Ranked #1 because of its Google rating and availability: 4.9★ from 126 Google reviews, open 24/7.
- 4.9★ from 126 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 805 Dunfer Hill Rd, Severna Park, MD 21146
267 masonry contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Columbia: RSA Paving, CR Score 88/100; 4.9★ from 126 Google reviews; open 24/7.
Best for emergencies (open 24/7): Petra Contractors Inc, posts 24/7 hours; ranked #2 of 267.
Most-reviewed: High's Chimney Service, 691 Google reviews at 4.8★, the most of 267 ranked; ranked #21.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
267 Columbia masonry contractors are ranked here by CR Score, from 8 published factors. 23 are open 24/7, 156 open Saturdays and 63 open Sundays, based on posted hours. The median Google rating is 4.8★ across 267 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | RSA Paving | 88 | 4.9★ (126) | Severna Park, 18 mi away | 24/7 | Overall |
| 2 | Petra Contractors Inc | 87 | 4.7★ (91) | Glen Burnie, 13 mi away | 24/7 | Emergencies |
| 3 | C Wells Asphalt Paving & Seal Coating | 86 | 4.9★ (62) | Elkridge, 6 mi away | Sat · Sun · Evenings | — |
| 4 | Solid Brick Contracting LLC | 85 | 4.8★ (156) | Bel Air North, 13 mi away | 24/7 | — |
| 5 | GiROSS CHIMNEY & DUCT SERVICES | 85 | 4.8★ (267) | Gaithersburg, 21 mi away | Sat · Sun · Evenings | — |
| 6 | American Professional Chimney and Masonry | 85 | 4.8★ (268) | Hyattsville, 21 mi away | Sat · Sun · Evenings | — |
| 7 | Chimney Sweep Clean | 84 | 5.0★ (191) | Owings Mills, 12 mi away | Sun | — |
| 8 | Sandco LLC | 84 | 5.0★ (89) | West Elkridge, 6 mi away | 24/7 | — |
| 9 | Cooper Paving | 84 | 4.7★ (80) | Glen Burnie, 12 mi away | Sat · Sun | — |
| 10 | Standard Chimney Works | 83 | 5.0★ (10) | Baltimore, 14 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and availability: 4.9★ from 126 Google reviews, open 24/7.
Based in Glen Burnie, 13 mi away
Ranked #2 because of its Google rating and availability: 4.7★ from 91 Google reviews, open 24/7.
Based in Elkridge, 6 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Masonry contractor”.
Based in Bel Air North, 13 mi away
Ranked #4 because of its Google rating and availability: 4.8★ from 156 Google reviews, open 24/7.
Based in Gaithersburg, 21 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 267 Google reviews, listed on Google as “Masonry contractor”.
Based in Hyattsville, 21 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 268 Google reviews, listed on Google as “Masonry contractor”.
Based in Owings Mills, 12 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 191 Google reviews, listed on Google as “Masonry contractor”.
Based in West Elkridge, 6 mi away
Ranked #8 because of its Google rating and availability: 5.0★ from 89 Google reviews, open 24/7.
Based in Glen Burnie, 12 mi away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 80 Google reviews, listed on Google as “Masonry contractor”.
Based in Baltimore, 14 mi away
Ranked #10 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
Based in Baltimore, 14 mi away
Ranked #11 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
Based in Baltimore, 14 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 141 Google reviews, listed on Google as “Masonry contractor”.
Based in Beltsville, 14 mi away
Ranked #13 because of its Google rating and availability: 4.9★ from 101 Google reviews, open 24/7.
Based in Arbutus, 12 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 74 Google reviews, listed on Google as “Masonry contractor”.
Based in Baltimore, 13 mi away
Ranked #15 because of its Google rating and availability: 4.6★ from 38 Google reviews, open 24/7.
Based in Columbia
Ranked #16 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Masonry contractor”.
Based in Baltimore, 16 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 91 Google reviews, listed on Google as “Masonry contractor”.
Based in Columbia
Ranked #18 because of its Google rating and trade focus: 4.8★ from 73 Google reviews, listed on Google as “Concrete contractor”.
Based in Silver Spring, 19 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 22 Google reviews, listed on Google as “Masonry contractor”.
Based in Catonsville, 6 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 17 Google reviews, listed on Google as “Masonry contractor”.
Based in Gaithersburg, 18 mi away
Ranked #21 because of its Google rating and review volume: 4.8★ from 691 Google reviews, the most Google reviews on this list (691).
Based in Bethesda, 22 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 81 Google reviews, listed on Google as “Masonry contractor”.
Based in Arnold, 22 mi away
Ranked #23 because of its Google rating and availability: 4.9★ from 29 Google reviews, open 24/7.
Based in Gaithersburg, 18 mi away
Ranked #24 because of its Google rating and review volume: 5.0★ from 157 Google reviews, 157 Google reviews.
Based in Silver Spring, 18 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 52 Google reviews, listed on Google as “Masonry contractor”.
#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 267 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 |
|---|---|---|
| 1Smartchoice | In Columbia | |
| Academy Stone | 5.0★ (2) | 10 mi |
| AM Tree Experts LLC | In Columbia | |
| Baltimore Brick Repair | 5.0★ (2) | 17 mi |
| Blue Collar Scholars Architects and Remodelers | In Columbia | |
| Brick by Brick Kitchen Design & Remodeling | 5.0★ (2) | 12 mi |
| Carpentry & Hardware Services, Inc. | 5.0★ (2) | In Columbia |
| Chesapeake Paving LLC | 5.0★ (2) | 14 mi |
| Color Match Masonry | 5.0★ (2) | 13 mi |
| Detailz Masonry and Retaining Walls | 4.0★ (2) | 19 mi |
| Kiewit Infrastructure South Co. | 5.0★ (1) | In Columbia |
| MR Hardscaping | 5.0★ (2) | 8 mi |
| Nichols Contracting, Inc. | 3.9★ (15) | In Columbia |
| Orlando homes llc | 4.2★ (5) | In Columbia |
| Pro Desk at The Home Depot | 1.0★ (2) | In Columbia |
| Pro Desk at The Home Depot | 2.5★ (2) | 20 mi |
| Stone work By Flavio & Sons LLC. | 5.0★ (2) | 16 mi |
| STONESCAPE envl. | 5.0★ (2) | 15 mi |
| Tauro Construction LLC | 1.0★ (1) | In Columbia |
| Zoppo Construction Inc | 5.0★ (2) | 19 mi |
We scored 267 Columbia 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 Columbia 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 |