58/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 379 Google reviews, the most in Ottawa.
- 4.8★ from 379 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1299 Leah Rd Suite A, Morris, IL 60450
Best Solar Installers in Ottawa, IL (2026)
10 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Ottawa: Adams, CR Score 58/100; 4.8★ from 379 Google reviews; open 24/7.
- 7
Best for emergencies (open 24/7): Ace GC Exteriors, posts 24/7 hours; ranked #7 of 10.
- 3
Most-reviewed: Independence Renewable Energy, LLC, 37 Google reviews at 4.6★, the most of 10 ranked after Adams; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
10 Ottawa solar installers are ranked here by CR Score, from ten published factors. 2 are open 24/7, 9 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.7★ across 10 rated businesses.
Top 10 solar installers in Ottawa at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Adams | 58 | 4.8★ (379) | Morris, 23 mi away | 24/7 | Overall |
| 2 | GreenGrids | 55 | 4.7★ (33) | Shorewood, 33 mi away | Sat · Sun · Evenings | — |
| 3 | Independence Renewable Energy, LLC | 53 | 4.6★ (37) | Sandwich, 24 mi away | — | Most reviews |
| 4 | 1Earth Solar | 53 | 5.0★ (13) | Joliet, 39 mi away | Sat · Sun · Evenings | — |
| 5 | CF Solar Power | 52 | 2.7★ (7) | Sandwich, 23 mi away | Sat · Sun · Evenings | — |
| 6 | Aurora Solar Panel Installers | 52 | 5.0★ (17) | Montgomery, 38 mi away | Sat | — |
| 7 | Ace GC Exteriors | 51 | 4.7★ (32) | Yorkville, 30 mi away | 24/7 | Emergencies |
| 8 | Soleon Solar | 50 | 5.0★ (5) | Crestwood, 37 mi away | Sat · Evenings | — |
| 9 | American Solar Partners | 47 | 1.0★ (3) | Des Plaines, 37 mi away | Sat · Evenings | — |
| 10 | Porcaro Services | 47 | 4.7★ (34) | Shorewood, 35 mi away | Sat | — |
The 10 best solar installers in Ottawa, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
#2 GreenGrids
Based in Shorewood, 33 mi away
55/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.7★ from 33 Google reviews, listed on Google as “Solar energy company”.
- 4.7★ from 33 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 21403 Somerset St, Shorewood, IL 60404
Based in Sandwich, 24 mi away
53/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.6★ from 37 Google reviews, listed on Google as “Solar energy company”.
- 4.6★ from 37 Google reviews
- Hours
- Mon–Fri 8 AM–5:30 PM · Sat–Sun closed
- Address
- 926 E Church St, Sandwich, IL 60548
#4 1Earth Solar
Based in Joliet, 39 mi away
53/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 13 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 2108 McDonough St, Joliet, IL 60436
Based in Sandwich, 23 mi away
52/100CR ScoreRanked #5 because of its Google rating and trade focus: 2.7★ from 7 Google reviews, listed on Google as “Solar energy company”.
- 2.7★ from 7 Google reviews
- Hours
- Mon–Sun 8 AM–7 PM
- Address
- 1424 W Church St, Sandwich, IL 60548
Based in Montgomery, 38 mi away
52/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 17 Google reviews
- Hours
- Mon–Sat 7 AM–6 PM · Sun closed
Based in Yorkville, 30 mi away
51/100CR ScoreRanked #7 because of its Google rating and review volume: 4.7★ from 32 Google reviews.
- 4.7★ from 32 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2255 Northland Ln, Yorkville, IL 60560
#8 Soleon Solar
Based in Crestwood, 37 mi away
50/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 5 Google reviews
- Hours
- Mon–Sat 9 AM–9 PM · Sun closed
Based in Des Plaines, 37 mi away
47/100CR ScoreRanked #9 because of its Google rating and trade focus: 1.0★ from 3 Google reviews, listed on Google as “Solar energy company”.
- 1.0★ from 3 Google reviews
- Hours
- Mon–Fri 8 AM–10 PM · Sat 8 AM–6 PM · Sun closed
#10 Porcaro Services
Based in Shorewood, 35 mi away
47/100CR ScoreRanked #10 because of its Google rating and review volume: 4.7★ from 34 Google reviews.
- 4.7★ from 34 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat 8 AM–12:30 PM · Sun closed
- Address
- 316 Louisa St S, Shorewood, IL 60404
Also serving Ottawa
12 more solar installers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| 100 Amps, Inc. | 3.0★ (2) | 32 mi |
| A New Solar | 38 mi | |
| Balance Solar, LLC | 25 mi | |
| EDCS: Electrical Division of Contracting Services | 34 mi | |
| Elevated Solar and Electric | 8 mi | |
| Fox Valley Energy Facility | 20 mi | |
| Imperium Energy Company | 39 mi | |
| Minooka solar field | 31 mi | |
| Roderick Brown - Solterra Powered by Vivint Solar | 1.0★ (1) | 34 mi |
| Sol 4 All Oswego | 37 mi | |
| Solar Service Solutions LLC | 5.0★ (2) | 32 mi |
| Your Solar Guys | 38 mi |
How much do solar installers cost in Ottawa?
Typical prices in USD, adjusted for Illinois with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $26,020 | $29,430 | $32,010 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.95 East North Central factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Ottawa solar installers
We scored 10 Ottawa solar installers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Ottawa data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Solar installers in Ottawa: frequently asked questions
Who is the best solar installer in Ottawa?
By CR Score, the highest-ranked solar installer in Ottawa, IL is Adams with a CR Score of 58/100. It has 4.8★ from 379 Google reviews. It is open 24/7. GreenGrids (#2) and Independence Renewable Energy, LLC (#3) follow. We ranked 10 solar installers on ten factors, last updated October 22, 2026.
How many solar installers are there in Ottawa?
ContractorsRanked ranks 10 solar installers serving Ottawa, IL. Another 12 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which solar installers in Ottawa are open 24/7?
2 ranked solar installers in Ottawa post 24/7 hours. The highest-ranked are Adams (#1) and Ace GC Exteriors (#7). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Ottawa work on weekends?
9 of 10 ranked solar installers post Saturday hours and 5 post Sunday hours. The highest-ranked open Saturdays are Adams (#1), GreenGrids (#2) and 1Earth Solar (#4). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Ottawa?
Solar panel installation typically costs $26,020 to $32,010, with $29,430 typical (Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.95 East North Central factor (2025 Cost vs. Value Report)). The range is adjusted for Illinois. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Ottawa solar installers have?
The median Google rating among 10 rated solar installers in Ottawa is 4.7★, with a median of 25 reviews. Adams has the most, 379 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank solar installers?
Each solar installer gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do solar installers outside Ottawa count in this ranking?
Yes, if they are within 40 mi of the Ottawa city center, our service radius for solar installers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Update log for Ottawa
- October 2026: CR Scores recalculated for 10 solar installers serving Ottawa.
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