Legence

Legence, established in 1914, delivers engineering, consulting, installation, and maintenance services for mission-critical building systems. Its work focuses on enhancing performance, reliability, and efficiency to accelerate the energy transition.

The company employs over 1,200 MEP engineers and consultants and more than 6,200 technicians and craftspeople. Technical domains include building engineering, energy transition, renewable energy systems, distributed generation, and net zero design. Scale metrics show it has designed over 10 million square feet of net zero buildings, manages over 5.5 billion square feet across 25,000+ buildings, and has delivered over $21 billion in energy efficiency and renewable energy projects.

Legence serves industry verticals such as data centers, semiconductors, precision manufacturing, life sciences, healthcare, education, and commercial real estate. Its services encompass Engineering Solutions, Consulting Services, Installation Services, and Maintenance Services.