logo   1575 Route 112 Suite 10
Port Jefferson Station, NY 11776
(631) 473-3335

we treat you like a gem

Call Diamond Construction - Free Estimates Call (631) 473-3335

Diamond Construction is a family owned business that has been licensed and insured on Long Island for 30 years.  We specialize in vinyl siding, roofing, and windows. But our services do not stop there, just ask and we will be happy to help answer any and all questions.  There is no job too big or too small for us to handle.  Whether you’re looking for a complete installation or need some minor repairs, we’re here to help take care of all your home improvement needs. We hope you will take the time to explore our site and see how we can help make your home improvement dreams become a reality.

Why choose Diamond Construction for your home improvement needs? We provide:

  • Quality Craftsmanship
  • Stellar Customer Service
  • Diverse Skill Set


We take pride in the quality of our work and customer satisfaction that we have built over the years.  Our experienced supervisors ensure that the installation is done right the first time with professionalism that each homeowner expects.

With Diamond Construction we can guarantee that you will be treated as part of our family.  We NEVER cut corners and we ALWAYS strive to give you the best customer experience you deserve. We stand by our craftsmanship and will make sure you are 100% satisfied.

If our passion and devotion for excellence sounds like something you would like to work with, give us a call. We would be honored to help turn your dream home into an affordable reality. Schedule a Free Estimate and we can discuss how to get your project started today!

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