Managing Director and Partners

Cornerstone Accounting Group LLP formerly the Accounting & Attest practice of The Schonbraun McCann Group, is a leading nationally licensed CPA firm.  With a keen understanding of the real estate industry, and a dedication to exceptional service, we are the real estate accounting firm that businesses turn to again and again.

Please click on the name above or the more button below each photo to view individual biographies.

Stanley  Perla

Stanley R. Perla joins Cornerstone Accounting Group from Vornado Realty Trust where he was vice president and director of internal audit.  read more [+]

Marge  Filippelli

Marge Filippelli has a wide range of public accounting experience and concentrates her practice on family owned real estate companies… read more [+]

Harry  Dublinsky

Harry Dublinsky has over 18 years of experience advising many of New York City’s leading commercial, retail and residential real estate organizations – from REITs, institutions and opportunistic funds to private family developers/owners... read more [+]

Stuart  Backer

Stuart Backer has over 20 years of public accounting experience. He specializes in providing broad-based accounting and tax services to middle market companies… read more [+]

Carol  Donatiello

Carol Donatiello is in charge of the firm's Quality Control and has over 25 years of public accounting experience. She also designed and implemented…  read more [+]

Daniel  Vitulli

Daniel Vitulli Dan has over 15 years of diversified real estate experience.… read more [+]

Daniel  Goscicki

Daniel C. Goscicki has over 20 years of diversified public accounting experience. Previously Dan was a Partner in the Real Estate Group of… read more [+]

Thomas  O'Reilly

Thomas O'Reilly has over 30 years of experience in public accounting, with particular expertise in the construction industry… read more [+]



The Schonbraun McCann Consulting Group LLC and the Cornerstone Accounting Group LLP are separate entities.  The two firms work together to serve their clients’ business needs.  The Schonbraun McCann Consulting Group LLC and its wholly-owned subsidiaries are not licensed CPA firms.  The Cornerstone Accounting Group LLP is a licensed CPA firm that performs attest services.

The Schonbraun McCann Consulting Group LLC and the Cornerstone Accounting Group LLP are separate entities.  The two firms work together to serve their clients’ business needs.  The Schonbraun McCann Consulting Group LLC and its wholly-owned subsidiaries are not licensed CPA firms.  The Cornerstone Accounting Group LLP is a licensed CPA firm that performs attest services.

New York 212.840.7383 New Jersey 973.364.0400 www.smgllp.com