89/100CR Score
Ranked #1 because of its Google rating and availability: 4.9★ from 52 Google reviews, open 24/7.
- 4.9★ from 52 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10800 Connecticut Ave, Kensington, MD 20895
Best General Contractors in Olney, MD (2026)
1,450 general contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Olney: Equality Builders, CR Score 89/100; 4.9★ from 52 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): DeTOP Services LLC, posts 24/7 hours; ranked #2 of 1,450.
- 18
Most-reviewed: Radon Resolvers, LLC, 283 Google reviews at 5.0★, the most of 1,450 ranked; ranked #18.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
1,450 Olney general contractors are ranked here by CR Score, from 8 published factors. 112 are open 24/7, 734 open Saturdays and 272 open Sundays, based on posted hours. The median Google rating is 5.0★ across 1,450 rated businesses.
Top 10 general contractors in Olney at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Equality Builders | 89 | 4.9★ (52) | Bethesda, 8 mi away | 24/7 | Overall |
| 2 | DeTOP Services LLC | 88 | 5.0★ (134) | Sudley, 23 mi away | 24/7 | Emergencies |
| 3 | Polished Concrete Solutions | 88 | 5.0★ (51) | Columbia, 12 mi away | 24/7 | — |
| 4 | Sandco LLC | 88 | 5.0★ (89) | West Elkridge, 18 mi away | 24/7 | — |
| 5 | Atlantis Design and Build | 88 | 4.9★ (37) | Gaithersburg, 8 mi away | 24/7 | — |
| 6 | Global Renovations LLC | 88 | 5.0★ (104) | Gaithersburg, 8 mi away | Sat · Sun · Evenings | — |
| 7 | BasementRemodeling.com | 88 | 5.0★ (77) | Rockville, 5 mi away | Sat · Sun · Evenings | — |
| 8 | iRoof USA | 88 | 5.0★ (29) | Rockville, 7 mi away | 24/7 | — |
| 9 | First American General Contracting | 87 | 5.0★ (26) | North Bethesda, 8 mi away | 24/7 | — |
| 10 | ND Contractors | 87 | 5.0★ (22) | Aspen Hill, 8 mi away | 24/7 | — |
The 1,450 best general contractors in Olney, 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 Sudley, 23 mi away
88/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 134 Google reviews, open 24/7.
- 5.0★ from 134 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Columbia, 12 mi away
88/100CR ScoreRanked #3 because of its Google rating and availability: 5.0★ from 51 Google reviews, open 24/7.
- 5.0★ from 51 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11110 Broken Land Pkwy, Columbia, MD 21044
#4 Sandco LLC
Based in West Elkridge, 18 mi away
88/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 89 Google reviews, open 24/7.
- 5.0★ from 89 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Gaithersburg, 8 mi away
88/100CR ScoreRanked #5 because of its Google rating and availability: 4.9★ from 37 Google reviews, open 24/7.
- 4.9★ from 37 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9841 Washingtonian Blvd, Gaithersburg, MD 20878
Based in Gaithersburg, 8 mi away
88/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 104 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 104 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 1023 Southern Night Ln, Gaithersburg, MD 20879
Based in Rockville, 5 mi away
88/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 77 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 77 Google reviews
- Hours
- Mon–Fri 8 AM–12 AM · Sat–Sun 9 AM–9 PM
- Address
- 1680 E Gude Dr, Rockville, MD 20850
#8 iRoof USA
Based in Rockville, 7 mi away
88/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 29 Google reviews, open 24/7.
- 5.0★ from 29 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1801 Chapman Ave Suite 314, Rockville, MD 20852
Based in North Bethesda, 8 mi away
87/100CR ScoreRanked #9 because of its Google rating and availability: 5.0★ from 26 Google reviews, open 24/7.
- 5.0★ from 26 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11810 Grand Park Ave # 500, North Bethesda, MD 20852
#10 ND Contractors
Based in Aspen Hill, 8 mi away
87/100CR ScoreRanked #10 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
Based in Rockville, 3 mi away
86/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 37 Google reviews
- Hours
- Mon–Sun 7 AM–6 PM
- Address
- 16006 Sycamore Ln, Rockville, MD 20853
Based in Bowie, 19 mi away
86/100CR ScoreRanked #12 because of its Google rating and availability: 5.0★ from 50 Google reviews, open 24/7.
- 5.0★ from 50 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10111 Martin Luther King Jr Hwy, Bowie, MD 20720
Based in Gaithersburg, 8 mi away
86/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 66 Google reviews, listed on Google as “General contractor”.
- 4.9★ from 66 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
- Address
- 9701 Fields Rd, Gaithersburg, MD 20878
#14 i4 Improvements
Based in Arlington, 19 mi away
86/100CR ScoreRanked #14 because of its Google rating and availability: 4.9★ from 55 Google reviews, open 24/7.
- 4.9★ from 55 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1104D N Quincy St, Arlington, VA 22201
Based in Washington, D.C., 16 mi away
86/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 36 Google reviews, open 24/7.
- 5.0★ from 36 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2121 14th St NW, Washington, DC 20009
Based in Mount Vernon, 23 mi away
86/100CR ScoreRanked #16 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
#17 GloRem
Based in Randallstown, 20 mi away
86/100CR ScoreRanked #17 because of its Google rating and availability: 4.8★ from 65 Google reviews, open 24/7.
- 4.8★ from 65 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9637 Liberty Rd suite n, Randallstown, MD 21133
Based in Olney
85/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 283 Google reviews, listed on Google as “Contractor”.
- 5.0★ from 283 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 17805 Howe Dr, Olney, MD 20832
Based in Bethesda, 12 mi away
85/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 73 Google reviews, listed on Google as “General contractor”.
- 4.9★ from 73 Google reviews
- Hours
- Mon–Sun 7 AM–5 PM
- Address
- 7170 Woodmont Ave, Bethesda, MD 20815
Based in Gaithersburg, 7 mi away
85/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 57 Google reviews, listed on Google as “General contractor”.
- 4.8★ from 57 Google reviews
- Hours
- Mon–Sun 9 AM–7 PM
- Address
- 9711 Washingtonian Blvd Suite 550, Gaithersburg, MD 20878
Based in Washington, D.C., 18 mi away
85/100CR ScoreRanked #21 because of its Google rating and availability: 5.0★ from 33 Google reviews, open 24/7.
- 5.0★ from 33 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 200 Massachusetts Ave NW Ste 700, Washington, DC 20001
Based in Olney
85/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Construction company”.
- 5.0★ from 20 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 3708 Hayes Manor Ln, Olney, MD 20832
Based in Catonsville, 20 mi away
85/100CR ScoreRanked #23 because of its Google rating and availability: 4.9★ from 45 Google reviews, open 24/7.
- 4.9★ from 45 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2070 Lord Baltimore Dr, Windsor Mill, MD 21244
Based in Annandale, 23 mi away
85/100CR ScoreRanked #24 because of its Google rating and availability: 5.0★ from 47 Google reviews, open 24/7.
- 5.0★ from 47 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4202 Whitney St #10, Annandale, VA 22003
Based in Silver Spring, 7 mi away
85/100CR ScoreRanked #25 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
- 5.0★ from 10 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3905 Ilford Rd, Silver Spring, MD 20906
General contractors 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 1,450 ranked general contractors here; the rest are on their profiles.
Also serving Olney
20 more general contractors within 25 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 |
|---|---|---|
| Alpha & Omega General Contractors | In Olney | |
| Armour Home Improvement | In Olney | |
| ATD Landscaping | 4.8★ (95) | In Olney |
| Benperlas LLC | 5.0★ (55) | In Olney |
| Bent Palm Construction | 4.2★ (15) | In Olney |
| Borislav Construction, Inc. | 5.0★ (1) | In Olney |
| Flores & Sons Corp DBA Flores Corp | In Olney | |
| Golden America Builders LLC | 5.0★ (16) | In Olney |
| Inversiones shirdayana | In Olney | |
| JAT Construction, Inc. | In Olney | |
| Jireh General Contractors, LLC | 4.9★ (176) | In Olney |
| KENDEN Residential Services | 5.0★ (2) | In Olney |
| Maximum Construction LLC | In Olney | |
| MDP Solutions LLC | 5.0★ (1) | In Olney |
| Red Carpet Remodeling | 4.7★ (157) | In Olney |
| Riley Brothers General Contracting | 5.0★ (1) | In Olney |
| SH Construction | 5.0★ (2) | In Olney |
| Shut it LLC | In Olney | |
| Signature Design-Build | In Olney | |
| Winfield Builders | 5.0★ (39) | In Olney |
How much do general contractors cost in Olney?
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 |
|---|---|---|---|---|---|
| Kitchen remodel | $14,650 | $27,090 | $41,780 | Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.00 South Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
| Bathroom remodel | $6,520 | $11,910 | $17,300 | Per bathroom: typical range of customer-reported remodels. US national range × 0.98 South Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
How to check a general contractor's license in Maryland
In Maryland, Maryland Home Improvement Commission licenses Home improvement contractor licenses for residential work.
- Check that the status is active and the name matches the contract or truck.
- Ask for proof of insurance before work starts.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
How we ranked Olney general contractors
We scored 1,450 Olney general contractors 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 Olney 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 |
General contractors in Olney: frequently asked questions
Who is the best general contractor in Olney?
By CR Score, the highest-ranked general contractor in Olney, MD is Equality Builders with a CR Score of 89/100. It has 4.9★ from 52 Google reviews. It is open 24/7. DeTOP Services LLC (#2) and Polished Concrete Solutions (#3) follow. We ranked 1,450 general contractors on 8 factors, last updated October 22, 2026.
How many general contractors are there in Olney?
ContractorsRanked ranks 1,450 general contractors serving Olney, MD. 2 of them are based in Olney; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which general contractors in Olney are open 24/7?
112 ranked general contractors in Olney post 24/7 hours. The highest-ranked are Equality Builders (#1), DeTOP Services LLC (#2) and Polished Concrete Solutions (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which general contractors in Olney work on weekends?
734 of 1,450 ranked general contractors post Saturday hours and 272 post Sunday hours. The highest-ranked open Saturdays are Equality Builders (#1), DeTOP Services LLC (#2) and Polished Concrete Solutions (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check a general contractor's license in Maryland?
In Maryland, Maryland Home Improvement Commission handles licensing and covers Home improvement contractor licenses for residential work.
How much does kitchen remodel cost in Olney?
Kitchen remodel typically costs $14,650 to $41,780, with $27,090 typical (Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). 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 Olney general contractors have?
The median Google rating among 1,450 rated general contractors in Olney is 5.0★, with a median of 9 reviews. Radon Resolvers, LLC has the most, 283 reviews, and ranks #18. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank general contractors?
Each general contractor 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.
Update log for Olney
- October 2026: CR Scores recalculated for 1,450 general contractors serving Olney.
- October 2026: 6 duplicate listings merged.
More general contractors and Olney pages
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- Kitchen remodelers in Olney1033 ranked
- Bathroom remodelers in Olney1018 ranked
- Flooring contractors in Olney638 ranked
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- Concrete contractors in Olney323 ranked
- Fence contractors in Olney172 ranked
- Deck builders in Olney443 ranked
- Siding contractors in Olney693 ranked
- Window installers in Olney695 ranked
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- Solar installers in Olney193 ranked
- Garage door repair companies in Olney161 ranked
- Foundation repair companies in Olney222 ranked
- Tree services in Olney310 ranked
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- Water damage restoration companies in Olney891 ranked
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- All contractors in Olney