Detached ADU near Jersey City, NJ

Expert ADU builder offering detached ADUs, garage conversions & backyard cottages. Structured process: feasibility, permits, construction & final walkthrough. Boost property value, enable multigenerational living & create flexible spac... read more

Licensed ADU contractor and construction management firm for NYC homeowners. We handle eligibility, permitting, and the full build across Queens, Brooklyn, Staten Island, and the Bronx.

GTG Custom Home Builders specializes in ADU construction in Central New Jersey. They build detached ADUs, garage conversions & in-law suites, navigating local zoning & permits to expand your property's living space.

SLK Buildings offers end-to-end ADU financing support in NYC, helping homeowners access HPD grants, HELOCs, construction loans, and cash-out refinancing to fund garage conversions, basement ADUs, and backyard additions.

NYC's 2024 City of Yes zoning reform introduced ADUs, allowing homeowners to add units in attics, basements, or backyards. Situ Studio contributed a pre-approved 280 sq. ft. detached micro-loft ADU design using Wikihouse's open-source plywood fram... read more

Haven ADUs is a Brooklyn-based design and project management firm specializing in accessory dwelling units (ADUs). They guide property owners through feasibility, design, permitting, and construction, serving as a single point of contact throughou... read more

New Hampton Construction builds custom ADUs on Long Island, including in-law suites, guest houses, rental units & home offices. Projects range from $100K–$300K+, take 4–8 months, and may qualify for Plus One ADU Program grants.

At SpecLand, we bring expertise and innovation to home renovations, with a focus on maximizing both functionality and value in New York’s unique urban landscape. Whether you’re looking to expand your home, create rental opportunities, or updat... read more

Liamar is a New Jersey contractor building custom garages, ADUs, and accessory structures in Monmouth, Mercer, Ocean, and Burlington counties. Services include permits, foundations, electrical, plumbing, and HVAC — fully code-compliant.

Cascella and Sons Construction Corp builds home additions and ADUs on Long Island. As a design-build firm, they manage design and construction under one roof, offering garage conversions, in-law suites, and detached ADUs tailored to Cape, Ranch, a... read more

Huts offers full-service ADU design and build, handling zoning, permits, and construction. Their flexible designs suit in-law suites, rentals, or guest stays. Transparent pricing, cost control, and financing guidance help property owners maximize ... read more

Dacaj Construction builds legal ADUs across NYC, Westchester & Nassau County. Specializing in garage, basement, attic & detached cottage conversions, they guide homeowners through zoning eligibility, DOB permits & certificate of occupa... read more

ADU Haus NY builds fully permitted accessory dwelling units in New York City. Founded by Elai Azour, they handle design, DOB filings, and installation, ensuring compliance with NYC's City of Yes initiative and Local Laws 126 and 127.

Unit Two Development is a Queens-based ADU builder helping NYC homeowners add backyard cottages, garage conversions, basement apartments & interior units. They guide clients from feasibility to construction with expert ADU specialists.

ADU Remodeling New York offers full-service interior & exterior home renovation, including kitchen remodeling, bathroom remodeling, and flooring installation. Serving residential clients with expert design-to-completion project management.