Sustainable Design Experience
Sustainable design is at the core of our practice, and is rooted in the belief that architecture and design matter – that through our work, we can make a difference in the world.
Below is a list of our projects that have had some form of sustainable certification.

Winthrop Center in Boston is the world's largest Passive House building, as well as LEED Gold and WELL Certified.
Winthrop Center includes over 1.8M sq. ft. of residential, office, and retail space, designed to LEED Gold standards. The office component of the project is Passive House certified, making Winthrop Center the largest Passive House building in the world.

Harmony Commons at the University of Toronto Scarborough is the largest Passive House dormitory in the world.
Harmony Commons is the largest Passive House project in Canada, and the largest Passive House dormitory in the world.

Sendero Verde in Harlem is the world's largest fully affordable Passive House building.
Sendero Verde is a 709-unit residential building that is Passive House certified, making it the largest fully affordable Passive House building in the world.

The House at Cornell Tech on Roosevelt Island in New York City is Passive House as well as being LEED Platinum.
The House opened in 2017 and was the largest and tallest Passive House building in the world at the time.

Sven in Long Island City is LEED Platinum.
Sven includes over 100,000 sq.ft. of electrochromic glass, a first for a building of this height and size.

2 Harbor in South Boston is LEED Platinum.
2 Harbor achieved LEED Platinum, despite extensive floor-to-ceiling glass.

The Nove townhouses in San Francisco are LEED Platinum.
Nove offers highly-sustainable living in a townhouse arrangement.

The Gold Coast Residence in San Francisco is LEED Platinum.
The Gold Coast Residence is Handel's first LEED Platinum single-family home.

OneEleven in Chicago is a LEED Gold residential tower.

Ten Thousand in Los Angeles is a LEED Gold residential tower.

El Bosque in Santiago, Chile, is a LEED Gold office building.

The Millennium Tower in Battery Park City was New York City's first LEED Gold condominium building.

Shangri-La at the Fort in Manila is a LEED Gold mixed-use tower.

One Filinvest is a LEED Gold commercial tower in Manila.

OZMA is a LEED Gold residential tower in Washington, DC.

Riverwalk Park is a LEED Gold residential tower in New York City.

Coterie Cathedral Hill is a LEED Silver senior living building.


The Easton in New York City and Alto El Golf in Santiago are both LEED Silver.


170 Amsterdam in New York City and the Rosewood in Abu Dhabi are both LEED Certified.

Millennium Place in Boston is LEED Certified; 340 Fremont in San Francisco is GreenPoint Rated.

The Essex and The Artisan in New York City are both LEED ND and Enterprise Green Communities Certified.
