Legence Corp. (LGN)

Legence Corp. provides engineering, consulting, installation and maintenance services for the mechanical, electrical and plumbing systems of buildings, with an emphasis on energy efficiency and decarbonization. Its work helps owners reduce energy use and emissions in heating, cooling, ventilation and other building systems.

The company serves technically demanding facilities such as data centers, healthcare and life sciences buildings, educational campuses, government facilities and industrial sites. Its services span the lifecycle of a building, from energy audits and system design to construction, retrofit projects and ongoing service contracts.

Legence was assembled from a group of engineering and mechanical contracting firms backed by Blackstone and completed its initial public offering on the Nasdaq in 2025. It is headquartered in San Jose, California.