86/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 215 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 215 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun 9 AM–5 PM
Best Solar Installers in Keswick, ON (2026)
60 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Keswick: Sharpline Home Comfort, CR Score 86/100; 4.9★ from 215 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): Go Lime, posts 24/7 hours; ranked #2 of 60.
- 2
Most-reviewed: Go Lime, 6,512 Google reviews at 4.8★, the most of 60 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
60 Keswick solar installers are ranked here by CR Score, from 8 published factors. 7 are open 24/7, 24 open Saturdays and 16 open Sundays, based on posted hours. The median Google rating is 4.8★ across 60 rated businesses.
Top 10 solar installers in Keswick at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Sharpline Home Comfort | 86 | 4.9★ (215) | Richmond Hill, 20 km away | Sat · Sun | Overall |
| 2 | Go Lime | 83 | 4.8★ (6,512) | North York, 54 km away | 24/7 | Emergencies, Most reviews |
| 3 | Voltly Energy | 82 | 5.0★ (22) | Scarborough, 50 km away | 24/7 | — |
| 4 | Sooren Inc. | 80 | 4.3★ (12) | Richmond Hill, 45 km away | 24/7 | — |
| 5 | GriffEnergy | 80 | 4.7★ (13) | Toronto, 56 km away | 24/7 | — |
| 6 | Radiant Solar Energy Group | 79 | 5.0★ (25) | Vaughan, 49 km away | Sat · Sun | — |
| 7 | BigM Canada | 77 | 4.9★ (13) | Scarborough, 57 km away | Sat · Sun · Evenings | — |
| 8 | The Next Level Consulting | Energy Assessments For Residential and Business | 77 | 4.9★ (184) | Aurora, 28 km away | — | — |
| 9 | DayJobs - Window Cleaning | 76 | 5.0★ (60) | Oshawa, 60 km away | 24/7 | — |
| 10 | DT Cleaning North York - Gutter & Window cleaning | 76 | 5.0★ (228) | North York, 57 km away | Sat · Sun | — |
The 60 best solar installers in Keswick, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
#2 Go Lime
Based in North York, 54 km away
83/100CR ScoreRanked #2 because of its Google rating and review volume: 4.8★ from 6,512 Google reviews, the most Google reviews on this list (6,512).
- 4.8★ from 6,512 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2225 Sheppard Ave E, North York, ON M2J 5C2
Based in Scarborough, 50 km away
82/100CR ScoreRanked #3 because of its Google rating and availability: 5.0★ from 22 Google reviews, open 24/7.
- 5.0★ from 22 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 80 Dynamic Dr #21, Scarborough, ON M1V 2V1
#4 Sooren Inc.
Based in Richmond Hill, 45 km away
80/100CR ScoreRanked #4 because of its Google rating and availability: 4.3★ from 12 Google reviews, open 24/7.
- 4.3★ from 12 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 44 Ellesmere St. , L4B 4E2, Richmond Hill, ON L4B 4E2
#5 GriffEnergy
Based in Toronto, 56 km away
80/100CR ScoreRanked #5 because of its Google rating and availability: 4.7★ from 13 Google reviews, open 24/7.
- 4.7★ from 13 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 260 Eddystone Ave, Toronto, ON M3N 1H7
Based in Vaughan, 49 km away
79/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 25 Google reviews
- Hours
- Mon–Sun 9 AM–6 PM
- Address
- 665 Millway Ave #30, Vaughan, ON L4K 3T8
#7 BigM Canada
Based in Scarborough, 57 km away
77/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 13 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 13 Google reviews
- Hours
- Mon–Sun 9 AM–9 PM
- Address
- 22 Highbrook Dr, Scarborough, ON M1P 3L3
Based in Aurora, 28 km away
77/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 184 Google reviews, listed on Google as “Solar energy system service”.
- 4.9★ from 184 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun closed
- Address
- 531 Wellington St W, Aurora, ON L4G 6J7
Based in Oshawa, 60 km away
76/100CR ScoreRanked #9 because of its Google rating and availability: 5.0★ from 60 Google reviews, open 24/7.
- 5.0★ from 60 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 751 Glengrove St, Oshawa, ON L1J 5C5
Based in North York, 57 km away
76/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 228 Google reviews, open 7 days a week.
- 5.0★ from 228 Google reviews
- Hours
- Mon–Sun 7 AM–6 PM
- Address
- 31 Tippett Rd apt 905, North York, ON M3H 0C8
Based in North York, 51 km away
75/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 57 Google reviews, listed on Google as “Solar energy equipment supplier”.
- 4.9★ from 57 Google reviews
- Hours
- Mon–Sun 12 PM–6 PM
- Address
- 105 Gordon Baker Rd #502, North York, ON M2H 3P8
#12 Toronto Wiring
Based in Etobicoke, 63 km away
75/100CR ScoreRanked #12 because of its Google rating and availability: 4.7★ from 84 Google reviews, open 24/7.
- 4.7★ from 84 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 15 La Rose Ave, Etobicoke, ON M9P 1A7
Based in Lindsay, 59 km away
75/100CR ScoreRanked #13 because of its Google rating and availability: 5.0★ from 23 Google reviews, open 24/7.
- 5.0★ from 23 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 41 Melbourne St W, Lindsay, ON K9V 2S7
#14 Herc Du Soleil
Based in Newmarket, 21 km away
74/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 32 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 32 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun closed
- Address
- 168 Longford Dr, Newmarket, ON L3Y 2Y8
Based in Orillia, 46 km away
74/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.5★ from 19 Google reviews, listed on Google as “Solar energy company”.
- 4.5★ from 19 Google reviews
- Hours
- Mon–Sat 7 AM–8 PM · Sun closed
- Address
- 1752 Bay Park Rd, Severn, ON L3V 0V7
#16 PWH ECO SOLUTION
Based in Vaughan, 48 km away
74/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 14 Google reviews
- Hours
- Mon–Tue 9:30 AM–5 PM · Wed 10 AM–4 PM · Thu 9:30 AM–5 PM · Fri 9:30 AM–5:30 PM · Sat 9:30 AM–3 PM · Sun closed
- Address
- 8461 Keele St Unit 30, Vaughan, ON L4K 1Z6
Based in North York, 53 km away
73/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 70 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 70 Google reviews
- Hours
- Mon–Fri 9 AM–6 PM · Sat 9 AM–2 PM · Sun closed
- Address
- 15 Northtown Way, North York, ON M2N 7A2
Based in Barrie, 22 km away
73/100CR ScoreRanked #18 because of its Google rating and availability: 5.0★ from 36 Google reviews, open Saturdays until 5 PM.
- 5.0★ from 36 Google reviews
- Hours
- Mon–Thu 8 AM–9 PM · Fri–Sat 9 AM–5 PM · Sun closed
- Address
- 23 Brown Bear St, Barrie, ON L9J 0H7
Based in Scarborough, 56 km away
73/100CR ScoreRanked #19 because of its Google rating and availability: 5.0★ from 38 Google reviews, open 7 days a week.
- 5.0★ from 38 Google reviews
- Hours
- Mon–Sun 7 AM–4 PM
Based in Scarborough, 50 km away
72/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.5★ from 434 Google reviews, listed on Google as “Solar energy company”.
- 4.5★ from 434 Google reviews
- Hours
- Mon–Fri 9:30 AM–5 PM · Sat–Sun closed
- Address
- 3761 Victoria Park Ave Unit 9, Scarborough, ON M1W 3S2
#21 TerraGen Solar
Based in Alliston, 33 km away
72/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 15 Google reviews
- Hours
- Mon–Fri 8:30 AM–5 PM · Sat–Sun closed
- Address
- 120 Parsons Rd, Alliston, ON L9R 1E9
Based in Lindsay, 61 km away
72/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 107 Google reviews, listed on Google as “Electrician”.
- 4.8★ from 107 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 9 AM–4 PM · Sun closed
- Address
- 418 Kawartha Lakes County Rd 36, Lindsay, ON K9V 5J1
#23 Solify
Based in North York, 54 km away
71/100CR ScoreRanked #23 because of its Google rating and availability: 4.4★ from 93 Google reviews, open 7 days a week.
- 4.4★ from 93 Google reviews
- Hours
- Mon–Fri 9 AM–6 PM · Sat 9 AM–4 PM · Sun 9 AM–6 PM
- Address
- 1210 Sheppard Ave E #204, North York, ON M2K 1E3
Based in Wasaga Beach, 29 km away
71/100CR ScoreRanked #24 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–Fri 8 AM–5 PM · Sat–Sun closed
#25 Terawatt Solar
Based in Markham, 49 km away
71/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.6★ from 40 Google reviews, listed on Google as “Solar energy company”.
- 4.6★ from 40 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 7030 Woodbine Ave #500, Markham, ON L3R 6G2
Solar installers ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 60 ranked solar installers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | RESCo Energy Inc. | 71 | 3.7★ (6) | 62 km |
| 27 | ProFusion Solar | 71 | 4.7★ (13) | 44 km |
| 28 | Toronto Roofer | 71 | 4.8★ (28) | 63 km |
| 29 | Solar Power Store Canada | 71 | 4.5★ (237) | 20 km |
| 30 | Solar Fox | 71 | 5.0★ (13) | 44 km |
| 31 | DNM Solar Solutions Inc. | 70 | 5.0★ (3) | 26 km |
| 32 | Solaris Power | 70 | 5.0★ (5) | 60 km |
| 33 | SolarUp Inc. | 70 | 4.5★ (23) | 53 km |
| 34 | Diamond Renewable Energy | 70 | 5.0★ (5) | 39 km |
| 35 | Sunrise NRG | 70 | 5.0★ (7) | 45 km |
| 36 | Toronto Solar Solutions Inc. | 70 | 5.0★ (20) | 61 km |
| 37 | Reboot Solar | 69 | 4.8★ (16) | 59 km |
| 38 | Microgreen Solar Corporation | 69 | 4.2★ (19) | 45 km |
| 39 | Maxdura Battery | 69 | 4.7★ (12) | 53 km |
| 40 | Solar X | 69 | 5.0★ (5) | 45 km |
| 41 | Heliotechnik Inc. Solar | 69 | 4.1★ (16) | 48 km |
| 42 | Green Integrations Inc. | 69 | 4.5★ (15) | 54 km |
| 43 | ONE PIECE Electric | 68 | 5.0★ (10) | 54 km |
| 44 | Right Track Home Solutions | 68 | 4.5★ (15) | 59 km |
| 45 | Forever Free Solar | 68 | 5.0★ (4) | 51 km |
| 46 | New Dawn Energy Solutions | 68 | 4.5★ (63) | 49 km |
| 47 | LH Solar Inc | 67 | 2.5★ (6) | 47 km |
| 48 | Charge Solar | 66 | 3.7★ (3) | 19 km |
| 49 | Diamond Renewable Energy | 66 | 4.6★ (21) | 24 km |
| 50 | Mitrex - Building-Integrated Solar Technology | 66 | 3.6★ (28) | 60 km |
Also serving Keswick
20 more solar installers within 64 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| 2 Solar | 1.0★ (1) | 48 km |
| AB Solar Systems | 3.5★ (2) | 61 km |
| ELSA Roofing | 5.0★ (40) | In Keswick |
| Far East Solar | 5.0★ (1) | 46 km |
| Free Ontario Solar Inc | 5.0★ (2) | 47 km |
| Green Target Solar | 5.0★ (2) | 61 km |
| Lumin Solar Inc | 4.0★ (1) | 46 km |
| MULTEPS SOLAR INC. | 5.0★ (1) | 28 km |
| Northern Solar Works Inc. | 5.0★ (2) | 17 km |
| Ontario Solar Installers | 5.0★ (2) | 43 km |
| Osborne Solar Solutions | 5.0★ (2) | 22 km |
| Oya Solar Inc | 3.0★ (2) | 55 km |
| SolarBank Corporation | 3.0★ (2) | 55 km |
| Solarpedia | 5.0★ (2) | 55 km |
| Solarwind New Energy Co., Ltd | 5.0★ (1) | 47 km |
| Solera Sustainable Energies Company | 3.0★ (2) | 45 km |
| Stardust Solar Installation Barrie | 5.0★ (2) | 59 km |
| Swantech Energy Solutions | 5.0★ (2) | 51 km |
| Toronto Solar Electric | 5.0★ (2) | 63 km |
| Total Eco Energy | 5.0★ (2) | 62 km |
How much do solar installers cost in Keswick?
US national ranges converted to CAD, not adjusted for Keswick. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | CA$38,690 | CA$43,760 | CA$47,600 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
How we ranked Keswick solar installers
We scored 60 Keswick solar installers on 8 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. Unknown factors are left out of the score, 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 Keswick data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Solar installers in Keswick: frequently asked questions
Who is the best solar installer in Keswick?
By CR Score, the highest-ranked solar installer in Keswick, ON is Sharpline Home Comfort with a CR Score of 86/100. It has 4.9★ from 215 Google reviews. It is open 7 days a week. Go Lime (#2) and Voltly Energy (#3) follow. We ranked 60 solar installers on 8 factors, last updated October 22, 2026.
How many solar installers are there in Keswick?
ContractorsRanked ranks 60 solar installers serving Keswick, ON. Another 20 within 64 km are listed but not ranked yet. Counts are as of October 2026.
Which solar installers in Keswick are open 24/7?
7 ranked solar installers in Keswick post 24/7 hours. The highest-ranked are Go Lime (#2), Voltly Energy (#3) and Sooren Inc. (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Keswick work on weekends?
24 of 60 ranked solar installers post Saturday hours and 16 post Sunday hours. The highest-ranked open Saturdays are Sharpline Home Comfort (#1), Go Lime (#2) and Voltly Energy (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Keswick?
Solar panel installation typically costs CA$38,690 to CA$47,600, with CA$43,760 typical (Per system: about 12 kW at about $2.60 per watt, before incentives. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)). This is a national range, not adjusted for Keswick. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Keswick solar installers have?
The median Google rating among 60 rated solar installers in Keswick is 4.8★, with a median of 17 reviews. Go Lime has the most, 6,512 reviews, and ranks #2. 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 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do solar installers outside Keswick count in this ranking?
Yes, if they are within 64 km of the Keswick city centre, 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 Keswick
- October 2026: CR Scores recalculated for 60 solar installers serving Keswick.
More solar installers and Keswick pages
Solar installers near Keswick
- Solar installers in Innisfil, ON42 ranked
- Solar installers in East Gwillimbury, ON85 ranked
- Solar installers in Newmarket, ON82 ranked
- Solar installers in Barrie, ON20 ranked
- Solar installers in Aurora, ON83 ranked
- Solar installers in Uxbridge, ON75 ranked
- Solar installers in King, ON85 ranked
- Solar installers in Alliston, ON59 ranked
- Solar installers in Angus, ON23 ranked
- Solar installers in Tottenham, ON82 ranked
Other trades in Keswick
- Roofers in Keswick543 ranked
- Plumbers in Keswick201 ranked
- Electricians in Keswick236 ranked
- HVAC contractors in Keswick227 ranked
- General contractors in Keswick306 ranked
- Painters in Keswick86 ranked
- Landscapers in Keswick128 ranked
- Handymen in Keswick42 ranked
- Kitchen remodelers in Keswick213 ranked
- Bathroom remodelers in Keswick197 ranked
- Flooring contractors in Keswick123 ranked
- Tile installers in Keswick31 ranked
- Drywall contractors in Keswick25 ranked
- Concrete contractors in Keswick84 ranked
- Fence contractors in Keswick105 ranked
- Deck builders in Keswick134 ranked
- Siding contractors in Keswick159 ranked
- Window installers in Keswick392 ranked
- Gutter installers in Keswick60 ranked
- Insulation contractors in Keswick50 ranked
- Garage door repair companies in Keswick48 ranked
- Foundation repair companies in Keswick203 ranked
- Tree services in Keswick127 ranked
- Masonry contractors in Keswick66 ranked
- Water damage restoration companies in Keswick332 ranked
- Home builders in Keswick676 ranked
- Demolition contractors in Keswick30 ranked
- All contractors in Keswick