Electrical Contractors and Other Wiring Installation Contractors

Electrical installation and infrastructure services for government facilities.

NAICS 238210 · Sector 23: Construction

By Outrider Editorial Team · Updated October 7, 2026

SBA size standard

$19 million

Measured by average annual receipts over the last 5 fiscal years

SBA table effective March 2023

FY2025 federal spending

The Department of Defense bought 41% of the $791.5M obligated under 238210 in FY2025.

Contract awards
3,645
Contract vehicles (IDVs)
298

Top buying agencies

  1. Department of Defense$323.1M
  2. Department of Transportation$115.1M
  3. Department of State$102.9M
  4. Department of Homeland Security$92.0M
  5. Department of Veterans Affairs$87.6M

FY2025 federal contract obligations, USAspending.gov

Electrical Installation (NAICS 238210) covers electrical contractors providing electrical installation and service. While primarily an electrical code, it applies to companies installing specialized electrical systems in government facilities, data centers, and infrastructure.

What Businesses Fall Under This Code

238210 includes electrical contractors, electrical installation companies, and electrical service providers. In government, this includes companies installing electrical systems in federal facilities, data centers, government buildings, and specialized infrastructure.

SBA Size Standard and What It Means

The SBA size standard for 238210 is $19 million in average annual receipts. With average annual receipts of $19 million or less, you count as a small business on contracts filed under this code.

Federal Spending in This Category

Federal electrical installation spending varies based on facility modernization, data center expansion, and infrastructure development. Agencies regularly update electrical systems in facilities and install new systems in new construction.

Top Agencies Buying in This Code

The General Services Administration (for federal building electrical work), Department of Defense (for military facility electrical work), and Department of Veterans Affairs are major customers. All agencies with substantial facilities use electrical contractors.

Tips for Tech Companies Using This Code

Register for 238210 if you provide specialized electrical installation for federal facilities or data centers. Show compliance with federal electrical codes, security requirements, and specialized installation standards.

Pro Tip: If you're a data center operator building government data centers, you may need 238210 alongside infrastructure codes (518210). Partner with licensed electrical contractors for electrical installation portions of projects.

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