6 masonry contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Mandan: AAA Streyle Masonry, CR Score 80/100; 4.2★ from 5 Google reviews.
Most-reviewed: Dandee Services, Inc., 38 Google reviews at 4.9★, the most of 6 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
6 Mandan masonry contractors are ranked here by CR Score, from 8 published factors. The median Google rating is 4.5★ across 6 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Best for |
|---|---|---|---|---|---|
| 1 | AAA Streyle Masonry | 80 | 4.2★ (5) | Bismarck, 8 mi away | Overall |
| 2 | Dandee Services, Inc. | 78 | 4.9★ (38) | Mandan | Most reviews |
| 3 | Quality Stone - PCS Masonry LLC | 78 | 5.0★ (6) | Mandan | — |
| 4 | Stoneshire Builders | 72 | 5.0★ (3) | Mandan | — |
| 5 | Castles Landscaping and Curbing | 72 | 4.1★ (10) | Mandan | — |
| 6 | SCI Floors - Flooring Service, Concrete Restoration Bismarck ND | 68 | 4.0★ (4) | Bismarck, 6 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: 4.2★ from 5 Google reviews, listed on Google as “Masonry contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Mandan
Ranked #2 because of its Google rating and review volume: 4.9★ from 38 Google reviews, the most Google reviews on this list (38).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Mandan
Ranked #3 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Masonry contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Mandan
Ranked #4 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Home builder”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Mandan
Ranked #5 because of its Google rating and review volume: 4.1★ from 10 Google reviews, 10 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Bismarck, 6 mi away
Ranked #6 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Flooring contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
We scored 6 Mandan 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 Mandan 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 |