306 masonry contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Olney: GiROSS CHIMNEY & DUCT SERVICES, CR Score 87/100; 4.8★ from 267 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Petra Contractors Inc, posts 24/7 hours; ranked #5 of 306.
Most-reviewed: Rooftop Chimney Sweeps, 1,913 Google reviews at 5.0★, the most of 306 ranked; ranked #16.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
306 Olney masonry contractors are ranked here by CR Score, from 8 published factors. 18 are open 24/7, 183 open Saturdays and 71 open Sundays, based on posted hours. The median Google rating is 4.9★ across 306 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | GiROSS CHIMNEY & DUCT SERVICES | 87 | 4.8★ (267) | Gaithersburg, 7 mi away | Sat · Sun · Evenings | Overall |
| 2 | American Professional Chimney and Masonry | 84 | 4.8★ (268) | Hyattsville, 16 mi away | Sat · Sun · Evenings | — |
| 3 | A1 Masonry Contractors | 84 | 4.9★ (164) | Washington, D.C., 17 mi away | Sat · Sun · Evenings | — |
| 4 | A1 Masonry Contractors | 83 | 4.9★ (135) | Arlington, 17 mi away | Sat · Sun · Evenings | — |
| 5 | Petra Contractors Inc | 83 | 4.7★ (91) | Glen Burnie, 24 mi away | 24/7 | Emergencies |
| 6 | C Wells Asphalt Paving & Seal Coating | 82 | 4.9★ (62) | Elkridge, 18 mi away | Sat · Sun · Evenings | — |
| 7 | Fortune Stoneworks | 82 | 4.8★ (22) | Silver Spring, 10 mi away | Sat · Sun | — |
| 8 | NRC Landscape Construction | 81 | 5.0★ (41) | McLean, 18 mi away | Sat · Sun | — |
| 9 | Actaeon LLC | 81 | 4.9★ (101) | Beltsville, 11 mi away | 24/7 | — |
| 10 | High's Chimney Service | 81 | 4.8★ (691) | Gaithersburg, 5 mi away | — | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.8★ from 267 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Hyattsville, 16 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 268 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Washington, D.C., 17 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 164 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Arlington, 17 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 135 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Glen Burnie, 24 mi away
Ranked #5 because of its Google rating and availability: 4.7★ from 91 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Elkridge, 18 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Silver Spring, 10 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 22 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in McLean, 18 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Beltsville, 11 mi away
Ranked #9 because of its Google rating and availability: 4.9★ from 101 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Gaithersburg, 5 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 691 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Bethesda, 12 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 81 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Silver Spring, 6 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 52 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rockville, 6 mi away
Ranked #13 because of its Google rating and availability: 4.6★ from 225 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Gaithersburg, 6 mi away
Ranked #14 because of its Google rating and availability: 5.0★ from 157 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Spring Ridge, 4 mi away
Ranked #15 because of its Google rating and availability: 5.0★ from 22 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Alexandria, 24 mi away
Ranked #16 because of its Google rating and review volume: 5.0★ from 1,913 Google reviews, the most Google reviews on this list (1,913).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Gaithersburg, 6 mi away
Ranked #17 because of its Google rating and trade focus: 4.7★ from 9 Google reviews, listed on Google as “Masonry contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Glen Burnie, 22 mi away
Ranked #18 because of its Google rating and trade focus: 4.7★ from 80 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owings Mills, 24 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 191 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rockville, 8 mi away
Ranked #20 because of its Google rating and availability: 5.0★ from 25 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in West Elkridge, 18 mi away
Ranked #21 because of its Google rating and availability: 5.0★ from 89 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Silver Spring, 9 mi away
Ranked #22 because of its Google rating and availability: 5.0★ from 28 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Bethesda, 10 mi away
Ranked #23 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Baltimore, 22 mi away
Ranked #24 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Germantown, 9 mi away
Ranked #25 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Masonry contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
#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 306 ranked masonry contractors here; the rest are on their profiles.
20 more masonry 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 |
|---|---|---|
| Alex's Masonry Service | 5.0★ (2) | 20 mi |
| Ashburn Home Painters | 3.0★ (2) | 24 mi |
| Brick by Brick Kitchen Design & Remodeling | 5.0★ (2) | 4 mi |
| Chesapeake Paving LLC | 5.0★ (2) | 21 mi |
| Color Match Masonry | 5.0★ (2) | 24 mi |
| Construction & Multi Services LLC | Scaffolding Rental Services | 5.0★ (2) | 8 mi |
| Eight Brothers Development | 5.0★ (2) | 16 mi |
| G. Averella Masonry | 5.0★ (2) | 22 mi |
| Heppler Handyman Services | 5.0★ (2) | 20 mi |
| Iron Will Landscaping | 5.0★ (2) | 20 mi |
| Milagros stone works | 4.0★ (2) | 19 mi |
| MR Hardscaping | 5.0★ (2) | 21 mi |
| Pro Desk at The Home Depot | 5.0★ (2) | 7 mi |
| Pro Desk at The Home Depot | 1.0★ (2) | 13 mi |
| Pro Desk at The Home Depot | 2.5★ (2) | 19 mi |
| Pro Desk at The Home Depot | 4.5★ (2) | 21 mi |
| Ruiz J Stone Masonry, LLC. | 5.0★ (2) | 18 mi |
| Stone work By Flavio & Sons LLC. | 5.0★ (2) | 4 mi |
| Techo-Bloc store at Sisler's Stone | 5.0★ (2) | 20 mi |
| The Wayne Group Inc | 5.0★ (2) | 17 mi |
We scored 306 Olney masonry 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 |