Home Extensions & Dormers
Home Addition Contractor Long Island
Room additions, dormers, and home extensions in Nassau & Suffolk County, NY
Expand Your Home with NTICE Designs
When your family grows or your needs change, a home addition is the smart alternative to moving. NTICE Designs Corp. builds seamless room additions, second-story additions, dormers, and full home extensions that look and feel like they were always part of your home. We serve Nassau County, Suffolk County, and the NYC metro area with full design-build services.
Our Home Extension Services
Room Additions
Add a bedroom, family room, sunroom, or any room to your existing home with a seamless, code-compliant addition.
Dormer Additions
Expand your attic into livable space with a shed, gable, or hip dormer — adding headroom, light, and square footage.
Second-Story Additions
Add a full second story to your ranch or cape home, doubling your living space without sacrificing yard space.
Kitchen Extensions
Bump out your kitchen into the backyard or side yard to create the open, spacious kitchen you've always wanted.
Garage Conversions
Convert an attached garage into a living space — home office, gym, in-law suite, or additional bedroom.
Sunrooms & Enclosed Porches
Three-season and four-season sunrooms that bring the outdoors in and add year-round living space.
Our Home Extension Process
Free Consultation
We assess your property, discuss your goals, and explain what's structurally and legally possible for your home.
Architectural Design
Our team produces architectural drawings and 3D renderings so you can visualize the addition before breaking ground.
Permits & Approvals
We handle all building permits, zoning approvals, and HOA submissions required for your project.
Construction
Foundation, framing, roofing, siding, insulation, mechanical systems, and interior finishing — all by our licensed crew.
Final Inspection & Handover
We pass all municipal inspections and walk through every detail to ensure the addition exceeds your expectations.
Ready to Expand Your Home?
Contact NTICE Designs Corp. today for a free home addition consultation. We serve Hicksville, Syosset, Garden City, Plainview, Bethpage, East Meadow, and all of Nassau & Suffolk County.