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Main Office:
12456 North Dumont Way, Littleton, CO 80125 303-470-9702 303-470-9810 7:00AM - 5:00PM

Recent Blogs

Greiner Earns 2 ABC Awards: Project of the Year and Safety Professional of the Year Posted Aug 6, 2026

Greiner Earns 2 AGC ACE Awards for Best Building Project in 2025 Posted Aug 6, 2026

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About Us

Serving Colorado and Wyoming’s commercial electrical needs statewide, we are a power-player in all building types. Greiner provides electrical services for commercial office, retail, mixed-use, high rise residential, hospitality, data-center, healthcare, and educational facilities.

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