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 Compounding Trends of Prefabrication and Data Center Construction in Emerging Markets

Steve Truebner, Business Development Director – Mission Critical Environments, Legence
Driven by the search for land and the critical power capacity necessary for modern AI data centers, there is a notable rise in major projects planned in regions that historically have not been considered traditional data center markets in the U.S.
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Insight

From BuildingsNEXT to the Workforce: A Pathway to Professional Excellence

Legence
In April, collegiate teams from across the globe will present their innovative building designs at the U.S. Department of Energy BuildingsNEXT™ 2025 Team Showcase. Providing unparalleled real-world training, the showcase has a profound impact on the next generation of buildings professionals.
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Ensure your space is future-proofed, high-performing, and resilient.

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Interested in learning more? Let’s start the conversation.

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