Verified record
E. R. Mantini Construction is a construction business in Eastham, MA. In a 2026 Google review, a homeowner wrote that Eli Mantini and his workers did an exceptional job on a large addition plus remodeling of the existing part of their Cape ranch style home, and called his workers superb. The business holds an A+ grade from the Better Business Bureau.
Eli Mantini and his workers did an exceptional job on a large addition plus remodeling of existing part of our Cape ranch style home. His workers are superb!
Typical Greater Boston range for this kind of work, from regional averages — not a quote from E. R. Mantini Construction. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$23,000 – $35,000
Typical remodeling project around $29,000
Specializes in
Also offers
Languages
2 changes recorded — last scanned Sep 26, 2026.
LEED Gold builder3.8
Windows, doors, siding3.5
A repeat client left them a house key3.4
Seasoned proprietor2.9
Attentive project lead4.7
Precise, respectful antique-home window work2.7
Regular text and video progress updates5.0
