Mr. Sullivan is a Valuation Specialist at Colliers International who joined the company in January 2023. He has worked in the real estate appraisal industry for over seven years and has appraised a wide range of multifamily, retail, office, and industrial properties throughout the Mid-Atlantic and New England. He is in pursuit of completing required coursework as a Candidate for designation as a Member of the Appraisal Institute (MAI).
Before joining Colliers International, Mr. Sullivan served as a Senior Appraiser at Appraisal Source servicing the Washington, DC market and as an Associate Appraiser at Bonz and Company, Inc. based in Lexington, Massachusetts. While at Bonz and Company, he specialized in appraising affordable multifamily developments including LIHTC-funded, Section 8 HAP, Section 811, and Section 236 RAD-conversion properties.
Certified General Real Estate Appraiser as of October 2021
Bachelor of Arts from the University of Notre Dame (2013)
Memberships & Involvements
Member of the Board of Directors for the Washington, DC Chapter of the Appraisal Institute (1/1/2023-12/31/2025)