Business Details
37 Years
experience
Trusted Home Remodeling Services in Long Island
Unified Home Remodeling has been a trusted name in exterior home improvement since 1989. Founded as Unified Window Systems, Inc., the company has grown into a family-owned enterprise serving Long Island and New York with a 99.6% customer satisfaction rating across 350,000+ projects. Our expertise spans roofing, siding, windows, doors, masonry, and more, backed by partnerships with industry leaders like Owens Corning, GAF, and CertainTeed.With four showrooms and 20 installation crews, we prioritize quality craftsmanship, certified professionals, and innovative solutions tailored to local climate challenges. Our commitment to excellence is reflected in our A+ BBB rating, ENERGY STAR certification, and decades of accolades recognizing our customer-centric approach and technical expertise.
Services
Roofing
Siding
Windows
Doors
Masonry
Awnings
Porticos
Gutters
Insulation
Fencing
Details
- Year established: 1989
Highlights and features
- Family-owned since 1989 with 35+ years of local expertise
- 99.6% customer satisfaction rating across 350,000+ projects
- Products sourced exclusively from USA-based manufacturers
- Certified installers for top brands like Owens Corning and GAF
- Flexible financing options with no money down available
Associations and certifications
- A+ Better Business Bureau
- ENERGY STAR
- EPA Lead-Safe Certified
- GAF Master Preferred
- Owens Corning Platinum Preferred
- TAMKO Mastercraft Pro Certified
What people say
On time
Looks perfect
Pleased with outcome
Done quickly
No issues
Services
Roofing
Unified provides certified roofing solutions using premium materials from Owens Corning, GAF, and TAMKO. Our Platinum Preferred status ensures industry-leading warranties and climate-specific durability. Services include full replacements, overlays, and leak repairs with energy-efficient systems that reduce cooling costs. Professional installations feature ice & water barriers and synthetic underlayment for Long Island's weather conditions.
Siding
We install premium vinyl, composite, and stone siding from CertainTeed, ProVia, and Tando. Our 5-Star Certified installations enhance energy efficiency while resisting mold and fading. Options include maintenance-free vinyl with fade-resistant colors and composite stone for architectural accents. Each project includes professional color consultation and lifetime warranty options.
Windows
ENERGY STAR-certified window installations from Andersen, Pella, and Ideal improve insulation and curb appeal. Our certified contractors specialize in vinyl, wood, and fiberglass replacements with custom sizing. Features include noise-reducing glass packages and maintenance-free frames designed for coastal climates. All installations include professional trim restoration.
Doors
Unified offers entry, patio, and storm door installations from Andersen and ProVia. Security-focused options feature reinforced frames and multi-point locking systems. Our energy-efficient models include fiberglass and steel doors with customizable finishes. Professional installation includes threshold sealing and weatherstripping for optimal energy performance.
Masonry
Custom masonry services create durable outdoor living spaces using Cambridge Pavers and Tando Composite Stone. Projects include patios, walkways, and retaining walls with permeable paver options. Our craftsmen use advanced installation techniques for frost resistance in northern climates. All work includes proper drainage solutions to prevent water damage.
People
Steven J. DiMare
Founder
Founded Unified in 1989 after starting in construction at age 18. Built company from window specialist to full-service remodeler with 15M+ annual sales. Recognized industry leader until passing in 2025.
Steven M. DiMare
CEO
Joined family business in high school, progressing from warehouse to CEO. Marketing director before leadership role. Continues legacy after father's passing with focus on customer satisfaction and innovation.
Questions
What areas do you service?
We serve all Long Island counties plus Brooklyn, Queens, Staten Island, Bronx, and Westchester County with four local showrooms.
Do you handle permits and inspections?
Yes, our team manages all required permits, inspections, and paperwork for your remodeling project.
What financing options are available?
We offer flexible financing including low-interest plans and no-money-down options through multiple lenders.
Are your installers certified?
All technicians are factory-certified for major brands and maintain industry-specific accreditations like EPA Lead-Safe certification.
What warranties do you offer?
We provide industry-best warranties including manufacturer warranties on materials and our own workmanship guarantee.
Can you handle multi-unit properties?
Yes, we specialize in HOA and condo renovations with dedicated project managers for complex installations.
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