About Us

 John Denisco Construction Company LLC (JDCC) is a Construction Company that Specializes in various types of Roofing and siding. They have ability to complete both residential and commercial projects. There are no projects to big or to small. Weather it is asphalt roofing, Rubber roofing, (TPO), Metal roofing, or wood shakes we have the ability to get the job done in an efficient effective manner.We are based out of Manchester, New Hampshire and our service area includes Southern Maine, New Hampshire, and all the way to the North Shore of Boston, Massachusetts.

We pride ourselves in our ability to provide our clients with the absolute best service and craftsmanship in our industry. We take the time to listen and clearly understand each customers wants and needs in regards to their own individual project. This allows us to have a clear awareness of the scope of work and how we can best service their needs at a competitive price. We have many satisfied clients that we can happily provide references for. Click on our Reviews page to read a few of our past and returning customers.
Prior to creating the John Denisco Construction company Roofing and Siding. John Denisco acquired the skills to master the art of construction and carpentry through many years of experience working directly in the field. He developed a passion for the building trades and decided to branch out and form his own business. His over 20 years of experience in the general construction carpenty field let him to specialize in the exteriors of residential and commercial properties.
Almost all of the new clients that contact us at John Denisco Construction Company LLC (JDCC) are referred from previous customers. We believe in providing quality work, and in return have built our business up over the years primarily through word of mouth from satisfied clients. Our customers have shown us that advertising isn’t always necessary when we simply provide a quality service and stand behind our craftsmanship.
At the Denisco Construction Company we have all of the necessary insurance to cover your project. We’ll be happy to have our insurance agent email, mail or fax our coverage to you before we start your project.
The owner John Densico is readily available from 7AM to 7PM via cell phone. After business hours clients can always text or email with any questions or concerns. If a client has a house emergency (especially with a roof in the winter after a storm) rest assured that we at the John Denisco Construction Company LLC (JDCC) will go out of our way to help them aleviate the problem quickly and safely giving the home owner piece of mind.

Need Emergency Repair? Call Us (603) 674-2071

roofing and construction

Quality & Reability
With 100% Satisfaction

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Project Estimate
Pickup Your Roof
Maintenance Things
Reliably Completing
The Roofing Project
Enjoy Our Highest
Quality Rooftop Work

Need a roof installation or replacement then give us a call.