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Derry Residential & Commercial Roofer

A trusted local home roof installer, DeSalvo Contracting has over 20 years of experience. We pride ourselves in our reputation for outstanding quality workmanship and customer service. If you’re looking for a new or replacement roof, call us for a free estimate.

Licensed and Insured Roofer

Our highly skilled technicians are fully licensed and insured, and receiving ongoing training in safety and the latest roofing techniques and advances. You can count on our professional team for all of your roofing needs.

New Home Construction

Home Roof Replacement

Home Additions & Renovations

Garage Roofs

Is your roof in trouble? Click below to find out.

Certified Residential Roofers in Derry, NH

The quality of our work sets us apart from others in our industry, as does our certification with three of the top roofing brands—IKO, CertainTeed and Genflex. Our team is composed of OSHA 10 Certified members and we have a full-time safety officer with expertise in construction safety so you can trust your job will be completed to the highest standard.

CertainTeed Select ShingleMaster
Owens Corning preferred contractor

Get the Best Roofing Warranty

Meeting the highest standards in our industry allows us to provide you with an extended warranty on your roof, giving you peace of mind about your investment.

Top Rated Roofers

Our customer reviews speak volumes about the quality of our work. Click below to hear from our many satisfied roofing customers.

Installing and Replacing Roofs in Londonderry

Our team installs and replaces roofs for homeowners and businesses in Londonderry and surrounding communities in New Hampshire. Schedule your free roofing estimate today!


DeSalvo Contracting is the region’s premier provider of commercial and residential roofing, gutters, siding, and facade services. Our longstanding mission has been to provide quality products, outstanding craftsmanship, and unparalleled customer service: our Core Values guide this mission.

DeSalvo core values gear


Frequently Asked Roofing Questions

  • Yes! We proudly hold certifications with the industry’s best roofing manufacturers, including IKO, CertainTeed, and GenFlex.

  • We’ve served the residential and commercial roofing needs of New Hampshire and Massachusetts for over 20 years.

  • We are licensed and insured in the states of New Hampshire and Massachusetts.

  • Safety is our top priority. We are an OSHA-certified roofing company and every roofing project is overseen by our full-time safety officer.

  • As a certified roofing contractor, we are able to offer the best roofing warranties in the industry. Contact us to discuss your options.

  • There are several signs of a troubled roof, click here to learn some of the most common ones.

  • Yes! We specialize in low slope/flat roofing systems, offering EPDM and TPO products.

    Click here to learn more.

  • As a full-service commercial and residential contractor, we also install gutters, siding, and facades.

DeSalvo area of service map
Roofing Service in NH AND MA

We serve Litchfield, New Hampshire and towns within a 40-mile radius of Manchester. If you don't see your town listed below, give us a call.

Merrimack County, NH

Andover, Allenstown, Boscawen, Bow, Bradford, Canterbury, Chichester, Concord, Danbury, Dunbarton, Epsom, Franklin, Henniker, Hill, Hooksett, Hopkinton, Loudon, Newbury, New London, Northfield, Pembroke, Pittsfield, Salisbury, Sutton, Warner, Webster, Wilmont

Hillsborough County, NH

Amherst, Antrim, Bedford, Bennington, Brookline, Deering, Francestown, Goffstown, Greenfield, Greenville, Hancock, Hillsborough, Hollis, Hudson, Litchfield, Lyndeborough, MilfordManchester, Mason, MerrimackMilford, Mont Vernon, Nashua, New Boston, New Ipswich, Pelham, Peterborough, Sharon, Temple, Weare, Wilton, Windsor

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