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Portsmouth Commercial & Residential Roofer

- Capitalizing on over 20 years of specialized roofing expertise, DeSalvo Contracting is thrilled to provide its all-inclusive services to Portsmouth, NH, and its surrounds.
- Executing superior roof setup, upkeep, and refurbishment.
- Applying first-class materials to ensure lasting sturdiness and visual appeal.
- Serving a diverse range of establishments and communities in Portsmouth, NH:

- Warehousing Units
- Industrial Plants
- Corporate Hubs
- Broad-scale Residential Buildings
- Multiple Unit Residences
- Condominium Collectives
- Residents' Associations
- Property Administration Firms

Select DeSalvo Contracting for top-notch service and steadfast protection of your investment.

Your low slope/flat commercial roofing specialists in Portsmouth, NH

- Excelling in servicing large Apartment Complexes in Portsmouth, NH

- Providing superior roofing services for Warehouses in Portsmouth, NH

- Expertise in catering to Multi-Family Units in Portsmouth, NH

- High-quality maintenance and installation for Industrial Buildings in Portsmouth, NH

- High-standard roofing services for Condos in Portsmouth, NH

- Durable and reliable roofing systems for Offices in Portsmouth, NH

Our speciality lies in the installation of low slope/flat commercial roofing systems, catering not just to the Portsmouth, NH locality but also serving regionally and nationally. We use top-of-the-line roofing systems such as EPDM (Ethylene Propylene Diene Terpolymer) and TPO (Thermoplastic Polyolefin), ensuring maximum durability and performance.

Is your roof in Portsmouth, NH giving you hints? Discover the usual signs of a roofing problem by clicking below. It's important not to dismiss the cues your roof may be offering. From Portsmouth to the surrounding NH areas, we're here to help understand and resolve your roofing issues.

Certified Commercial & Residential Roofer in Portsmouth, NH

DeSalvo holds prestigious certifications from leading roofing brands such as IKO, CertainTeed, and Genflex. Each of our team members boasts a minimum OSHA 10 Certification, and all our client projects are meticulously overseen by our dedicated full-time safety officer. We have built a solid reputation for providing reliable, trustworthy, and economical roofing services in Portsmouth, NH. Contact us today to discuss your commercial roofing requirements!


Commercial Roof Maintenance in Portsmouth, NH
Commercial Roof Inspections in Portsmouth, NH
Commercial Roof Snow Removal in Portsmouth, NH

CertainTeed Select ShingleMaster
Owens Corning preferred contractor

Your Residential Roofer in Portsmouth, NH

DeSalvo Contracting is delighted to extend its residential roofing services to Portsmouth, NH, and the surrounding communities. Our roofs are installed using superior quality materials and skilled craftsmanship, offering both visual appeal and enduring protection. We are eager to discuss your specific roofing needs.

- New Home Construction in Portsmouth, NH
- Home Renovations in Portsmouth, NH
- Garage Roofing in Portsmouth, NH
- Roofing for Additions in Portsmouth, NH
- Roof Replacement in Portsmouth, NH

Our goal is to provide exceptional service and results for every project we undertake in Portsmouth, NH. Contact us today!

Have you seen our outstanding roofing reviews?

The best testament to our work is our outstanding customer reviews. Click below to see what our customers have to say about us.

Looking for a Roofer in Portsmouth, NH

DeSalvo Contracting is a trusted provider of quality residential and commercial roofing services in Portsmouth, New Hampshire, and surrounding communities. Contact us to schedule a free roofing estimate and discuss your roofing needs.


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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