89/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 65 Google reviews, open 24/7.
- 5.0★ from 65 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 31 Sheridan St NW, Washington, DC 20011
Best Solar Installers in Kemp Mill, MD (2026)
190 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Kemp Mill: Uprise Solar and Roofing, CR Score 89/100; 5.0★ from 65 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Maryland Community Solar, posts 24/7 hours; ranked #2 of 190.
- 3
Most-reviewed: American Home Contractors, 3,700 Google reviews at 4.9★, the most of 190 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
190 Kemp Mill solar installers are ranked here by CR Score, from 8 published factors. 30 are open 24/7, 113 open Saturdays and 56 open Sundays, based on posted hours. The median Google rating is 4.9★ across 190 rated businesses.
Most of this list also appears on the Solar installers in Germantown ranking. See Solar installers in Germantown
Top 10 solar installers in Kemp Mill at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Uprise Solar and Roofing | 89 | 5.0★ (65) | Washington, D.C., 5 mi away | 24/7 | Overall |
| 2 | Maryland Community Solar | 89 | 5.0★ (95) | Columbia, 13 mi away | 24/7 | Emergencies |
| 3 | American Home Contractors | 88 | 4.9★ (3,700) | Washington, D.C., 10 mi away | 24/7 | Most reviews |
| 4 | EDGE Energy | 87 | 4.9★ (87) | Reston, 20 mi away | 24/7 | — |
| 5 | EDGE Energy | 87 | 4.8★ (56) | Washington, D.C., 11 mi away | 24/7 | — |
| 6 | PanelesSolaresenUSA.com | 85 | 5.0★ (153) | Elkridge, 16 mi away | Sat · Sun | — |
| 7 | City Renewables | 85 | 4.9★ (94) | Washington, D.C., 9 mi away | Sat · Sun · Evenings | — |
| 8 | Revolution Solar | 85 | 4.9★ (530) | Washington, D.C., 8 mi away | Sat · Evenings | — |
| 9 | American Home Contractors | 85 | 4.9★ (2,385) | Chantilly, 25 mi away | 24/7 | — |
| 10 | GreenBrilliance | 85 | 4.4★ (371) | Herndon, 22 mi away | 24/7 | — |
The 190 best solar installers in Kemp Mill, 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.
Based in Columbia, 13 mi away
89/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 95 Google reviews, open 24/7.
- 5.0★ from 95 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10015 Old Columbia Rd, Columbia, MD 21046
Based in Washington, D.C., 10 mi away
88/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 3,700 Google reviews, the most Google reviews on this list (3,700).
- 4.9★ from 3,700 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11820 W Market Pl Ste f, Fulton, MD 20759
#4 EDGE Energy
Based in Reston, 20 mi away
87/100CR ScoreRanked #4 because of its Google rating and availability: 4.9★ from 87 Google reviews, open 24/7.
- 4.9★ from 87 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12020 Sunrise Valley Dr #100, Reston, VA 20191
#5 EDGE Energy
Based in Washington, D.C., 11 mi away
87/100CR ScoreRanked #5 because of its Google rating and availability: 4.8★ from 56 Google reviews, open 24/7.
- 4.8★ from 56 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 100 M St SE #600, Washington, DC 20003
Based in Elkridge, 16 mi away
85/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 153 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 153 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun 8 AM–4 PM
- Address
- 7530 Washington Blvd Suite G, Elkridge, MD 21075
Based in Washington, D.C., 9 mi away
85/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 94 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 94 Google reviews
- Hours
- Mon–Sat 8 AM–7 PM · Sun 8 AM–8 PM
- Address
- 1255 Union St NE 7th Floor, Washington, DC 20002
Based in Washington, D.C., 8 mi away
85/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 530 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 530 Google reviews
- Hours
- Mon–Sat 7 AM–8 PM · Sun closed
- Address
- 1328 Florida Ave NW, Washington, DC 20009
Based in Chantilly, 25 mi away
85/100CR ScoreRanked #9 because of its Google rating and availability: 4.9★ from 2,385 Google reviews, open 24/7.
- 4.9★ from 2,385 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 14155 Sullyfield Cir Suite A, Chantilly, VA 20151
#10 GreenBrilliance
Based in Herndon, 22 mi away
85/100CR ScoreRanked #10 because of its Google rating and availability: 4.4★ from 371 Google reviews, open 24/7.
- 4.4★ from 371 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 13655 Dulles Technology Dr Suite 130, Herndon, VA 20171
#11 Shanco Roofing
Based in Gaithersburg, 11 mi away
84/100CR ScoreRanked #11 because of its Google rating and availability: 4.9★ from 401 Google reviews, open 24/7.
- 4.9★ from 401 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7404 Lindbergh Dr suite g, Gaithersburg, MD 20879
#12 EcoGen America
Based in Columbia, 15 mi away
83/100CR ScoreRanked #12 because of its Google rating and availability: 4.8★ from 9 Google reviews, open 24/7.
- 4.8★ from 9 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10630 Little Patuxent Pkwy Ste. 214, Columbia, MD 21044
Based in Rockville, 11 mi away
83/100CR ScoreRanked #13 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
- 5.0★ from 5 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9806 Gable Ridge Terrace Apt I, Rockville, MD 20850
#14 EDGE Energy
Based in Beltsville, 7 mi away
83/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 231 Google reviews, listed on Google as “Solar energy company”.
- 4.8★ from 231 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6854 Distribution Dr, Beltsville, MD 20705
#15 Solar Sclera
Based in Washington, D.C., 6 mi away
83/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Solar energy system service”.
- 5.0★ from 16 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 6500 Queens Chapel Rd, University Park, MD 20782
Based in Laurel, 7 mi away
83/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ from 839 Google reviews, listed on Google as “Solar energy company”.
- 4.6★ from 839 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat 10 AM–3 PM · Sun closed
- Address
- 14880 Sweitzer Ln suite a, Laurel, MD 20707
#17 Kane Solar, LLC
Based in Goddard, 11 mi away
83/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 22 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun 9 AM–5 PM
- Address
- 8500 Ardwick Ardmore Rd, North Englewood, MD 20785
#18 Lumina Solar
Based in Baltimore, 24 mi away
83/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 763 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 763 Google reviews
- Hours
- Mon–Sat 9 AM–5 PM · Sun closed
- Address
- 3600 Commerce Dr Suite 601, Baltimore, MD 21227
#19 Cosmo Solaris
Based in Baltimore, 25 mi away
82/100CR ScoreRanked #19 because of its Google rating and availability: 4.5★ from 27 Google reviews, open 24/7.
- 4.5★ from 27 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6340 Security Blvd, Baltimore, MD 21207
#20 Solar-Verse
Based in Washington, D.C., 21 mi away
82/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 271 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 271 Google reviews
- Hours
- Mon–Fri 10 AM–7 PM · Sat 10 AM–6 PM · Sun closed
- Address
- 313 Najoles Rd Ste P, Millersville, MD 21108
#21 Uprise Solar
Based in Washington, D.C., 9 mi away
82/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 78 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 78 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat 9 AM–11:30 AM · Sun closed
- Address
- 1140 3rd St NE, Washington, DC 20002
Based in Washington, D.C., 9 mi away
82/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 108 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 108 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat 8 AM–2 PM · Sun closed
- Address
- 1255 Union St NE 7th Floor, Office #8, Washington, DC 20002
#23 EastWest Solar
Based in Laurel, 10 mi away
82/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 43 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 43 Google reviews
- Hours
- Mon–Sun 9 AM–5 PM
- Address
- 20725, 324 Main St #518, Laurel, MD 20707
Based in Bowie, 15 mi away
82/100CR ScoreRanked #24 because of its Google rating and availability: 5.0★ from 96 Google reviews, open 24/7.
- 5.0★ from 96 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#25 EcoSun Wash
Based in Columbia, 15 mi away
81/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 18 Google reviews
- Hours
- Mon–Sat 7 AM–9 PM · Sun 9 AM–5 PM
- Address
- 5511 Woodenhawk Cir, Columbia, MD 21044
How much do solar installers cost in Kemp Mill?
Typical prices in USD, adjusted for Maryland with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $27,400 | $30,990 | $33,710 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.00 South Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Kemp Mill solar installers
We scored 190 Kemp Mill 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 Kemp Mill 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 Kemp Mill: frequently asked questions
Who is the best solar installer in Kemp Mill?
By CR Score, the highest-ranked solar installer in Kemp Mill, MD is Uprise Solar and Roofing with a CR Score of 89/100. It has 5.0★ from 65 Google reviews. It is open 24/7. Maryland Community Solar (#2) and American Home Contractors (#3) follow. We ranked 190 solar installers on 8 factors, last updated October 22, 2026.
How many solar installers are there in Kemp Mill?
ContractorsRanked ranks 190 solar installers serving Kemp Mill, MD. Counts are as of October 2026.
Which solar installers in Kemp Mill are open 24/7?
30 ranked solar installers in Kemp Mill post 24/7 hours. The highest-ranked are Uprise Solar and Roofing (#1), Maryland Community Solar (#2) and American Home Contractors (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Kemp Mill work on weekends?
113 of 190 ranked solar installers post Saturday hours and 56 post Sunday hours. The highest-ranked open Saturdays are Uprise Solar and Roofing (#1), Maryland Community Solar (#2) and American Home Contractors (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Kemp Mill?
Solar panel installation typically costs $27,400 to $33,710, with $30,990 typical (Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.00 South Atlantic factor (2025 Cost vs. Value Report)). The range is adjusted for Maryland. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Kemp Mill solar installers have?
The median Google rating among 190 rated solar installers in Kemp Mill is 4.9★, with a median of 23 reviews. American Home Contractors has the most, 3,700 reviews, and ranks #3. 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 Kemp Mill count in this ranking?
Yes, if they are within 40 mi of the Kemp Mill 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 Kemp Mill
- October 2026: CR Scores recalculated for 190 solar installers serving Kemp Mill.
- October 2026: 1 duplicate listing merged.
More solar installers and Kemp Mill pages
Solar installers near Kemp Mill
- Solar installers in Four Corners, MD190 ranked
- Solar installers in White Oak, MD190 ranked
- Solar installers in Wheaton, MD189 ranked
- Solar installers in Glenmont, MD190 ranked
- Solar installers in Forest Glen, MD189 ranked
- Solar installers in Hillandale, MD190 ranked
- Solar installers in Colesville, MD190 ranked
- Solar installers in North Kensington, MD189 ranked
- Solar installers in Silver Spring, MD188 ranked
- Solar installers in Adelphi, MD189 ranked
Other trades in Kemp Mill
- Roofers in Kemp Mill1560 ranked
- Plumbers in Kemp Mill844 ranked
- Electricians in Kemp Mill749 ranked
- HVAC contractors in Kemp Mill1130 ranked
- General contractors in Kemp Mill1689 ranked
- Painters in Kemp Mill403 ranked
- Landscapers in Kemp Mill380 ranked
- Handymen in Kemp Mill273 ranked
- Kitchen remodelers in Kemp Mill1213 ranked
- Bathroom remodelers in Kemp Mill1199 ranked
- Flooring contractors in Kemp Mill758 ranked
- Tile installers in Kemp Mill100 ranked
- Drywall contractors in Kemp Mill25 ranked
- Concrete contractors in Kemp Mill380 ranked
- Fence contractors in Kemp Mill185 ranked
- Deck builders in Kemp Mill502 ranked
- Siding contractors in Kemp Mill697 ranked
- Window installers in Kemp Mill690 ranked
- Gutter installers in Kemp Mill396 ranked
- Insulation contractors in Kemp Mill127 ranked
- Garage door repair companies in Kemp Mill159 ranked
- Foundation repair companies in Kemp Mill223 ranked
- Tree services in Kemp Mill381 ranked
- Masonry contractors in Kemp Mill310 ranked
- Water damage restoration companies in Kemp Mill903 ranked
- Home builders in Kemp Mill840 ranked
- Demolition contractors in Kemp Mill118 ranked
- All contractors in Kemp Mill