MFB has a long history with multiple industries. In addition to the industries listed below, we “grew up” with the Long Island economy to diversify into manufacturing, auto dealerships, marinas and related businesses, retailers and entrepreneurs.

Our service has spanned several generations of business owners who stick with MFB for our consistent guidance from start-up to succession. Through our association involvement, we learn about industry changes to keep you informed and prepared.

Click on any of the industries below to learn more:



Not-for-Profit and Government

Service you deserve. Advice you trust.

Riverhead Office
552 East Main Street
Riverhead, NY 11901
Tel: 631-727-3626
Fax: 631-727-6058
Map and Directions

East Hampton Office
300 Pantigo Place, Suite 109
East Hampton, NY 11937
Tel: 631-324-2044
Fax: 631-324-2062
Map and Directions

Sag Harbor Office
69D Main Street
P.O. Box 1829
Sag Harbor, NY 11963
Tel: 631-725-1000
Fax: 631-725-9104
Map and Directions

Southampton Office
78 White Street
Southampton, NY 11968
Tel: 631-283-4955
Fax: 631-283-9587
Map and Directions