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Tony OSullivan | Colliers | New York

Tony OSullivan


Executive Managing Director - VAS

License # 46000050129

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Professional Summary

Before coming on board with Colliers in December 2013. I have worked for several industry leaders such as, New York Life Insurance, Grubb & Ellis, Newmark and Cushman & Wakefield.  I have provided valuation and consultancy services on several national portfolios of Class A office buildings, shopping centers, apartment/complexes and industrial warehouse/distribution centers. I have also provided valuation expertise on golf resorts, hotel casinos, and luxury 5-star hotels both nationally and internationally.


Since joining Colliers in 2013 as a Director of Valuation for the New York office, I am now the Executive Managing Director for the entire Northeast Region of the U.S. responsible for offices in New York, New Jersey, Connecticut, Boston and Philadelphia.  I oversee a team of more than 40 professional appraisers with production of approximately 2,500 appraisal report per annum and revenues in excess of $12 million. 



BComm in Business, National University of Ireland, Galway

Certified General Appraiser in NY, NJ & CT

Designated Member of the Appraisal Institute

Memberships & Involvements

Member of the Appraisal Institute

Member of the Royal Institute of Chartered Surveyors


HSBC, Morgan Stanley, Ready Capital, Bethpage Federal Credit Union, Lument, Summer Street Partners, Oxford AMC, Investors Bank, Deutsche Bank, Altus, Newmark, Signature Bank, 



Asset Management, Development Consulting

Service Lines

Valuation and Advisory

Property Type

Healthcare, Hotels, Industrial, Land, Multifamily, Office, Retail


Multifamily Valuation Group

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