IES Holdings Inc (NASDAQ: IESC) is an electrical and mechanical contracting services company that installs, maintains, and repairs electrical, communications, and electro-mechanical systems across residential, commercial, industrial, and infrastructure markets. Revenue is earned project-by-project through fixed-price and time-and-materials contracts across four segments: Residential, Communications, Commercial & Industrial, and Infrastructure Solutions. The Residential segment generated $1.30B in FY2025 revenue, down 6.1% year over year, while the Communications segment grew 46.9% to reflect surging data center demand. IES operates 174 branch offices, warehouses, and administrative locations as of September 30, 2025, concentrated across the Sun Belt, Western, Mid-Atlantic, Midwest, and Northeastern United States. The company is headquartered in Greenwich, Connecticut, with corporate offices in Sugar Land, Texas. IES does not pay dividends and authorized a $200 million stock repurchase program on July 31, 2024. CEO Matthew J. Simmes leads the company.

Revenue model

Project-based contracting revenue earned through electrical installation, communications infrastructure buildout, electro-mechanical services, and custom-engineered product sales. Revenue is transactional, tied to construction starts, data center buildouts, and industrial maintenance cycles. No subscription or recurring fee structure is disclosed.

Products and services

Electrical installation for single-family and multi-family housing, HVAC and plumbing installation, cable television installation (Residential segment). Structured cabling, alarm, security, and audiovisual systems for data centers, high-tech manufacturing, and e-commerce distribution centers (Communications segment). Custom-engineered power distribution, metal enclosed bus systems, generator enclosures, and electro-mechanical apparatus repair (Infrastructure Solutions segment). Commercial and industrial electrical contracting (Commercial & Industrial segment).

Customers and end markets

End markets include single-family and multi-family residential construction, data centers, high-tech manufacturing facilities, e-commerce distribution centers, and industrial operations. Infrastructure Solutions sells custom-engineered products through OEM partners and engineering, procurement, and construction firms. Apparatus repair customers are primarily located within 200 miles of IES facilities. No single customer concentration figures are disclosed in the excerpts.

Value-chain role

Specialty subcontractor and electro-mechanical solutions provider. IES sits between general contractors and end-users, performing installation, service, and custom manufacturing. In Infrastructure Solutions, the company acts as a manufacturer and outsourced service provider to industrial end-users via OEM and EPC channels.

Geographic exposure

Primarily United States. Residential operations cover Sun Belt, Western, Mid-Atlantic, Midwest, and Northeastern regions from 99 locations as of the filing date. Infrastructure Solutions serves both domestic and international customers. 174 total locations as of September 30, 2025.

Competitors

Small privately owned electrical contractors (residential markets), Small single-location service centers (industrial services), Large multi-national companies (industrial services), Domestic and international manufacturers and distributors (custom engineered solutions)

Source: SEC 10-K, filed 2025-11-21

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