Electrical Work. Done With Care.

Commercial, industrial, and residential electrical services in Colorado. Experienced workmanship, clear communication, and free estimates.

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About Us

At ONI Companies INC, we prioritize safety and performance in every project. Our Colorado team delivers meticulous electrical workmanship and coordinated inspections to ensure your property is powered with complete reliability.

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Services

Commercial

Specializing in large-scale electrical systems for businesses, we provide robust wiring, maintenance, and facility upgrades designed to keep your operations running at peak efficiency.

Industrial

From heavy machinery power requirements to complex control systems, our industrial experts handle high-voltage projects with the specialized care and safety protocols your facility demands.

Residential Safety

Protect your home with professional wiring, panel upgrades, and smart home installations. We focus on clear communication and careful craftsmanship to enhance the electrical safety of your house.

Client Testimonials

"ONI Companies INC exceeded my expectations with their quality of work. The quality of their their works some of the best I've seen.

John

"I was impressed by the precision and reliability of ONI Companies INC. They delivered our project on time and within budget, showcasing their dedication to quality."

Caleb

"Working with ONI Companies INC was a seamless experience. Their integrity and work ethic are commendable, and I highly recommend their electrical services."

George

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