Project Progress: Construction Complete

Architects Perkins + Will
General Contractors The Richmond Group
Facade Services Sunrise Erectors
Landscape Architects Copley Wolff Design Group, Inc.
Developers Alexandria Real Estate Equities
Subcontractors WL French Excavating Corporation

About 399 Binney Street

Kendall Square, Cambridge, MA

Mixed-use building featuring office, lab and retail space totaling approximately 164,000 rentable square feet. 399 Binney Street will be part of the existing nine-building One Kendall Square office and retail campus. Tenants at 399 Binney Street, which is 75%-leased, will include Rubius Therapeutics, who has leased 45,000 square feet and will anchor the building, as well as Relay Therapeutics and Celsius Therapeutics.

Approximately 1,500 square feet of retail space will be located along 399 Binney Street's ground floor fronting the existing pedestrian plaza leading to the Kendall Square Theater. A second public courtyard will be created along Cardinal Medeiros Avenue.

A green roof deck will provide open space for 399 Binney Street's occupants. The building will be built to LEED Gold efficiency certifiable standards and opened in February 2019. Parking will be accommodated in the existing One Kendall Square garage. The following are renderings of 399 Binney Street:


399 Binney Street Photos

Square Feet 164,000




Stories 4
Height (feet) 45
Start Date Apr 01, 2017
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Latest Updates

Feb 25, 2019

Construction Complete at 399 Binney in Cambridge


Nov 15, 2018

Window Install Nearing Completion for 399 Binney Street


Jul 13, 2018

Facade Work Starting at 399 Binney Street in Kendall Square


Feb 12, 2018

Rubius Therapeutics to anchor 75%-leased 399 Binney lab development in Kendall Square


Dec 07, 2017

W. L. French completes mass excavation at 399 Binney, upcoming lab and office building in...


Jul 27, 2017

W. L. French breaks ground on 399 Binney Street, new Kendall Square research and development...


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