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Turner is a North America-based, international construction services company and is a leading builder in diverse market segments.

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Our people bring their technical knowledge, experience, and resourcefulness to the delivery of our construction services. Our expertise and value-added offerings support our clients throughout the lifespan of the construction process.

As the largest general contractor in the country, Turner is a leader in all major market segments, including healthcare, education, commercial, sports, aviation, pharmaceutical, retail and green building.

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Four Seasons Modernization

Four Seasons Modernization

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Turner Construction Company

66 Hudson Boulevard East

New York, NY 10001

(212) 229-6000 turner@tcco.com

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(888) 738-1924 https://turnerconstruction.ethicspoint.com

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Project overview

Business Unit(s)

Boston

Year Completed

2024

Client(s)

WS Development

Client Industry

Commercial

Scope of Work

New Construction

Size

707,000 sq. ft., 17-Stories

Partners

Gensler

Services

Risk Management
Virtual Design & Construction

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WS Development, Seaport Block L5 Tower

Boston's Largest Net Zero Carbon Facility

The L5 Tower is a 945,000 sq. ft. mixed-use building that will be home to the city’s largest Net Zero Carbon facility. This future 18-story tower, including the mechanical penthouse, will feature 707,000 sq. ft. of office space that will be occupied by one single tenant, as well as ground floor retail and a performing arts center that features both a 100-seat and 500-seat live performance venue. In addition to the above-ground features, the project includes a 3-level 200,000 sq. ft. below-grade parking garage connected to the existing L4 parcel that Turner completed in 2022.