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Established 1954
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Our interior designer design team provides critical analysis and strategy to create inspired and engaged spaces that support emotional and physical well-being. If you are looking to tell a story or to deliver a truly unique experience, we have the creative design team to bring that vision to life. Whether we’re designing spaces that build brand recognition for retail, hospitality and entertainment clients; workplace environments that engage, inspire and attract talent; learning environments that encourage discovery and creation; or health environments support well-being for our loved ones–we offer a creative process that is founded in business acumen. Our broad client base and geographic diversity allows our designers to integrate best practice across market sectors, delivering our clients business-specific and innovative solutions. In a world that is focused on doing more with less, we leverage technology, research, and interdisciplinary thinking to deliver value.


249 Third Street
- Jul 26, 2018

Callahan Continues Foundation Work at 249 Third Street

Callahan Construction Managers continues foundation and site work at 249 Third Street in Cambridge. Block 1 and Block 2 foundation walls are now complete and 50 % of the Level 1 concrete slab is complete. The upcoming mixed-use building, located in Kendall Square, is being developed by Equity Residential and designed by ICON Architecture. When complete the building will feature 84 apartments and a ground floor retail space. Residents will have access to a private roof deck, landscaped courtyard, and ample on-site bicycle parking.

249 Third Street
- Dec 01, 2017

W. L. French begins site work at 249 Third Street, upcoming 84-unit apartment building in Kendall Square

W. L. French Excavating Corporation has begun soil remediation at 249 Third Street in Cambridge’s Kendall Square, the future site of an 84-unit apartment building. W. L. French’s scope of work at 249 Third Street includes an extensive health and safety plan that requires workers to wear Level C personal protective equipment (PPE), installation of steel sheet piles for support of excavation (SOE), drilled deep wells for construction dewatering, extensive groundwater treatment and, ultimately, excavation and disposal of 6,000 tons of Toxic Substances Control Act (TSCA) waste and 15,000 tons of Non-TSCA waste. W. L. French will continue work at 249 Third Street into the 1st quarter of 2018. Upon completion, 249 Third Street will feature 84 apartment residences ranging from studios to three-bedrooms and 1,540 square feet of ground-floor retail located in the heart of Kendall Square, the United States’ hottest life sciences market, steps from the Massachusetts Institute of Technology (MIT). The following are photographs of 249 Third Street:

249 Third Street Photos

249 Third Street
- Sep 02, 2016

Approved Kendall Square apartment plan revised to include additional amenities

The City of Cambridge's Planning Board will hold a hearing this Tuesday (September 6th, 2016) to review Equity Residential's proposal to add 14,484 additional square feet of basement level amenities and utilities to the approved 249 Third Street apartment project in Kendall Square. The basement level would contain a gym and bike parking in addition to utility spaces and storage. Under the revised proposal, the height, building footprint and number of dwelling units at 249 Third Street would remain unchanged. 249 Third Street will feature 84 residential apartments ranging from studios to three-bedrooms and 1,540 square feet of ground-floor retail. 249 Third Street was approved for construction by the Planning Board in October 2015; construction has not yet commenced. 

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