Ratings sourced from Google Business Profile · Last refreshed October 2026
Electricians · O'Fallon, MO
Rated 4.9 stars from nearly 200 reviews, a top choice for local electrical work.
Listing data last updated May 11, 2026 · sourced from public Google Business Profile data
197 customer ratings on Google
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At 4.9★ from 197 ratings, Gigawatts Electric LLC rates about even with the 4.9★ average of the 6 nearest electricians we track in O'Fallon.
Infinity Electric
1004 Love Dr, O'Fallon, MO 63366, USA
Wolff Electrical Services
702 E Pearce Blvd, Wentzville, MO 63385, USA
Wesling Electric Corporation
1150 Birdie Hills Rd, St Peters, MO 63376, USA
Liberty Electric, Inc
6 W Industrial Dr, O'Fallon, MO 63366, USA
Down to the Wire, LLC
96 Harvest Dr, St Peters, MO 63304, USA
Extreme Electrical Contractors LLC
5590 Salt River Rd, St Peters, MO 63376, USA