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MM&Co. Joins Its Practice with Withum

On November 1, 2021, Maffei, Masiello & Company, PA (MM&Co.), a public accounting, tax and advisory firm headquartered in Mendham, NJ, will join its practice with WithumSmith+Brown, PC (Withum), a nationally recognized CPA and advisory firm with 15 offices, and annual revenue of $320M, ranking in the top 25 firms in the country. MM&Co.’s two partners and 13 team members will be added to the Withum roster and Whippany office.

We could not be more excited to join a firm that aligns so perfectly with our values. We are proud to serve a diverse clientele with the highest quality services and continuity of personalization of a small firm. Withum is likewise committed to being a catalyst for clients to achieve exponential growth and success, with an added depth and considerable resources that will augment our already-existing services. This union is the next phase in our story, and we are glad to continue helping our clients reach new levels of success. Steve Maffei Managing Partner, MM&Co

Withum’s Managing Partner and CEO Bill Hagaman, CPA, CGMA, is equally excited about forming this partnership and growing the Firm with more like-minded team members.

“Our unique culture is part of what makes Withum such a great firm. Steve and his team members understand the importance of culture, trust and transparency when creating opportunities for clients and helping them achieve their business goals. We’re looking forward to sharing in their experience and collaborating on initiatives in the future.” Bill Hagaman, CPA, CGMA Managing Partner and CEO, Withum

MM&Co. brings Withum additional expertise in accounting and audit services, tax and estate planning, management advisory services and mergers and acquisitions consulting, among others.

About MM&Co. PA

Maffei, Masiello & Company, PA (MM&Co.) is a public accounting firm located in Mendham, NJ, providing clients with accounting and audit services, tax and estate planning, management advisory services and mergers and acquisitions consulting. Our philosophy is to combine the professional expertise and services provided by larger firms with the hands-on attention, personal relationships and support found in a smaller firm.

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