Our SERVICES

At Green Barn Properties, we specialize in high-quality residential construction in Sag Harbor and the surrounding Hamptons area. From ground-up custom homes to thoughtful renovations, we bring craftsmanship, transparency, and deep local knowledge to every project.

Custom Home Building

We design and build bespoke homes that reflect your lifestyle, vision, and the unique character of the East End. From initial planning to final walkthrough, our team manages every phase with precision and care.

Renovations & Additions

Whether you're restoring a historic property or expanding your home for modern living, we deliver seamless renovations and tasteful additions that blend with Sag Harbor’s charm.

Site Planning & Permitting

We navigate local zoning laws, permitting, and environmental considerations to ensure your project starts smoothly and stays compliant with Sag Harbor’s unique building codes.

Interior & Exterior Finishes

From high-end kitchens to custom millwork and energy-efficient exteriors, we offer curated finishes that elevate your home’s design and functionality.

Project Management

Our experienced team coordinates every detail—scheduling, budgeting, and on-site supervision—to keep your build on track and stress-free.