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Environmental Sustainability

Sustainable

​

vision

We have a responsibility to address some of the world’s most pressing issues related to biodiversity, pollution, waste, and other climate change contributors. HITT is focused on identifying carbon contributors, employing waste diversion methods, and optimizing the efficiency and sustainability of our offices and jobsites through alternative energy and materials. 

#11 National Top Green Contractor

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Engineering News-Record, 2025

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Window looking inside building at green wall
living rooftop with grass and skylights
solar panel rooftop

Reducing Carbon Emissions 

Pursuing Waste Diversion 

Adopting Renewable Energy 

wood building in progress
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Advancing
Low-Carbon Materials 

Advancing Building Performance Standards

Driving Sustainable Change 

As leaders in the green building space, HITT works closely with our clients and partners through all phases of construction to meet their sustainability goals and certifications, from LEED to WELL and IFLI. We adhere to strict material tracking, education, and quality control to ensure project success.

410+

Total LEED

Projects Completed

4,858,367

Square Feet of LEED Projects Delivered in 2025 

Building a Future-Ready Headquarters

Designed with sustainability at its core, HITT’s new headquarters currently underway in Falls Church, Virginia is pursuing net-zero energy and net-zero carbon performance goals along with LEED Platinum and WELL Gold certifications. From the earliest stages of design and development, the building has emphasized thoughtful material selection, efficiency, and long-term performance. Together, these strategies aim to lower operating costs, strengthen resilience, and future-proof the building as sustainability standards evolve—demonstrating how high-performance construction can move the industry forward.

100%

Energy Offset

Expected

115,000

Square Foot 
Photovoltaic Solar Canopy

4

Redox Flow Batteries

33%

Concrete Embodied Carbon Reduction

Leading the Way to Low Carbon Building

HITT is committed to reducing our carbon footprint through revised sustainability approaches and tangible strategies that align with industry best practices and emerging regulatory expectations. We are enhancing supplier engagement, expanding renewable energy initiatives, and aligning our reporting to global frameworks – all to make measurable progress towards a more sustainable built environment.

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Reducing Embodied Carbon with EC3

Embodied carbon—the emissions tied to building materials and construction—is a growing focus in reducing the built environment’s climate impact. In 2025, HITT expanded companywide use of EC3, a Building Transparency tool that helps project teams compare material carbon impacts and select lower-carbon options during procurement.

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