Best concrete and flatwork contractors in Connecticut
These are 15 Connecticut contractors where concrete and flatwork (patios, walkways, pool decks, stamped concrete, slab lifting) is a core service. Scores come from our methodology, last updated 2026-10-03.
Firms that mainly do stone, brick and general masonry are ranked on their own page: see the best masonry contractor overall. Here, order follows the composite score, so review volume and recency count alongside the star rating. Entries with fewer reviews are flagged as lower confidence.
Picks are ranked by score and relevance to concrete & flatwork, so a lower overall score can rank higher here.
At a glance
| # | Business | Score | Rating | From | Best for |
|---|---|---|---|---|---|
| 1 | CT Master Lawn & Services LLC | 91 | 5 (100) | — | Hardscape and design-led patios |
| 2 | Groundworks Foundation Repair New Haven | 89 | 4.9 (547) | — | Sunken slab lifting |
| 3 | Sebs Landscaping & Masonry LLC | 87 | 5 (47) | — | Shoreline patios and walkways |
| 4 | R&Re Pool Deck Patio & Masonry LLC | 86 | 4.8 (57) | — | Stamped concrete pool decks |
| 5 | Signature Stamped Concrete, LLC | 83 | 5 (68) | — | Stamped concrete patios |
| 6 | A and A Masonry Co. - Stamped Concrete Patios - Walkways - Retaining Walls - Stone Veneers | 80 | 5 (13) | — | Drainage and grading fixes |
| 7 | Keith's Advanced Landscaping | 81 | 5 (32) | — | Clean, punctual patio jobs |
| 8 | Geni Masonry LLC | 79 | 4.7 (35) | — | Quick stamped and paver jobs |
| 9 | De La Paz Masonry | 79 | 5 (15) | — | Difficult sites, custom masonry |
| 10 | KDmasonryCT | 78 | 5 (7) | — | Pavers and walkways |
| 11 | Mateo Masonry | 76 | 4.3 (11) | — | Grading and stone placement |
| 12 | Wallder Construction | 75 | 4.8 (19) | — | Stucco and color matching |
| 13 | Klayton's Pool Decks LLC | 74 | 5 (9) | — | Pool decks and stamped patios |
| 14 | Eagle King Construction LLC | 74 | 5 (9) | — | Patios, sitting walls, fire pits |
| 15 | Connecticut Masonry LLC | 73 | 5 (6) | — | Commercial and mixed masonry |
1. CT Master Lawn & Services LLC
5 (100 reviews)score 91/100

A 5.0 rating across 100 reviews is the strongest record in this group, and confidence is high. The Cromwell-based crew handles paver patios, concrete walls, walkways and bigger jobs like a 100-foot stream installation, and the work is reported to hold up years later.
- 100 reviews, all five stars
- Owner Eleazar is named for design ideas and reliability
- Thorough end-of-day cleanup
- Handles scope changes and multi-level builds
Watch out: Landscaping and stonework are part of the mix, so ask to see concrete-specific jobs.
Google-verified100 Google reviewsa decade
Services: hardscaping patios, stone masonry, brick masonry, concrete flatwork
2. Groundworks Foundation Repair New Haven
4.9 (547 reviews)score 89/100

With 547 reviews at 4.9, this is the most heavily reviewed business here. Its focus is polyurethane foam injection to raise settled slabs and garage floors, plus foundation and basement work, with warranty backing and no-pressure inspections.
- Foam slab lifting explained on video
- Named inspectors who explain issues patiently
- Clean job sites and minimal mess
- Warranty-backed repairs
Watch out: A few reviewers reported start-date scheduling delays and sunken concrete not fully fixed.
Google-verified547 Google reviews
Services: brick masonry, concrete flatwork, hardscaping patios
3. Sebs Landscaping & Masonry LLC
5 (47 reviews)score 87/100

Five stars from 47 reviews, with consistent notes about showing up when promised and finishing clean. Custom paver patios, walkways and retaining walls are offered across Stratford, Fairfield, Trumbull, Shelton, Milford and nearby towns.
- On-time, fast execution
- Owner explains the work beforehand
- Licensed and insured, 10+ years claimed
- Covers grading and lawn restoration after the build
Watch out: Much of the praise is for lawn care, so the hardscape sample is smaller than the review count suggests.
Google-verified47 Google reviews10+ Years Experience
Services: hardscaping patios, brick masonry, stone masonry, concrete flatwork
4. R&Re Pool Deck Patio & Masonry LLC
4.8 (57 reviews)score 86/100

Stamped concrete, pool decks and walkways around Watertown, rated 4.8 from 57 reviews. Reviewers like the attention to proper curing timelines and the willingness to adjust plans mid-project.
- Owner Rezi leads the work
- Proper curing protocols
- Flexible with design changes
- Fair pricing
Watch out: Confidence is medium, and the service area appears centered on Watertown and nearby towns.
Google-verified57 Google reviews
Services: hardscaping patios, concrete flatwork, brick masonry, masonry restoration
5. Signature Stamped Concrete, LLC
5 (68 reviews)score 83/100

A 5.0 rating from 68 reviews, though our sentiment notes cite only 20 reviews, so confidence is low. Milton is praised for quick replies, coordinating with other trades and daily cleanup.
- Stamped patios, walkways and sidewalks
- Fast responses and mid-job updates
- Clean sites, crews in company shirts and vehicles
- Strong repeat and referral business
Watch out: Review data is inconsistent, so treat the score as less certain than higher-ranked entries.
Google-verified68 Google reviews
Services: brick masonry, stone masonry, hardscaping patios, concrete flatwork
6. A and A Masonry Co. - Stamped Concrete Patios - Walkways - Retaining Walls - Stone Veneers
5 (13 reviews)score 80/100

All 13 reviews are five stars, and the owner, Ben, is credited with solving drainage and leveling problems that others missed. Customers say pricing came in well below larger competitors. The review count is modest.
- Owner-led, hands-on work
- Good at water management and grading
- Honest, competitive pricing
- Easy communication
Watch out: Only 13 reviews, so the track record is short.
Google-verified13 Google reviews
Services: hardscaping patios, masonry restoration, brick masonry, stone masonry
7. Keith's Advanced Landscaping
5 (32 reviews)score 81/100

Thirty-two five-star reviews describe on-time patio, walkway and stone work with detailed estimates. One reviewer noted the crew even rinsed the garage afterward.
- Perfect 5.0 across 32 reviews
- Collaborative, detailed estimates
- Clean, respectful worksite
- Fair pricing for the craftsmanship
Watch out: It is a landscaping firm, so concrete is one of several services.
Google-verified32 Google reviews
Services: stone masonry, brick masonry, hardscaping patios, concrete flatwork
8. Geni Masonry LLC
4.7 (35 reviews)score 79/100

Rated 4.7 from 35 reviews, with many jobs finished in two to three days. Crews are punctual and accommodate changes such as wider stairs or extra borders.
- Fair quotes without add-ons
- Fast turnarounds
- Adapts to mid-project changes
- Punctual crews
Watch out: One 2-star review cited poor stonework grout lines, leftover concrete on siding and a slow response to repair calls.
Google-verified35 Google reviewssince 2015
Services: concrete flatwork, stone masonry, brick masonry, hardscaping patios
9. De La Paz Masonry
5 (15 reviews)score 79/100

Rigo takes on retaining walls, tricky access and complex patio builds that other contractors turn down. A 5.0 from 15 reviews, so confidence is medium, and recency is somewhat lower than most.
- Sources Belgian block or reclaimed brick on request
- Takes on difficult site access
- Owner on site alongside the crew
- Transparent budgeting
Watch out: More custom masonry than pure flatwork, and the review count is small.
Google-verified15 Google reviewssince 2008
Services: masonry restoration, hardscaping patios, brick masonry, concrete flatwork
10. KDmasonryCT
5 (7 reviews)score 78/100

Five stars from only 7 reviews, so treat it as promising rather than proven. Reviewers cite punctual crews, well-aligned paver work and same-day quotes, with asphalt also mentioned.
- Clean, well-aligned pavers
- Multiple quotes, often same day
Watch out: Very few reviews.
Google-verified7 Google reviews
Services: brick masonry, concrete flatwork, stone masonry, commercial masonry
11. Mateo Masonry
4.3 (11 reviews)score 76/100

Rated 4.3 from 11 reviews, the lowest star rating here, but comments are positive on grading, leveling and large patios, slabs and facades. The crew communicates well and cleans up.
- Precise grading and leveling
- On-time on large projects
- Friendly, professional crew
- Fair labor pricing
Watch out: The 4.3 rating suggests at least one weaker experience, on a small sample.
Google-verified11 Google reviews
Services: stone masonry, concrete flatwork, brick masonry, hardscaping patios
12. Wallder Construction
4.8 (19 reviews)score 75/100

Rated 4.8 from 19 reviews, with 20+ years of experience and certified Parex applicator credentials. It is mainly a stucco contractor, so it fits flatwork loosely, but the crews handle jobs from small repairs to a 237-unit apartment building.
- Accurate color-matching to existing finishes
- Clear upfront pricing
- Thorough daily cleanup
- Scales to multi-unit work
Watch out: One older review mentioned slow quote response, and stucco is its focus, not slabs.
Google-verified19 Google reviews20+ years
Services: brick masonry, commercial masonry, masonry restoration, stone masonry
13. Klayton's Pool Decks LLC
5 (9 reviews)score 74/100

A stamped concrete and pool deck specialist rated 5.0 from 9 reviews, though the written summary refers to six, so confidence is low. Moises and crew are praised for punctuality, fair rates and follow-up sealing.
- Stamped patio and pool deck focus
- Punctual with fast completion
Watch out: Small review base and low confidence.
Google-verified9 Google reviews
Services: brick masonry, concrete flatwork, hardscaping patios
14. Eagle King Construction LLC
5 (9 reviews)score 74/100

Nine five-star reviews, with repeat customers and a church that called its repairs impeccable on a tight budget. Tony is hands-on and known for meticulous layout.
- Punctual and reliable
- Careful design and layout
Watch out: Only nine reviews.
Google-verified9 Google reviews10 years of experience
Services: stone masonry, brick masonry, masonry restoration, concrete flatwork
15. Connecticut Masonry LLC
5 (6 reviews)score 73/100

Six five-star reviews cover stone walls, foundations, commercial concrete and paving. Luis and team are described as fast, clean and friendly, with several trades in-house.
- On-time, clean work
- Multiple trades in-house
Watch out: The smallest review base here, so confidence is limited.
Google-verified6 Google reviewsSince 2003
Services: concrete flatwork, commercial masonry, brick masonry, chimney masonry
How these rankings are worked out
| Signal | Weight |
|---|---|
| Review sentiment | 28% |
| Google rating | 26% |
| Review volume | 20% |
| Profile completeness | 16% |
| Review recency | 10% |
Ranking data checked 2026-10-03 · Full methodology ›
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Guides before you choose
- What concrete patios and driveways cost in Connecticut
Typical price ranges for concrete patios, driveways, and slabs in Connecticut, what drives the cost up or down, and how to read a quote.