Commercial & Industrial Electrical Contractors

Our mission is to deliver exceptional electrical solutions that power our clients’ success. We are committed to safety, reliability, and craftsmanship in every project we undertake. Through strong partnerships, technical excellence, and a customer-first mindset, we aim to exceed expectations, build lasting relationships, and energize the communities we serve.

Power When And Where You Need It

Commercial
Healthcare
Office and Retail
Custom Design Builds
Multi-Family Residential
CHA and Section 8
Renewable Energy
Mission Critical
Electrical Service
Troubleshooting

3.5 Million

Feet of Conduit Laid

39

Years in Business

4.8 Million

Square Feet Powered

1500

Projects Successfully Completed

Electrical Construction and Design

From concept to completion, our team delivers safe, efficient, and future-ready electrical systems for commercial, industrial, and institutional projects. We work seamlessly with contractors, architects, and engineers to bring projects in on time and on budget.

Electrical Service Calls

When issues arise, we respond quickly. Our service electricians troubleshoot and repair problems fast—restoring safety and keeping your operations running smoothly.

Generator Equipment Sales

Reliable power starts here. We offer a full range of commercial and industrial generators—backed by expert installation, maintenance, and 24/7 support. Whether you need a permanent solution or a temporary rental, Belec ensures your power is always on.

Generator Service and Maintenance

Keep your equipment performing at its best. Our certified technicians provide preventative maintenance, load testing, and rapid-response repairs—minimizing downtime and protecting your investment.

Turnkey Temporary Power Solutions

For construction sites, events, and emergencies, we provide turnkey temporary power systems—including generators, cabling, and distribution. Our team handles everything from design to setup, so you can focus on your project or event.

UPS System Rentals

Protect your data and critical systems with our UPS (Uninterruptible Power Supply) rentals. Flexible short- and long-term solutions ensure uninterrupted operations during outages or planned downtime.

Trusted Electrical Contractors in Chicagoland

Since 1987, Belec Electrical has delivered full-service electrical contracting across the greater Chicagoland area. From tenant buildouts to high-rise construction, we handle projects of all sizes in the private, public, and federal sectors. As we continue to grow, our focus remains clear: delivering tailored, responsive service with the experience and care our clients trust. At Belec, your project and your power always come first.

Why Belec Electrical?

Serving Chicagoland since 1987
Full-service electrical contracting and power solutions
Trusted by commercial, industrial, public, and federal clients
Scalable, responsive, and safety-first approach

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The Power Professionals

Powering Chicago’s Commercial and Industrial Projects Since 1987