Contact Information

Headquarters
1981 Marcus Avenue
Lake Success, New York 11042
516.328.6500

Herbert S. Agin, Long Island CEO
516.328.6500
herb.agin@colliers.com

Market Reports

Insights and updates on the state of our economy and its impact on the regional commercial and industrial real estate markets in these quarterly reports.


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Welcome to Long Island

Long Island’s premier real estate services organization, the firm was originally founded as Sutton & Edwards in 1982 and became Colliers International LI in 2010. Headquartered in Lake Success, we are the region’s foremost provider of office, industrial, retail, land, medical office and investment property advisory services.

The firm has more than 2.5 million square feet under management and represents a combined 8 million square feet of industrial and office space. We also provide:

  • Tenant/buyer representation
  • Landlord advisory services
  • Consulting/advisory services
  • Incentive procurement
  • Building to suit services

Under the direction of the same industry leaders who have set the standard in our profession for nearly 50 years, as Colliers Long Island, we bring our clients a unique combination of unparalleled local market knowledge, best-in-class service and global reach.

From the Long Island CEO

Herbert Agin CEOHerbert S. Agin

This is truly an exciting time for our organization, our region’s real estate market – and most importantly, for the clients we serve.

By partnering with Colliers International, we’re strengthening our partnership with our clients—and our position as Long Island’s premier real estate services provider. As part of a centrally operated worldwide organization with a best-in-class service platform, existing and new clients will now benefit from our unparalleled local market knowledge –and the formidable resources of a global leader.   

Together with our colleagues, we are committed to providing service at the highest levels and to being the partner you trust for innovative real estate solutions and sound advice.

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