O'FALLON, MO / ELECTRICAL COMPANIES
4 best electricians near O'Fallon, MO (2026).
The 4 electrical companies based in O'Fallon, MO with a matched Google listing, ranked by Benchmark score (0 to 100; Google listings read Oct 13, 2026). The score weighs a Bayesian Google rating and review volume, website and address, and review count against the St. Louis area; inputs we did not observe are left out. The 1 companies without a scored listing follow, by data confidence. How the score works.
WHAT THE DATA SHOWS · OCT 13, 2026
O'Fallon, MO at a glance.
- 5 electrical companies with a listed address in O'Fallon, MO are tracked as of Oct 13, 2026, 4.5% of the 110 in the St. Louis area.
- Of the 0 homepages we could read, 0 advertise EV chargers, 0 panel or service upgrades and 0 generators.
- 0 of 5 (0%) are multi-trade. No license list has been matched, so the license input is not observed for any of them.
Every company based in O'Fallon
| Rank | Company | At a glance | Benchmark score | Data confidence |
|---|---|---|---|---|
| #1 of 4 in O'Fallon | Gigawatts Electric LLC | O'Fallon, MO · services not observed · data confidence 3/7 · Google 4.9 from 217 reviews · Benchmark score 90 | 90 (5/7 inputs) | 3 of 7 |
| #2 of 4 in O'Fallon | Liberty Electric, Inc | O'Fallon, MO · services not observed · data confidence 3/7 · Google 4.8 from 5 reviews · Benchmark score 63 | 63 (5/7 inputs) | 3 of 7 |
| #3 of 4 in O'Fallon | Pallardy Electric, Inc | O'Fallon, MO · services not observed · data confidence 2/7 · Google 4.3 from 18 reviews · Benchmark score 56 | 56 (5/7 inputs) | 2 of 7 |
| #4 of 4 in O'Fallon | Five Star Electric | O'Fallon, MO · services not observed · data confidence 3/7 · Google no rating from 0 reviews · Benchmark score 53 | 53 (5/7 inputs) | 3 of 7 |
| Not scored | Braco Electrical & Contracting | O'Fallon, MO · services not observed · data confidence 2/7 | — | 2 of 7 |
“Based in” is the listed address on the discovery source; it is not a service area. A low data-confidence figure means less is known, not a worse company.
QUICK ANSWERS · AS OF OCT 13, 2026
Questions about O'Fallon, MO electricians.
How many electricians are based in O'Fallon, MO?
5 electrical companies with a listed address in O'Fallon, MO are tracked as of Oct 13, 2026, from public directory pages. Companies based elsewhere that serve O'Fallon are not counted here.
Which O'Fallon, MO electricians advertise EV chargers?
None of the 0 homepages we read on Oct 13, 2026 advertised EV chargers.
Who licenses electricians in O'Fallon, MO?
St. Louis County. Missouri has no required statewide electrical license, so licensing is local; the statewide electrical contractor license issued by the Missouri Division of Professional Registration is voluntary. No license list has been matched to these records yet.
Is this list ranked?
Yes, by Benchmark score. The 4 companies with a matched Google listing (read Oct 13, 2026) are ordered by their score from 0 to 100, which weighs a Bayesian Google rating and review volume, website and address, and review count against the metro. The other 1 follow, by data confidence. The score is not an inspection of work; see the methodology.
Other St. Louis-area cities: St. Louis, MO (44) · St Charles, MO (11) · Chesterfield, MO (7) · St Peters, MO (7) · Fenton, MO (3) · Kirkwood, MO (3) · All metros