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ISP Solar Energy CompanySolar installer in Darien, CT

ISP Solar Energy Company is a solar installer in Darien, CT, ranked #3 of 232 solar installers in Darien and rated 5.0 from 30 Google reviews. Open 24 hours a day, 7 days a week.

Darien, CTUpdated 0 paid placements in any rankingHow we rank

Call (866) 582-0000Website ↗

Key facts

Key facts about ISP Solar Energy Company
Phone(866) 582-0000
Websiteionsolarpros.com
HoursOpen 24 hours, 7 days a week
Google rating5.0 from 30 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Solarmain tradeGoogle main category

Service area

Serves Darien and 11 towns within 40 miles: Fairfield, Bridgeport, Westport, Easton, Trumbull, Stratford, Norwalk, East Norwalk, Wilton, New Canaan and City of Milford (balance).

Based in Darien, CTView on map

Opening hours

Opening hours for ISP Solar Energy Company
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

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 × 1.05 New England factor (2025 Cost vs. Value Report)$28,990$32,790$35,670

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

Compare nearby solar installers

ISP Solar Energy Company compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
ISP Solar Energy Company (this business)—615.0 (30)—YesYes
Long Island Power Solutions#1624.9 (791)—YesYes27.3 mi
New York Power Solutions - Smarter Solar#2614.9 (248)—YesYes27.6 mi
NY State Solar#4614.8 (1,072)—YesNo31.4 mi

See all 232 ranked solar installers in Darien

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 30 Google reviews

Hired ISP Solar Energy Company? Write a review

Questions about ISP Solar Energy Company

How is ISP Solar Energy Company ranked in Darien?

ISP Solar Energy Company is ranked #3 of 232 solar installers in Darien by CR Score, with 61 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 ISP Solar Energy Company’s hours?

ISP Solar Energy Company is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does ISP Solar Energy Company serve?

Serves Darien and 11 towns within 40 miles: Fairfield, Bridgeport, Westport, Easton, Trumbull, Stratford, Norwalk, East Norwalk, Wilton, New Canaan and City of Milford (balance). 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 ISP Solar Energy Company?

ISP Solar Energy Company has a rating of 5.0 from 30 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 ISP Solar Energy Company?

Call ISP Solar Energy Company on (866) 582-0000. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

Own ISP Solar Energy Company? 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.

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