Industrial & Utility • Commercial & Institutional • Security

Union electrical contractor for industrial, utility, commercial & institutional, and security work

Serving our community since 1948 (70+ years).

Family built. Union strong.

Women-Owned & WBENC Certified

WBENC Certified logo
Who we are

Family built. Union strong.

As a third-generation Women’s Business Enterprise (WBE) union electrical contractor, Clennon Electric has extensive experience in industrial, utility, security, commercial, and institutional sectors. Since 1948, Clennon Electric has provided electrical knowledge and expertise to organizations large and small. Our long-standing success has been built on a foundation of strong principles, attention to detail, and a commitment to always exceeding our customers’ expectations. Clennon Electric is devoted to quality and safety in every project. We provide the most efficient and cost-effective methods available in today’s market. Dedication to the client and their needs is Clennon Electric’s focus from concept to completion. Clennon Electric is committed to investing in our employees, our clients, and our community. Together, we can achieve great things.


“Clennon Electric’s long-standing success has been built on a foundation of strong principles.”

Clennon Electric
Capabilities

Electrical construction and service—delivered safely and on schedule

From new construction to renovations and service upgrades, we bring union craftsmanship, detailed planning, and cost-effective execution to every job.

Worker monitoring an industrial control panel

Industrial & Utility

New construction and maintenance/repair for heavy industrial, refinery, instrumentation, fossil, nuclear, manufacturing, solar, and mining markets.

Industrial & Utility
Commercial electrical conduit and wiring installation detail

Commercial & Institutional

Maintenance, renovation, expansion, and facility upgrades for businesses and institutions—focused on efficiency, safety, and long-term value.

Commercial & Institutional
Utility field inspection with electronic testing equipment

Design/Build & Service Upgrades

Design/build coordination, renovations, and service upgrades—built to meet code, reduce downtime, and support future growth.

Maintenance & Upgrades

Let’s plan your next project

Tell us about your scope and timeline. We’ll respond promptly with next steps and the right team for the job.

Call Us: 815.476.7741

Visit Us: 210 North Main Street, PO Box 368, Wilmington, Illinois 60481

Hours: Monday–Friday: 7:00 AM–4:00 PM

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