Shop Products
Your shopping cart is empty.
Join as a Pro
Houzz Pro: One simple solution for contractors and design pros
Join as a Pro
Houzz Logo Print
Kevin O'Sullivan + Associates's profile photo

Kevin O'Sullivan + Associates


About Us

Luxury residential architecture and interior design firm specializing in modern homes in the Hamptons and beyond. Full-service, client-first collaborative design approach.

Services Provided

3D Rendering, Architectural Design, Architectural Drawings, Barn Design & Construction, Basement Design, Basement Remodeling, Bathroom Design, Building Design, Deck Design, Drafting, Energy-Efficient Homes, Floor Plans, Garage Design, Green Building, Guesthouse Design & Construction, Handicap-Accessible Design, Historic Building Conservation, Home Additions, Home Extensions, Home Gym Design & Construction, Home Remodeling, Home Restoration, House Plans, Kitchen Design, Kitchen Remodeling, Landscape Plans, Laundry Room Design, Mudroom Design, Multigenerational Homes, Outdoor Kitchen Design, Passive Solar Heating & Cooling, Pool House Design & Construction, Project Management, Space Planning, Staircase Design, Sustainable Design, Tiny House Construction, Universal Design, Custom Homes

Areas Served

Amagansett, Bridgehampton, Cutchogue, East Hampton, East Hampton North, New Suffolk, North Haven, North Sea, Northwest Harbor, Noyack, Peconic, Sag Harbor, Sagaponack, Shelter Island, Shinecock Hills, Shinnecock Hills, Southampton, Southold, Springs, Wainscott, Water Mill, Watermill, Manhattan, Miami

Back to Navigation

17 Projects

Hot tub - large modern backyard stone and rectangular hot tub idea

Bridgehampton Modern Estate

North Sea, NY
Inspiration for a coastal entryway remodel in New York with a light wood front door

Amagansett Modern Beach House

Amagansett, NY
Back to Navigation


Back to Navigation


You could be the first review for Kevin O'Sullivan + Associates
Select your rating
Back to Navigation

2 Ideabooks

Back to Navigation
Contact Kevin O'Sullivan + Associates
2408 Main St.
Suite B
Bridgehampton, NY 11932
Typical Job Cost $2 million - 13 million