217 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Boulder: Independent Power, CR Score 64/100; 4.9★ from 373 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): MG Cleaning Systems, posts 24/7 hours; ranked #5 of 217.
Most-reviewed: ION Solar - Colorado, 1,652 Google reviews at 4.0★, the most of 217 ranked; ranked #17.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
217 Boulder solar installers are ranked here by CR Score, from ten published factors. 20 are open 24/7, 113 open Saturdays and 46 open Sundays, based on posted hours. The median Google rating is 4.8★ across 217 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Independent Power | 64 | 4.9★ (373) | Boulder | Sat · Sun · Evenings | Overall |
| 2 | Namaste Solar | 60 | 4.8★ (312) | Boulder | — | — |
| 3 | Dodge Key Replacement | 59 | 4.8★ (134) | Longmont, 14 mi away | Sat · Sun | — |
| 4 | ARE Solar | 59 | 5.0★ (67) | Erie, 12 mi away | Sat · Sun | — |
| 5 | MG Cleaning Systems | 59 | 4.9★ (329) | Boulder | 24/7 | Emergencies |
| 6 | Solar RNR | 59 | 5.0★ (248) | Denver, 22 mi away | Sat | — |
| 7 | Elite Roofing & Solar | 58 | 4.9★ (627) | Denver, 27 mi away | 24/7 | — |
| 8 | Roper Roofing & Solar | 58 | 4.9★ (266) | Wheat Ridge, 17 mi away | 24/7 | — |
| 9 | ARE Solar | 58 | 4.9★ (138) | Denver, 26 mi away | Sat · Sun | — |
| 10 | Best Roof and Solar | 58 | 5.0★ (171) | Golden, 20 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 373 Google reviews, listed on Google as “Solar energy company”.
Based in Boulder
Ranked #2 because of its Google rating and trade focus: 4.8★ from 312 Google reviews, listed on Google as “Solar energy company”.
Based in Longmont, 14 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 134 Google reviews, listed on Google as “Solar energy company”.
Based in Erie, 12 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Solar energy company”.
Based in Boulder
Ranked #5 because of its Google rating and review volume: 4.9★ from 329 Google reviews.
Based in Denver, 22 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 248 Google reviews, listed on Google as “Solar energy company”.
Based in Denver, 27 mi away
Ranked #7 because of its Google rating and review volume: 4.9★ from 627 Google reviews.
Based in Wheat Ridge, 17 mi away
Ranked #8 because of its Google rating and review volume: 4.9★ from 266 Google reviews.
Based in Denver, 26 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 138 Google reviews, listed on Google as “Solar energy company”.
Based in Golden, 20 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 171 Google reviews, listed on Google as “Roofing contractor”.
Based in Northglenn, 17 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 70 Google reviews, listed on Google as “Solar energy company”.
Based in Broomfield, 13 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 457 Google reviews, listed on Google as “Solar energy company”.
Based in Boulder
Ranked #13 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Solar energy company”.
Based in Denver, 20 mi away
Ranked #14 because of its Google rating and review volume: 4.9★ from 565 Google reviews.
Based in Centennial, 36 mi away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 235 Google reviews, listed on Google as “Solar energy company”.
Based in Denver, 24 mi away
Ranked #16 because of its Google rating and trade focus: 4.1★ from 773 Google reviews, listed on Google as “Solar energy company”.
Based in Denver, 28 mi away
Ranked #17 because of its Google rating and review volume: 4.0★ from 1,652 Google reviews, the most in Boulder.
Based in Denver, 26 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 55 Google reviews, listed on Google as “Solar energy company”.
Based in Denver, 24 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 299 Google reviews, listed on Google as “Solar energy company”.
Based in Brighton, 23 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 25 Google reviews, listed on Google as “Solar energy company”.
Based in Centennial, 36 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 440 Google reviews, listed on Google as “Solar energy company”.
Based in Lakewood, 22 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 84 Google reviews, listed on Google as “Solar energy company”.
Based in Centennial, 36 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 94 Google reviews, listed on Google as “Solar energy company”.
Based in Denver, 24 mi away
Ranked #24 because of its Google rating and trade focus: 4.7★ from 545 Google reviews, listed on Google as “Solar energy company”.
Based in Denver, 26 mi away
Ranked #25 because of its Google rating and trade focus: 4.2★ from 952 Google reviews, listed on Google as “Solar energy company”.
#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 217 ranked solar installers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Glyde Solar | 56 | 4.2★ (329) | 15 mi |
| 27 | Interstate Electric and Solar | 56 | 4.9★ (161) | 29 mi |
| 28 | Seed Solar Denver | 56 | 4.4★ (60) | 29 mi |
| 29 | Vertical Ascent Energy & Electric | 56 | 4.5★ (17) | In Boulder |
| 30 | Progreen Solar | 56 | 4.7★ (45) | 13 mi |
| 31 | Red Rock Roofing | 55 | 4.9★ (528) | 19 mi |
| 32 | Green Collar Crew | 55 | 5.0★ (24) | 11 mi |
| 33 | Solar Wave | 55 | 5.0★ (59) | 23 mi |
| 34 | Energy Advantage Roofing & Solar | 55 | 4.7★ (279) | 21 mi |
| 35 | Upslope Solar | 55 | 5.0★ (57) | 23 mi |
| 36 | Solar-Estimate.org | 55 | 4.6★ (406) | 23 mi |
| 37 | Colorado Energy Experts | 55 | 4.8★ (78) | 24 mi |
| 38 | Renewable Energy Advisors | 55 | 5.0★ (22) | 22 mi |
| 39 | Apollo Solar Energy | 55 | 4.9★ (137) | 23 mi |
| 40 | Off Grid Designs | 55 | 5.0★ (15) | 11 mi |
| 41 | Blue Spruce Construction Group | 55 | 4.9★ (118) | 15 mi |
| 42 | Empire Solar Group, LLC | 55 | 4.4★ (136) | 25 mi |
| 43 | Rebel Services LLC | 54 | 4.9★ (21) | 2 mi |
| 44 | Columbine Roofing & Solar | 54 | 4.9★ (122) | 14 mi |
| 45 | PRQ Exteriors | 54 | 4.9★ (846) | 21 mi |
| 46 | Sopris Solar | 54 | 4.6★ (60) | 22 mi |
| 47 | Solar 4 Planet A | 54 | 4.9★ (72) | 33 mi |
| 48 | Flatiron Solar | 54 | 5.0★ (10) | 7 mi |
| 49 | Blu Solar | 54 | 5.0★ (49) | 28 mi |
| 50 | Our World Energy, LLC | 54 | 4.4★ (186) | 18 mi |
20 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 |
|---|---|---|
| Amicus O&M Cooperative | In Boulder | |
| Amicus Solar | 5.0★ (1) | In Boulder |
| Apex Solar Panel Installation Company | In Boulder | |
| Black Bear Energy | In Boulder | |
| Boulder Iron Fencing | In Boulder | |
| Boulder Roofing | 4.5★ (113) | In Boulder |
| Cloudbreak Energy Partners | In Boulder | |
| Community Energy Solar, LLC, is now AES Clean Energy | In Boulder | |
| DK GreenSystems: A DKL Sustainable Company | In Boulder | |
| Green Style Builds | In Boulder | |
| Ion Electric, LLC | 4.4★ (17) | In Boulder |
| Juwi Solar Inc | 5.0★ (2) | In Boulder |
| Lumen Energy LLC | 1.0★ (1) | In Boulder |
| Mesa Plumbing, Heating and Cooling | 4.7★ (731) | In Boulder |
| Roof Masters of Colorado | 4.9★ (54) | In Boulder |
| Salto Energy | 5.0★ (1) | In Boulder |
| Save Home Heat Company | 4.9★ (833) | In Boulder |
| Signature Windows + Doors Boulder | 4.2★ (10) | In Boulder |
| The Speedy Electricians | 4.7★ (64) | In Boulder |
| Torch Clean Energy | In Boulder |
Typical prices in USD, adjusted for Colorado with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $25,190 | $28,490 | $30,990 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.92 Mountain factor (2025 Cost vs. Value Report) | October 2026 |
We scored 217 Boulder 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 Boulder 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 |