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Stone Wall Designers, Inc. describes itself on its website as a full-service landscape design and construction company, founded by Ezra Alves. A 2019 customer on Google praised the company.
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1 change recorded — last scanned Sep 22, 2026.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from Stone Wall Designers. 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
$4,500 – $9,000
Typical masonry project around $6,750
Step and staircase rebuilds5.0
Basement waterproofing5.0
Retaining walls5.0
Renovates century-old structures5.0
Wood and block retaining walls4.9
Third-generation masons3.8