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Jack J. Britvan
SIOR

President

Commercial Realty Services of Long Island

100 Jericho Quadrangle Ste 142, Jericho, NY 11753-2702

Market
Long Island
Specialty
Office Specialist
Member Since
1989
Chapter
SIOR New York City and Downstate Chapter
Areas of Practice
Tenant Representation, Consulting, Sale/Leasing, Brokerage Management
Accreditations
Former President of The Down State New York Chapter of SIOR, Founding Board Member of Commercial Industrial Brokers Society (CIBS), Past President (2018-2019) of New York City/Long Island Chapter of NYSCAR (New York State Commercial Association of Realtors)
Jack J. Britvan, SIOR

e-mail:jbritvan@realbrokers.org

Jack J. Britvan, SIOR began his Real Estate Career in 1977 and is President and Owner of Commercial Realty Services of Long Island, Inc., Jericho, New York.

Jack is past President (2004/2005) of the New York City and Downstate New York Chapter of the Society of Industrial and Office Realtors (SIOR) and in 2005 received an award from SIOR for Community Service for being a catalyst in creating Nassau County’s smoking ban which has spread throughout the United States.

He is a founding board member of the Commercial Industrial Brokers Society (CIBS) and had been a Board Member for the first 20 years of CIBS’s establishment. In January 2011 Jack retired as Secretary to the CIBS Executive Board of Directors. On November 10, 2010 Jack was honored by CIBS via his receiving of CIBS Distinguished Leadership Award.

Jack served as President of the New York City/Long Island Chapter of NYSCAR. (New York State Commercial Association of Realtors) from 2018-2019.

Jack has taught the New York Real Estate Broker’s course at Long Island University/C.W. Post College and has been a lecturer and panelist to various organizations.

Jack “actively” participates in several charities:

The American Cancer Society (for 24 years), where Jack served on the Long Island Board of Directors for eight years, was a member of the Division’s Executive Committee for 5 years, served as Income Development Chairman for two consecutive terms and created several successful fundraising events.



In 2019 Jack started Voices For Truth and Humanity ( Voices4TH.Org ) a 501c3 Not For Profit.

In 2019 Jack was selected by New York State Regent Roger Tilles to serve on a 4 person Task Force to advise on New York State Public Schools curriculum regarding World War 2 /The Holocaust and other Genocides.

Jack was personally honored at a function hosted by OSI Pharmaceutical for his involvement in enacting Nassau County Smoking Bans which has spread to New York State and Nationally.

Jack is active in Nassau County Long Island, Suffolk County Long Island, Queens New York and Brooklyn New York

Other charities include the Executive Advisory Board of CAPS (Child Abuse Prevention Services) retired in April 2008 and he is a former member of WLIW Public Television Advisory Council. Initial Board Member of Project Heal in 2010 and retired in 2016. Jack has also worked with and been honored by The Theresa Foundation and the National Alliance for the Mentally ill Queens/ Nassau (NAMI).
  • Have been Honored by The American Cancer Society, Project Heal, The Theressa Foundation and several other Charities
  • 2005 recieved SIOR's Recognition of Community Service Award
  • In 2010 recieved CIBS Lifetime Achievement Award
  • Recieved The American Cancer Society's GREAT AMERICAN SMOKEOUT AWARD for leadership in Establishing The New Smoking Bans that were established on Long Island and has spread throughout The Country.
  • Brooklyn College
Jack Britvan, SIOR
Commercial Realty Services of Long Island
Jericho, NY
Charles Tabone, SIOR
Newmark Knight Frank
Melville, NY
Other Lease
$22,000,000
97,000 Sq. Ft.
July 18, 2018 Uniondale, NY

William O'Brien, SIOR
M.C. O'Brien, Inc.
Brooklyn, NY
Jack Britvan, SIOR
Commercial Realty Services of Long Island
Jericho, NY
Office Lease
$20,000,000
42,000 Sq. Ft.
May 15, 2016 Brooklyn, NY

William represented Dime Savings Bank of Williamsburg

Jack represented Dime Savings Bank of Williamsburg

SPB - Brokerage Management
  • Role :
  • Begin Date : 1/1/2006
  • End Date : 1/1/2020
SPB - Tenant Representation
  • Role :
  • Begin Date : 1/1/2006
  • End Date : 1/1/2020
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