Engineering & Design

Solution

We offer comprehensive planning, design, and engineering services for HVAC, process piping, and other MEP systems in new and existing buildings.

Our expertise extends to developing strategies that help building owners and operators reduce energy consumption and enhance resiliency. We prioritize energy efficiency, lifecycle cost-effectiveness, occupant health and sustainability.
services

Legence shapes the standards of today and inspires the innovations of tomorrow.

Our 1,200+ engineers and consultants focus on high-performance design, lifecycle cost optimization and occupant well-being.

Mechanical, Electrical & Plumbing Engineering
Design and optimize mechanical systems for efficient and sustainable operation.
Zero Energy Engineering
Design buildings that produce as much energy as they consume, minimizing your environmental impact.
Commissioning and Retro-Commissioning
Health & Wellness
Technology
Lighting
Acoustic
Fire Protection
Sustainability Program Management
Craft tailored sustainability programs from start to finish, helping you achieve your environmental goals.
Distributed Generation Solutions
Our preventative maintenance programs are tailored to support the integration of renewable energy. These strategies reduce reliance on fossil fuels and facilitate the shift towards sustainable buildings that significantly cut carbon emissions.
Disclosure & Compliance
Data Management, Analytics and Reporting
Gather, analyze, and leverage sustainability data to inform decision-making and measure progress.
Green Building Certifications
Guide you through the green building certification process, achieving recognition for your sustainability efforts.
Engineering & Design
Solution Providers
CMTA
P2S
SC Engineers
RE Tech Advisors
Black Bear Energy
Case Studies

Partnership that delivers expertise, best practices & innovation: An Inside Look

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George Washington University – Thurston Hall
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BERMO, Inc.
Edina, MN
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Horton Plaza
San Diego, CA
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San Diego State University Engineering & Interdisciplinary Science Center
San Diego, CA
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John Lewis Elementary
Washington, D.C.
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insights
Insight

The Benefits of Prefabrication in Data Centers

Legence
The unprecedented growth of data center construction combined with the rapid evolution of the systems to operate these facilities has stretched traditional construction resources to the limit. This dynamic has put innovative solutions, such as prefabrication and modular construction, at center stage for data center owners, operators and builders.
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Insight

Decarbonization Technology: Accelerating the Path to a Sustainable Future

Legence
Decarbonization is more than a climate imperative—it’s a business opportunity. As green technologies become more viable, they are reshaping buildings, energy systems, and industrial processes to drive sustainability and profitability. This blog explores how decarbonization strategies can enhance energy savings, improve ROI, and accelerate the transition to a low-carbon future.
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Ensure your space is future-proofed, high-performing, and resilient.

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We’re seeking innovative brands to join our family. Interested in learning more about Legence? Contact our team today.
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Mechanical, Electrical & Plumbing Engineering
Zero Energy Engineering
Commissioning and Retro-Commissioning
Health & Wellness
Technology
Lighting
Acoustic
Fire Protection
Sustainability Program Management
Distributed Generation Solutions
Disclosure & Compliance
Data Management, Analytics and Reporting
Green Building Certifications
CMTA
P2S
SC Engineers
RE Tech Advisors
Black Bear Energy