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An article on nhregister.com describes F.J. Dahill Co. of New Haven as a structural restoration firm that opened its doors in 1883, providing roofers and steeplejacks around the Northeast. The company says it has been in business 143 years and offers 24/7 emergency service. Google shows 4.2 stars from 5 ratings. Connecticut lists its home improvement contractor registration, HIC.0531465, as active, held by F J Dahill Co Inc.
“workers from the F.J. Dahill Construction Co. have already begun the lengthy process of dividing, surveying and numbering each section of the house.”
“For more than a century the church has had an association with F.J. Dahill Co. of New Haven, which opened its doors in 1883 , providing roofers and steeplejacks around the Northeast as part of its structural restoration firm.”
“F.J. Dahill Co. of New Haven will then replace the foam.”
Typical your area range for this kind of work, from regional averages — not a quote from F J Dahill Co Inc. Use it to sanity-check bids, then get the real number in writing.
A square is 100 sq ft of roof surface — bigger than the floor plan because of pitch and overhangs.
Estimated range
$9,000 – $18,600
Typical roofing project around $13,800
Specializes in
Languages
1 change recorded — last scanned Oct 13, 2026.
One-day roof replacements5.0
Two-day roof replacement, finished as promised5.0
Same-day leak patch4.9
Roof replacement finished in one day4.9
Flat roof replaced and the leaks stopped3.3
14 years in business3.2
Complete roof replaced in 1.5 days3.9