No Organization Succeeds by Standing Still
Maner Costerisan Merges with Baker Holtz
Effective January 1, 2026, Maner has merged with Baker Holtz, a respected Grand Rapids-based accounting and advisory firm. This move marks a major milestone in our growth vision to expand our service capabilities and deepen our presence across West Michigan.
Three partners and 28 staff members are joining the Maner team, expanding our reach and resources for clients statewide while fostering the people-first culture that defines us.
We’re Relentlessly Focused on Your Next Move.
We live and breathe your day-to-day. All to make sure we know your business as well as you do.
We’re right there with you, but looking ahead for trends, shifts, and opportunities at the same time. Because no business ever succeeds by standing still.
Industries
We live in our client’s worlds. Sitting on boards. Affecting legislation. Understanding regulations. We listen, learn and even teach. We’re active in different industries and are comfortable with challenges both big and small. At Maner Costerisan, we’ve organized our teams around the industries where most of our clients do business.
Affordable Housing
60+
Years
Of Experience Serving the Affordable Housing Industry
95%
Net Promoter Score
Focused on your next move.
In business, nothing ever stays the same.
With things moving faster than ever, we’re ready for the now and the next.
We Give You Lots of Reasons to Choose Us.
We’ve Come Out on Top.
As an Accounting Today’s Top Firms to Watch Nationally Three Years Running.
We Care About Our People.
We couldn’t help your business succeed without them.
We’re Committed to Your Finances.
As one of the Top Wealth Firms by AUM.
