presenters

Maner Team Expert

Steve Piesko, CPA, Principal, Director, Treasurer

Steve is a principal in Maner Costerisan’s Audit department and leads the firm’s education specialty. He brings more than 20 years of professional expertise to the audit team and specializes in providing audit services to school districts, governments and small business clients. A veteran leader who wears many hats, Steve also serves as the firm’s treasurer, ensuring Maner provides exceptional client service while meeting its revenue goals.

Inspired to enter the accounting field by his father and uncle, who are successful accountants in the public and private sectors, Steve attributes his personal success to his industry expertise, focus on client service and his competitive drive. Always looking to improve and gain additional expertise, Steve shares his industry knowledge and serves as a regular speaker at a variety of industry events, including the MICPA’s Governmental Conference, Michigan School Business Officials, Southwest Michigan School Business Officials and Central Michigan School Business Officials conferences.

A graduate of Michigan State University, Steve was raised in Frankenmuth, Michigan, and currently resides in DeWitt, Michigan, with his wife and daughter.  Away from the office, he can often be found outdoors, where he enjoys hunting, fishing, playing golf, tennis, pickleball and various other sports.

I do whatever it takes to help my clients and ensure their continued success.

Years of Experience



American Institute of Certified Public Accountants (AICPA)

Michigan Association of Certified Public Accountants (MICPA)

Central Michigan School Business Officials (CMSBO)

Michigan School Business Officials (MSBO)

MDE 1022 Committee

Michigan State University Alumni Association


Certified Public Accountant (CPA)

AICPA Advanced Single Audit Certificate

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Relevant Services

Outsourced Accounting Solutions

Outsourced Accounting Solutions

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



Expertise with complex reporting requirements that helps your school district navigate today’s rapidly changing business environment.

Financial Statement & Audit Preparation

Financial Statement & Audit Preparation

Bringing deep technical and compliance knowledge to make sure every project is set up for success.

CFO Advisory Services

CFO Advisory Services

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



From special projects to guidance on spending federal relief funds, we offer the variety of critical consulting and advisory services you need to help your school reach its goals.

Reporting & KPIs

Reporting & KPIs

Transform your decision-making with KPIs that accurately pinpoint opportunity and tell a more complete story of your financial operations.



Properly incorporating technology is important to every district or charter school. Our technical knowledge and expertise can help you get the most out of your investments.


School Districts Served Across Michigan


In Meeting State & Federal Filing Requirements


Net Promoter Score


Dedicated Education Industry Experts

Industry Insights

Info Sheet

Your Niche Is Our Specialty.

When it comes to your unique financial needs, Maner Costerisan has the experts, tools, and services to stay focused on your next move.

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