Transform Your Long Island Home with Sivachco Construction.
As your trusted Long Island home renovation contractor, Sivachco Construction specializes in comprehensive, full-service renovations across Bethpage, Garden City, Plainedge, Massapequa, and throughout Nassau and Suffolk County. Whether you’re dreaming of a complete home overhaul, a partial remodel, or refreshing multiple areas, our A+ BBB Rated team delivers exceptional craftsmanship and a seamless, stress-free experience from concept to completion.

Your Vision, Expertly Built: Our Home Renovation Services
From revitalizing outdated spaces to reimagining entire layouts, a professional home renovation significantly enhances your living experience and boosts your property value. As your full-service general contractor, we meticulously manage every aspect of your project.
Our home renovation services in Nassau and Suffolk County include:
- Whole-Home Remodels: Complete overhauls to modernize your entire living space, tailored to your style and needs.
- Kitchen & Bathroom Renovations: Upgrade the most important rooms in your home for beauty, comfort, and functionality.
- Basement Finishing & Remodeling: Convert unused space into vibrant living areas, home offices, or entertainment zones.
- Home Additions & Extensions: Seamlessly expand your footprint to gain extra bedrooms, living rooms, or any space you need.
- Flooring & Tile Work: Expert installation for all areas of your home, from durable hardwoods to intricate tile designs.
- Exterior Enhancements: Siding, windows, and door replacements that improve curb appeal, energy efficiency, and protection.
Ready to start planning? Request your FREE, detailed estimate today!
Call Us at (516)406-2152

Our Reliable Home Renovation Process on Long Island
Embarking on a major home renovation can feel daunting. At Sivachco Construction, we’ve refined our process to be transparent, efficient, and stress-free, ensuring your project is completed on time, within budget, and to your exact specifications.
Comprehensive Consultation & Design: We start by understanding your vision, functional needs, and budget for your Long Island home renovation. Our team collaborates with you on design, material selection, and layout.
Detailed & Transparent Proposal: You receive a clear, itemized proposal outlining the full scope of work, timeline, and costs, with no hidden fees.
Expert Project Management: Led by owner David Reyes, our licensed and insured team meticulously manages all trades – from structural work and plumbing to electrical and finishing – maintaining a clean, safe worksite.
Local Code & Permit Navigation: We handle all necessary permits and ensure full compliance with Nassau County and Suffolk County building codes, taking the stress off your shoulders.
Final Walkthrough & Warranty: Your satisfaction is our priority. We conduct a thorough final inspection and provide a comprehensive workmanship warranty.
Why Long Island Homeowners Choose Sivachco Construction
Fully Licensed & Insured in Nassau & Suffolk County: We provide complete peace of mind, operating legally and responsibly across Long Island.
Direct Owner Oversight: Owner David Reyes personally manages every home extension and dormer project, guaranteeing superior quality and attention to detail.
Local Permitting Expertise: We navigate the complexities of Town of Oyster Bay, Town of Hempstead, and Suffolk County building permits and zoning to ensure a smooth project.
Financing Available: Don’t let budget delays your expansion. We offer flexible home renovation financing options to make your dream addition an affordable reality. Click Here to go to our Financing Page.

Frequently Asked Questions (FAQ) about Home Renovations
How much does a whole-home renovation cost on Long Island?
- Costs vary significantly based on the size of your home, the scope of work (e.g., cosmetic vs. structural), and the materials chosen. We provide a detailed estimate after a free, in-home consultation.
Do I need an architect for a major home renovation?
- For major structural changes, home additions, or significant layout reconfigurations, an architect or designer is often required. We can guide you through this process and work seamlessly with your chosen professionals.
How long does a complete home renovation typically take?
- Timelines vary widely but can range from several months to a year or more for extensive whole-home remodels, depending on size, complexity, and permit approvals. We provide a clear project schedule.
What areas do you serve for home renovations?
- Sivachco Construction proudly serves homeowners throughout Nassau County and Suffolk County, including Bethpage, Plainedge, Massapequa, Garden City, and surrounding communities.
Ready to start planning? Request your FREE, detailed estimate today!
Call Us at (516)406-2152
