Verified record
D.A. Sullivan & Sons describes itself as a mid-sized general contracting, construction management and owner's project management firm based in Northampton, Massachusetts. The company says it has 129 years in business. BusinessWest has profiled its construction history in Western Massachusetts, and WWLP has reported recognition for creating opportunities for women in construction. Its Better Business Bureau grade is A+.
βD.A. Sullivan & Sons Welcomes Sarah Ouimette to Leadership Teamβ
βIt started with a few people building a home in Williamsburg in 1897. And over the past 125 years, the firm that came to be known as D.A. Sullivan & Sons Inc . has expanded in every way a construction firm can. Its vast portfolio of projects includes construction and renovation of schools, libraries, hospital facilities, dormitories, churches, and much more.β
βD.A. Sullivan & Sons Builds on a Long Heritage in Western Mass.β
βD.A. Sullivan & Sons recognized for creating opportunities for women in constructionβ
Typical Greater Boston range for this kind of work, from regional averages β not a quote from D.A. Sullivan & Sons, Inc. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$23,000 β $35,000
Typical remodeling project around $29,000
Specializes in
Languages
2 changes recorded β last scanned Oct 1, 2026.
Decks and porches5.0
Clients returning for 10 and 20 years5.0
Detailed craftsmanship5.0
Renovates century-old structures5.0