⚡ Official Rankings
10 Best Electricians in Ontario, CA (September 2026)
We compared 10 electricians serving Ontario and San Bernardino County, California, and ranked the top providers by verified reviews, ratings, and local reputation — 10,451 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by DMT Electric. Updated for September 2026.
- Electricians ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 10,451
- Area code
- 909
⭐ 5.0 · 250 reviews
337 N Vineyard Ave suit 400, Ontario, CA 91764
⭐ 4.8 · 8882 reviews
2311 E Locust St, Ontario, CA 91761
⭐ 4.9 · 64 reviews
9500 7th St Ste M, Rancho Cucamonga, CA 91730
⭐ 4.8 · 96 reviews
4650 Arrow Hwy Unit G6, Montclair, CA 91763
⭐ 4.7 · 211 reviews
1215 W Holt Blvd, Ontario, CA 91762
⭐ 5.0 · 16 reviews
1656 W 9th St, Upland, CA 91786
Electricians listed here serve Ontario, San Bernardino County, and nearby ZIP codes including 91758, 91761, 91762, 91764, 91798.