Electrical Contractors

The 81,842 Electrical contractor firms in the US provide electrical installation, repair, and maintenance work. They handle wiring, lighting, networking, fire and safety equipment, and energy management systems, among other tasks. Much of the work is installation and repair of residential electrical wiring. Contractors must buy materials and then install them according to code in homes and other buildings.

Demand Dependent on Construction Activity

Contractors can market new services such as design work during periods of low demand, but new construction ultimately drives the industry.

Liability for Damages

Oftentimes builders or general contractors will try to cut corners, directing ECs to take shortcuts that violate code.

Sep 14, 2026 - Data Center Construction Starts Triple

• Electrical Contractor Magazine reports that US data center construction starts reached $84.1 billion through July 2026, nearly triple the level from a year earlier, according to ConstructConnect data. The surge is creating substantial opportunities for electrical contractors because data centers require extensive power distribution, backup power, controls, and related electrical systems. Data centers accounted for about one-quarter of the value of all nonresidential building starts through July, compared with about 10% a year earlier. The boom is also driving investment in supporting power infrastructure, including transmission lines, substations, and generating facilities. Power infrastructure construction spending increased 3% year over year through July 2026.
• The producer price index for inputs to new nonresidential construction rose 8.9% in August compared with a year earlier amid ongoing conflict in the Middle East and tariffs on key materials, according to the Associated General Contractors of America. Rising material costs may pressure electrical contractors' margins and complicate project bidding, particularly as several widely used metals have posted sharp increases. Prices for aluminum mill shapes rose 27.3% year over year, while steel mill products increased 23.4% and copper and brass mill shapes climbed 20.9%. AGC also found that 55% of contractors surveyed had projects canceled, postponed, or scaled back during the previous six months, with one-third citing higher costs. Contractors may need to build greater pricing flexibility into bids, as volatile material costs increase the risk of project expenses rising after contracts are signed.
• Construction Dive reports that contractors pursuing data center projects are expanding their recruiting and retention efforts as the sector's rapid growth increases demand for electricians and other construction workers. Electrical contractors competing for these projects may need to offer higher compensation, travel incentives, training, or other benefits to secure enough skilled workers. Contractors participating in a recent industry panel said data center work has increased demand for electricians, pipe fitters, welders, safety professionals, supervisors, and project managers. Some contractors are relying more heavily on mobile workforces and offering living allowances, mobilization bonuses, travel stipends, and salary increases to persuade employees to relocate temporarily for large projects.
• Private residential construction spending fell for a fourth consecutive month in July, according to the National Association of Home Builders' analysis of US Census Bureau data. Softer residential construction activity could reduce demand for electrical installation work tied to new homes and remodeling projects. Private residential spending fell 1.3% from June to a seasonally adjusted annual rate of $859 billion and was down 7.3% from a year earlier. Single-family construction spending dropped 3.2% for the month and 6.5% year over year. Improvement spending, which includes remodeling, edged up 0.3% from June but was 10.2% lower than a year earlier, while multifamily spending increased 0.2% for the month and declined 0.9% year over year.

Industry size & Structure

An average electrical contractor has 14 employees and does $3.1 million in annual revenue.

• Overall, the electrical contractor industry has $247.6 billion in annual revenue and 1.1 million employees.
• Segments include power installation, telecommunications setup, fire and safety systems.
• 89% of establishments have fewer than 20 employees.
• About 41% of establishments do less than $500,000 a year in business.
• Large firms include Emcor Group (CT), Integrated Electrical Services (TX), and Rosendin Electric (CA).