Verified record
Kas Mersini Masonry builds patios, walkways, retaining walls and chimneys, and its Google profile shows 4.9 stars from 68 ratings. A recent customer said Kas built two connected patios in their backyard. A recent customer wrote that he completed retaining walls at both the front and back of the home, and that everything was completed neatly and on time. A recent customer called him very informative and very helpful with a chimney liner. A 2025 customer said Kas and his workers replaced a chimney crown and cleaned, repointed and fixed the chimney when others were unwilling to. A 2025 customer said Kas built a chimney and liner, quoted a fair price and cleaned all debris. A 2024 customer said he replaced the chimney cap, crown and legs, waterproofed, and replaced a blue stone cap he found cracked. A 2022 customer said Kas rebuilt a walkway that had washed out over the years, reused almost all of the existing materials and capped the steps in blue stone with grey stucco. A 2022 customer said he designed a new front step to avoid water problems and re-configured the first few rows of a brick walk so water drains away from the house. A 2023 customer said Kas installed a driveway apron using reclaimed granite curbing. A 2022 customer with an old colonial said he put dri lock on the basement walls, fixed the floor and cellar door steps and put in a new flue with a chain. A 2025 customer said Kas completed half of a front patio, assured them over several months that he would return, and then stopped answering the phone after taking $3,000. That 2025 customer also said the concrete he poured for new front steps was not square and had a bow in the side. Its Connecticut home improvement contractor registration, HIC.0646402, is active on the state registry under the name Kas Mersini Masonry.
Straightforward, honest man who does what he says and does it well. I would recommend him to anyone.
Recommended through a friend. Good work. Very informative and very helpful with a chimney liner
Kas did an amazing job building 2 connected patios in my backyard. He was easy to work with and I love the result!
Working with Kas has been a real pleasure. He is prompt, very responsive, and really good at what he does. I fully recommend Kas for any masonry work you may need. Five stars for Kas.
Kas and his team are awesome. Great work, affordable and on-time. Much appreciated!
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1 change recorded — last scanned Oct 30, 2026.
Typical Connecticut range for this kind of work, from regional averages — not a quote from Kas Mersini Masonry. Use it to sanity-check bids, then get the real number in writing.
A 12 × 20 patio is 240 sq ft; a 4-ft walkway is 4 sq ft for every foot of length.
Estimated range
$4,250 – $8,450
Typical masonry project around $6,350
Bluestone walk and patio5.0
Bluestone stair rebuild in a day and a half5.0
Stamped concrete patios5.0
Hot tub pads4.2
Stonework skills3.1