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Mark Tassinari, Executive Vice President/Partner

Mark Tassinari

Director, Managing

Mark Tassinari Director, Managing
Boston 33 Arch Street
28th Floor
Boston, MA 02110

Professional Experience

In September 2018, CBRE Group, Inc. (NYSE: CBRE) acquired CB Richard Ellis-N.E. Partners, L.P. (CBRE/New England), a long-standing joint venture with Whittier Partners Group and the leading full-service commercial real estate services operation in New England.

Mr. Tassinari is responsible for managing a 35 million square foot property management portfolio in New England in addition to providing hands-on leadership to more than 230 real estate professionals. He promotes results-oriented operational, leasing and financial performance throughout the portfolio. His responsibilities include strategic planning, directing property managers, client relations and overseeing new business development. In his 19 years with CBRE/New England (formerly Koll Management Services), Mr. Tassinari has been responsible for procuring and transitioning over 25 million square feet of new assignments. Other noteworthy accomplishments include the successful repositioning of several notable assets, obtaining LEED certifications on 20 properties in the portfolio, and winning countless BOMA Toby Awards.

Prior to joining Koll in 1992, Mr. Tassinari was with CC&F Asset Management Company for over nine years in the position as Assistant Vice President responsible for a seven million square foot portfolio located throughout the western United States. Mr. Tassinari's experience includes a solid property management background, development of operating policies and procedures, extensive involvement in lease negotiations and transactions, development and implementation of repositioning plans for aging properties, coordination and supervision of tenant improvements and major building renovations, and a strong financial background.

Professional Affiliations / Accreditations

  • Real Property Administrator (RPA)
  • Building Owners and Managers Association (BOMA)
  • Real Estate Finance Association (REFA)


  • Merrimack College, B.S. in Accounting and Business Administration

Clients Represented

  • AREA
  • Beacon Capital Partners
  • Bentall Kennedy
  • CBRE/Investors
  • Children's Hospital
  • Children's Museum
  • Colony Realty Partners
  • Cornerstone Advisers
  • Digital Realty
  • ING Clarion
  • KBS
  • Liberty Mutual
  • Mass Development
  • Pembroke Real Estate
  • SITQ
  • TA Associates
  • Transwestern


  • 33 Arch Street, Boston, MA
  • 101 Arch Street, Boston, MA
  • One Beacon Street, Boston, MA
  • One Boston Place, Boston, MA
  • 501 Boylston Street, Boston, MA
  • 100 Cambridge Street, Boston, MA
  • Riverfront Office Park, Cambridge, MA
  • World Trade Center, Boston, MA
  • Brickstone Square, Andover, MA
  • Burlington Corporate Center, Burlington, MA
  • Lake Quannapowitt Park, Wakefield, MA
  • Waltham Woods Corporate Center, Waltham, MA
Mark Tassinari Director, Managing
Boston 33 Arch Street
28th Floor
Boston, MA 02110