Mark Castell

Mark Castell

Mark is a Partner in the Cleveland office and has more than thirty years of experience advising corporate executives, international professional tennis players and golfers, major league baseball and football players, entertainers and a prominent high-net-worth family.

Prior to joining Cerity Partners, Mark was the Managing Director of Tax for MAI Wealth Advisors, LLC, formerly an affiliate of IMG in Cleveland, Ohio. He was a member of the firm's Senior Management Team and responsible for the delivery of all facets of the firm's comprehensive tax advisory services. Before MAI Wealth Advisors, Mark was a tax accountant at Coopers & Lybrand responsible for the delivery of tax services to corporate executives and small businesses. Earlier in his career, he was a staff accountant with James Hirschauer & Co. and provided tax and accounting services to business owners and entrepreneurs.

Mark earned a Bachelor of Science in Business Administration with a concentration in Accounting from Lake Erie College. He is a Certified Public Accountant and a member of the American Institute of Certified Public Accountants.

You can always contact us by calling: (800) 919-5429

Alternatively you can send us a message below — we’ll get back to you as soon as possible.


Please check the field marked with "!" for errors.
Thank you for contacting Cerity PartnersWe will be in touch shortly.

Bloomfield Hills

39533 Woodward Ave
Bloomfield Hills, MI 48304

(248) 205-4280


227 West Monroe Street
Chicago, IL 60606

(312) 715-3800


Terminal Tower
50 Public Square
Cleveland, OH 44113

(216) 464-6266

Los Angeles

11601 Wilshire Boulevard
Los Angeles, CA 90025

(310) 456-6343

New York

335 Madison Avenue
New York, NY 10017

(212) 850-4260

Orange County

3200 Bristol Street
Costa Mesa, CA 92626

(714) 415-4990