Double D Contractors Inc provides residential and commercial interior and exterior renovations and dormers and extensions in the Nassau County, NY area.

Basement Waterproofing is our only business! Do you have water in the basement? Vulcan Basement Waterproofing is not a franchise and we do not subcontract any work. When you do business with Vulcan, it's Vulcan who does the work. Professional, reliable, and experienced - We've been in business for 70 years, basement waterproofing in New York, Long Island, New Jersey,... Read More about Vulcan Waterproofing & Flooring

JJM Construction is family owned & operated since 1955. We are your Roofing, Siding and Waterproofing Expert on Long Island. Whether you're looking for a residential or commercial roofing project, JJM Construction is your top quality resource. Specializing in roof repairs and cedar shake roofs. Contact us today and get a free quote on your next roof, siding or waterproofing... Read More about JJM Roofing & Waterproofing