38 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Waterloo: VCT Group Inc., CR Score 62/100; 5.0★ from 143 Google reviews.
Best for emergencies (open 24/7): Gladiator Roofing & Solar, posts 24/7 hours; ranked #10 of 38.
Most-reviewed: Canadian Comforts Home Services, 192 Google reviews at 5.0★, the most of 38 ranked; ranked #15.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
38 Waterloo solar installers are ranked here by CR Score, from ten published factors. 1 is open 24/7, 5 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.9★ across 38 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | VCT Group Inc. | 62 | 5.0★ (143) | Kitchener, 6 km away | — | Overall |
| 2 | Guelph Solar | 61 | 4.9★ (187) | Norfolk County, 20 km away | — | — |
| 3 | Bluewater Energy | 59 | 4.9★ (62) | Guelph, 18 km away | — | — |
| 4 | The North Solar | 57 | 5.0★ (36) | East Gwillimbury, 26 km away | — | — |
| 5 | Solar Dynamics | 57 | 4.9★ (73) | Kitchener, 4 km away | — | — |
| 6 | Envisionmatrix Solar | 57 | 4.8★ (25) | Waterloo | — | — |
| 7 | Think Green Solutions Inc. | 56 | 4.8★ (19) | Cambridge, 15 km away | — | — |
| 8 | Arcadian Projects Inc. | 55 | 4.4★ (21) | New Hamburg, 18 km away | — | — |
| 9 | Solar Direct Canada | 54 | 4.0★ (8) | Norfolk County, 40 km away | Sat · Sun | — |
| 10 | Gladiator Roofing & Solar | 54 | 4.6★ (48) | Norfolk County, 61 km away | 24/7 | Emergencies |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 143 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norfolk County, 20 km away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 187 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Guelph, 18 km away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Gwillimbury, 26 km away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kitchener, 4 km away
Ranked #5 because of its Google rating and review volume: 4.9★ from 73 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waterloo
Ranked #6 because of its Google rating and trade focus: 4.8★ from 25 Google reviews, listed on Google as “Solar energy equipment supplier”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Cambridge, 15 km away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 19 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Hamburg, 18 km away
Ranked #8 because of its Google rating and trade focus: 4.4★ from 21 Google reviews, listed on Google as “Solar energy system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norfolk County, 40 km away
Ranked #9 because of its Google rating and trade focus: 4.0★ from 8 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norfolk County, 61 km away
Ranked #10 because of its Google rating and review volume: 4.6★ from 48 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Guelph, 29 km away
Ranked #11 because of its Google rating and review volume: 5.0★ from 158 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norfolk County, 28 km away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 13 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kitchener, 4 km away
Ranked #13 because of its Google rating and review volume: 5.0★ from 19 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brantford, 44 km away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brampton, 57 km away
Ranked #15 because of its Google rating and review volume: 5.0★ from 192 Google reviews, the most in Waterloo.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milton, 51 km away
Ranked #16 because of its Google rating and review volume: 4.8★ from 66 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Woodstock, 42 km away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 7 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waterloo
Ranked #18 because of its Google rating and review volume: 5.0★ from 14 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 57 km away
Ranked #19 because of its Google rating and trade focus: 4.4★ from 14 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Huron East, 38 km away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Solar energy system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waterloo
Ranked #21 because of its Google rating and review volume: 4.1★ from 21 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cambridge, 16 km away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 7 Google reviews, listed on Google as “Solar energy equipment supplier”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 56 km away
Ranked #23 because of its Google rating and review volume: 4.9★ from 100 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamilton, 57 km away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 17 Google reviews, listed on Google as “Solar energy equipment supplier”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Hamilton, 45 km away
Ranked #25 because of its Google rating and trade focus: 4.5★ from 4 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #38, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Rechargeables Inc. | 49 | 5.0★ (7) | 60 km |
| 27 | Sunly Energy | 49 | 5.0★ (6) | 57 km |
| 28 | The Hayter Group - Solar & Geothermal | 49 | 4.0★ (13) | 30 km |
| 29 | Roger's Services Electrical & Mechanical | 49 | 4.2★ (26) | 39 km |
| 30 | Samsung Renewable Energy Inc | 48 | 2.3★ (3) | 64 km |
| 31 | Durham Electric and Solar | 48 | 5.0★ (9) | 41 km |
| 32 | NetZero Electric - Cambridge Electrician | 48 | 5.0★ (8) | 16 km |
| 33 | SunGrid Solutions Inc. | 48 | 4.6★ (10) | 20 km |
| 34 | Net0Homes | 47 | 5.0★ (3) | 62 km |
| 35 | Kiwi Newton Group | 47 | 3.9★ (8) | 20 km |
| 36 | Wireology Inc. | 46 | 4.8★ (25) | 54 km |
| 37 | North American Solar Academy | 46 | 5.0★ (3) | 61 km |
| 38 | Shaw Electrical Solutions Ltd. | 44 | 5.0★ (6) | 49 km |
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 |
|---|---|---|
| Ben Cleans | 49 km | |
| BLAKE SOLAR | 47 km | |
| Endurance Solar and Wind Home office | 18 km | |
| First Green Energy Ltd. | 5.0★ (1) | 57 km |
| Fox Solar Systems | 26 km | |
| GPSI Solar | 18 km | |
| Integral Electrical Solutions Inc | 5.0★ (2) | 16 km |
| Paragon Engineering Services Inc. | In Waterloo | |
| Pv Technical Services, Inc. | 28 km | |
| Reserve Power | 48 km | |
| Sneravetro Solar Energy | 5.0★ (1) | 58 km |
| Solar Canada | 5.0★ (2) | 19 km |
| Solar Resources | 38 km | |
| SolarDirectCanada | 5.0★ (2) | 40 km |
| SolarFlow EV Inc. | 40 km | |
| SolarPowerCanada | 21 km | |
| Solartech Solariums | 5.0★ (1) | 6 km |
| Stardust Solar Installation Barrie | 5.0★ (2) | 64 km |
| Sustainability Brant Community Energy Co-operative | 33 km | |
| westmount electrical services co | In Waterloo |
US national ranges converted to CAD, not adjusted for Waterloo. 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 |
We scored 38 Waterloo 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 Waterloo 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 |