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Business Details
39 Years
experience
Expert Roofing & Siding Solutions in Long Island
DiCostanzo Home Improvements has been delivering exceptional roofing and siding solutions since 1987. Founded by Anthony DiCostanzo, our team combines decades of hands-on experience with a commitment to staying current with industry advancements. We prioritize professionalism, efficiency, and open communication to ensure client satisfaction on every project. Our focus on quality craftsmanship and customer-centric service has made us a trusted name in Long Island home improvements. We specialize in roofing installations, siding upgrades, window replacements, and gutter systems tailored to enhance property value and durability. By maintaining transparent communication throughout each project, we aim to exceed expectations while addressing every client's unique needs.

Our dedication to excellence is reflected in the long-standing relationships we've built with homeowners across Nassau and Suffolk counties. With a foundation rooted in integrity and technical expertise, we approach every job with the same passion that has defined our work since day one. Our goal is to transform homes while providing peace of mind through licensed, insured services backed by proven results. This unwavering commitment to quality has earned us consistent recommendations from satisfied clients throughout the region.
Services
Roofing Services Siding Solutions Window Replacements Gutter Installations Home Repairs
Details
  • Year established: 1987
Highlights and features
  • We offer 35+ years of specialized roofing and siding expertise
  • Our team maintains open communication throughout every project
  • We provide licensed and insured home improvement services
  • We serve Nassau and Suffolk counties with local market knowledge
  • Our solutions focus on long-term property value and protection
What people say
Exceptional every single time Highly recommended Professional care Quality work Satisfied customers
Services
Roofing Services
Professional roof installations and repairs protect homes from weather damage while increasing property value. Our team uses premium materials and modern techniques to ensure long-lasting protection. We serve residential clients in Long Island with customized solutions that meet both functional and aesthetic needs.
Siding Solutions
Quality siding installations improve energy efficiency and curb appeal through durable, weather-resistant materials. We offer various styles to complement different architectural designs while providing lasting protection against Long Island's climate conditions.
Window Replacements
Energy-efficient window replacements enhance home comfort and reduce utility costs through modern insulation technology. Our selection includes durable options that maintain aesthetic appeal while improving thermal performance for Long Island properties.
Gutter Installations
Custom gutter and leader systems protect foundations from water damage through proper drainage solutions. We install durable systems designed to handle local weather patterns while maintaining seamless integration with existing architecture.
Home Repairs
Comprehensive exterior repair services address weather damage and wear while maintaining structural integrity. Our team handles various home improvement needs with attention to detail that preserves both function and appearance.
People
Anthony DiCostanzo
Founder
With over 35 years in the industry since starting at age 17, Anthony brings deep expertise in roofing and siding solutions. His commitment to quality and customer satisfaction drives the company's approach to every project.
Questions
What home improvement services do you specialize in?
We specialize in roofing, siding, window replacements, gutter systems, and exterior repairs tailored to Long Island properties.
Are you licensed and insured for home improvement work?
Yes, we are fully licensed and insured to provide roofing and siding services in Long Island, NY.
What areas do you serve?
We primarily serve Nassau and Suffolk counties on Long Island for residential home improvement projects.
Do you offer free project estimates?
Yes, we provide free estimates for all roofing and siding projects to help homeowners plan their improvements.
How long has your company been in business?
Anthony DiCostanzo started in the industry in 1987, and our company has been serving Long Island homeowners since then.
How do you ensure customer satisfaction?
We maintain open communication throughout each project and prioritize quality craftsmanship to meet client expectations.
Reviews (1)
Wendy Parks
Jul 24, 2018 Report
If you're looking for an honest, dependable, hard-working contractor, you'll find that in Tony DiCostanzo. His professionalism, experience and meticulous work shows in the final product every time. I highly recommend DiCostanzo Home Improvements!