Jason Fivek

Jason Fivek

Managing Director

Current Responsibilities

Jason Fivek joined JLL in 2014 as Managing Director for the Boston Central 128 group. He brings 18 years of commercial real estate experience to JLL’s Suburban Boston Leasing team with experience representing owners, tenants and landlords in the Boston Central 128 market. As Managing Director, Jason and his team continue to be market leaders in structuring the region’s most complex and creative transactions on behalf of their clients.


Prior to joining JLL in 2014, Jason spent 13 years with Boston Properties. During his tenure at Boston Properties, Fivek led the Leasing and marketing strategy for a portfolio consisting of 5 million RSF of existing buildings and development sites.  Between Boston Properties and JLL, Jason has completed over 400 Lease transactions totaling over 4.0 million square feet, consisting of new deals, renewals, contractions, and expansions.

Prior to joining Boston Properties in 2001, Jason worked within Sales and Marketing divisions of Applied Printing Technologies in Moonachie, NJ and Forrester Research in Cambridge, MA.


Bachelor of Arts in History from Colgate University, 1997


Concord Youth Soccer and Lacrosse Coach

Financial supporter of Concord Youth Hockey

Support and fundraise chair of various PlayBall charity events

Colgate University Real Estate Club of Boston

Golf Committee Member for Horizons for the Homeless

Alkermes IACUC Committee Member