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Exterior Remodeling Experts Serving Massachusetts and New Hampshire

Since 2008, O’Sullivan Installs has been a trusted exterior remodeling company across Massachusetts and New Hampshire. We don’t claim to be the cheapest contractor in the area, but we do focus on providing the absolute best value for the price! In addition to our 10+ years of the Angie’s List “Super Service Award,” we’ve also earned a long list repeat customers who will happily attest to our five-star service and care.

Serving Massachusetts and New Hampshire Homeowners

We’re pleased to replace windows, siding, and doors throughout the following MA and NH communities:

Why Trust O’Sullivan Installs?

As an award-winning remodeling company for well over a decade, O’Sullivan Installs strives to be the go-to expert for homeowners throughout Massachusetts and New Hampshire. Our business was founded on core values of quality, value, and customer service, and our unmatched dedication shines through on every single job site!

No matter where among our wide-ranging service areas you make your home, we’ll treat you to our many client-focused amenities and guarantees:

  • 25+ Years of Remodeling Experience
  • Award-Winning Customer Service
  • Hardworking, Factory-Certified Installation Crews
  • Top-Quality Brands Including LP SmartSide, ProVia, Soft-Lite, and Aeris
  • Free In-Home Consultations with No Sales Pressure
  • Detailed Cost Estimates and No Hidden Fees
  • Lifetime Manufacturer Warranties
  • Our Unparalleled 10-Year Workmanship Guarantee

Owner Tim O’Sullivan still takes an active role in our daily operations and personally oversees the success of our exterior remodeling projects across Massachusetts and New Hampshire. From the initial consultation to the post-installation quality check, you can rest assured that we take your satisfaction to heart!

Contact Us for a Free, No-Obligation Consultation Today

Are you ready to transform your home with beautiful new windows, doors, or siding? Then request a free consultation in any of our MA and NH service areas by calling O’Sullivan Installs today! You can also fill out our quick online form to get started now.