Marie Mahaney headshot As Controller for Rochester’s Cornerstone Group, Marie Mahaney is responsible for overseeing the accounting functions for both Rochester’s Cornerstone Group and Cornerstone Property Managers. Her duties include supervision of daily accounting operations, preparation of monthly and annual financial statements for owners, partners, and agencies, and preparation of all audit and tax related reporting for RCG’s portfolio of properties. She is also responsible for financial record keeping and reporting for the development side of the business, including construction and permanent closings and draw funding.

Marie holds a Bachelor of Science Degree from Clarkson University, where she graduated summa cum laude. She began her career with Ernst & Whinney, where she received her license as a Certified Public Accountant. She has over 25 years’ experience in accounting, finance, and audit positions with several nationally recognized and small business companies. Prior to joining RCG in 2015, she worked at Conifer Realty where she gained extensive experience in the unique financial aspects of the affordable housing and property management industry.

Marie loves working at RCG and values the company’s ability to build and manage quality real estate properties while maintaining the highest integrity in all business practices.

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Rochester's Cornerstone Group, Ltd. 
460 White Spruce Blvd.
Rochester, NY 14623