Jeff Haack
Leasing Manager, Diamond Properties
Mount Kisco, NY 10549
Phone (845) 857-6113
Specialties
Landlord Rep
Property Types
Industrial, Office, Retail, Flex, Specialty
Markets
Cincinnati/Dayton, Cleveland, Westchester/So Connecticut
Bio
Specializing in office, industrial, and flex space leasing across national commercial markets, I focus on delivering practical real estate solutions for landlords, tenants, and investors. My experience includes landlord representation, office leasing, industrial leasing, small business space solutions, and value-driven leasing strategies for high-performing commercial assets.
I work closely with ownership to maximize occupancy, improve leasing velocity, and uncover additional revenue opportunities across diverse commercial portfolios—including office buildings, industrial properties, mixed-use assets, and investment properties. My approach combines aggressive marketing, direct outreach, broker relationships, and creative deal structuring to move space efficiently in both competitive and challenging market conditions.
With a strong focus on relationship-driven leasing and hands-on execution, I actively manage listings across platforms including LoopNet, CoStar, Facebook Marketplace, and direct broker networks to generate consistent deal flow, tenant opportunities, and broker engagement nationwide.
My goal is simple: create deals, solve vacancy problems, and help properties perform at their highest potential.
Education
