Sean Cahill

Principal, Managing Director
Private Equity Sales & Leasing Tenant Representation Occupier Services

Sean is a member of the Tristate Leadership Team at Avison Young and has management responsibility for the Fairfield/Westchester office. Sean is a member of the Tri-State Private Equity Advisory Group focused on both local and national pursuits. Sean possesses a broad base of experience in all facets of the real estate spectrum with expertise in large critical facilities, transaction management, proactive lease negotiations, and corporate capital markets for both office and industrial property types.

Specialties include strategic planning using Avison Young’s A.I.-driven AVANT business intelligence applications in coordination with Avison Young’s Market Intelligence Team to create market-leading technology solutions that use custom data analytics that enable occupiers to solve their complex real estate strategies and deliver real-time market perspectives. 

Affiliations and accreditations

  • Avison Young Private Equity Advisory Group
  • Member of the Avison Young Tristate Executive Committee
  • Corporate Governance – Certification from The Wharton School
  • Avison Young Circle of Excellence Top Producers (2020-2022)
  • Member, Association for Corporate Growth (ACG)
  • Member, Real Estate Finance Association (REFA)
  • HubSpot CRM Certification 
  • AVANT Integration Leader

Community leadership

  • Chairman, Board of Directors, Grassroots Tennis & Education (2020-2023)
  • Vice Chairman, Board of Directors, Grassroots Tennis & Education (2017-2020)
  • Board of Directors, Grassroots Tennis & Education (2014–2023)
  • Member/Supporter, of the International Tennis Hall of Fame 
  • Member, US Sailing Association
  • Member, USTA (2009-2023)
  • Member/Supporter Sail Newport Foundation


Commerce Center
60 Commerce Dr
Trumbull, CT 06611
Industrial For Sale
100 Trap Falls Road Ext
100 Trap Falls Road Ext
Shelton, CT 06484
Industrial For Lease
25 Perry Avenue
25 Perry Avenue, Norwalk, CT
Norwalk, CT 06850
Industrial For Lease
Wilton Campus 11-15 River Road
11-15 River Road
Wilton, CT 06987
Office For Lease
1000 Lafayette Boulevard
1000 Lafayette Boulevard
Bridgeport, CT 06604
Office For Lease
383 Main Ave
Norwalk, CT 06851
Office For Lease
5 River Road
5 River Road
Wilton, CT 06897
Office For Lease