Carr, National Real Estate Advisors, The HYM Investment Group JV open 1msf office tower in Boston
Real Estate - SEPTEMBER 18, 2023

Carr, National Real Estate Advisors, The HYM Investment Group JV open 1msf office tower in Boston


Carr Properties (Carr), National Real Estate Advisors (National) and The HYM Investment Group (HYM) announced the opening of One Congress, Boston’s newest trophy office tower and the largest new office project delivered in Boston in 2023. The 600-foot tower delivers 1 million square feet of office space to downtown Boston.

One Congress delivers fully leased, after securing two of the largest office leases in Boston in the past 20 years. State Street Bank will occupy 510,000 square feet and leading technology firm InterSystems will occupy 420,000 square feet. Other customers at One Congress include K&L Gates, Trillium Asset Management and Husch Blackwell.

One Congress’ interior has a triple-height lobby, which includes dedicated concierge service, collaborative workspaces and a coffee bar – spanning an entire city block in length.

One Congress is the only office tower in Boston to offer a full-floor amenity center and outdoor space totaling just under one acre in size. Located on the building’s 11th floor, the hospitality-style amenity spaces include a 7,000 square foot, state-of-the-art fitness center, customer lounges, a marketplace with food offerings curated by Stephen Starr, a cocktail bar and nearly 4,700 square feet of meeting and conference space. The amenities within One Congress extend to the building’s 15,000 square foot outdoor terrace, which includes open-air pavilions, an outdoor bar and panoramic views of Boston Harbor and the North End.

One Congress is the only office tower over 1 million square feet certified as LEED Platinum in Boston. This achievement reflects the building’s commitment to forward-thinking sustainability. Boasting MERV-15 filtration that captures 95 percent of particles and ensures four outdoor turns of air per hour. Its 99-point Walk Score and proximity to the Rose Kennedy Greenway and several MBTA stations provide ready access to outdoor spaces and sustainable commute options, transforming this formerly car-centric site into a transit hub.

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