IES Holdings, Inc. operates across the United States, specializing in the engineering and implementation of integrated electrical and technology systems, alongside providing essential infrastructure products and related services. Its Commercial & Industrial division offers electrical and mechanical design, construction, and ongoing maintenance support for a diverse range of facilities. These include corporate offices, manufacturing plants, data processing centers, chemical and refining operations, renewable energy sites such as wind and solar farms, municipal infrastructure projects, and healthcare institutions. The Communications segment focuses on designing, installing, and servicing network infrastructure. This work primarily supports data centers catering to co-location and managed hosting clients, in addition to corporate, educational, financial, hospitality, and healthcare buildings, e-commerce fulfillment centers, and advanced manufacturing facilities. Furthermore, this segment provides design and installation expertise for audiovisual, telecommunications, fire suppression, wireless access, and security alarm systems, while also engaging in the development, deployment, and upkeep of data network systems. Within its Infrastructure Solutions unit, the company undertakes the repair and maintenance of both alternating and direct current electric motors and generators, as well as power generation and distribution equipment. It also manufactures bespoke metal-enclosed bus duct solutions for power distribution, custom generator enclosures for commercial and industrial uses, and produces, refurbishes, and repairs industrial lifting magnets. Additionally, this segment services and repairs primary and auxiliary generators, main alternators, and traction motors used in railway systems. The Residential segment is responsible for electrical installations in both single-family homes and multi-unit apartment complexes. It also provides cable television installations for residential and light commercial customers, and installs solar power systems for both new construction and existing residences. Established in 1997 and headquartered in Houston, Texas, the company rebranded from Integrated Electrical Services, Inc. to IES Holdings, Inc. in May 2016.