Skip to content
ContractorsRanked

OnSite Energy, Inc.Solar installer in Missoula, MT

OnSite Energy, Inc. is a solar installer at 1620 Regent St Suite B & C, Missoula, MT 59801, ranked #4 of 5 solar installers in Missoula and rated 4.9 from 11 Google reviews. Open Monday to Friday.

Missoula, MTUpdated 0 paid placements in any rankingHow we rank

Call (406) 551-6135Website ↗

Key facts

Key facts about OnSite Energy, Inc.
Address1620 Regent St Suite B & C, Missoula, MT 59801Get directions
Phone(406) 551-6135
Websiteonsiteenergyinc.com
HoursMonday to Friday: 9 AM – 5 PM
Google rating4.9 from 11 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Solarmain tradeGoogle main category

Service area

Serves Missoula and 1 town within 40 miles: Orchard Homes.

Based in Missoula, MTView on map

Opening hours

Opening hours for OnSite Energy, Inc.
DayHours
Monday9 AM – 5 PM
Tuesday9 AM – 5 PM
Wednesday9 AM – 5 PM
Thursday9 AM – 5 PM
Friday9 AM – 5 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical solar installation prices

Typical solar installation prices
JobLowTypicalHigh
Solar panel installationPer system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.92 Mountain factor (2025 Cost vs. Value Report)$25,190$28,490$30,990

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby solar installers

OnSite Energy, Inc. compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
OnSite Energy, Inc. (this business)—564.9 (11)—NoNo
SBS Solar#2615.0 (141)—NoNo0.5 mi
Big Sky Solar & Wind#3584.8 (44)—NoNo1.0 mi
Solar Plexus LLC#5545.0 (9)———0.1 mi

See all 5 ranked solar installers in Missoula

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 11 Google reviews

Hired OnSite Energy, Inc.? Write a review

Questions about OnSite Energy, Inc.

How is OnSite Energy, Inc. ranked in Missoula?

OnSite Energy, Inc. is ranked #4 of 5 solar installers in Missoula by CR Score, with 56 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are OnSite Energy, Inc.’s hours?

OnSite Energy, Inc. is open Monday to Friday. Its listed hours are Monday to Friday, 9 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does OnSite Energy, Inc. serve?

Serves Missoula and 1 town within 40 miles: Orchard Homes. The list is based on the business's location and the usual service radius for solar installation. Confirm your address is covered when you call.

What do Google reviews say about OnSite Energy, Inc.?

OnSite Energy, Inc. has a rating of 4.9 from 11 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact OnSite Energy, Inc.?

Call OnSite Energy, Inc. on (406) 551-6135. The business is at 1620 Regent St Suite B & C, Missoula, MT 59801. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

Own OnSite Energy, Inc.? Claim this profile.

Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

Claim this profile