House Warming | Joseph Cornetta did the lush landscaping around the shingle style house.
Warm Welcome | Two converted wine-jug lamps and an antique mirror, all from Laurin Copen Antiques, add shimmer to the foyer; the bench is from Mecox Gardens.
All-American | In the living room, a sofa upholstered in a Ralph Lauren fabric sports a red throw from H. Groome, and a Mecox Gardens side table sits between striped library chairs from English Country Antiques.
All-American | The upholstered antique sofa against the wall is from Laurin Copen Antiques.
Eat-In Élan | Benches and a custom armchair provide unconventional seating around a Fishers Home Furnishings table in the kitchen.
Soft Focus | In the serene master suite, bedside tables with inlaid bone from English Country Antiques and an Oly Studio bed lend subtle texture.
Soft Focus | Other accessories include a faceted porcelain lamp from JED, a flokati pillow from Calypso Home and an animal-print ottoman from Lee Industries.
Play Time | The vintage toy drum in the boys’ bedroom was picked up at an East Hampton yard sale. The bed, chair and red tri-drum light fixture are all from Pottery Barn Kids.
Play Time | In the playroom, children’s artwork is displayed above a kid-sized chair and ottoman from Hamptons Antique Galleries.
Sunny Disposition | The sunroom features a driftwood lamp from Homenature and antique reed furniture from the American Wing. The rope lantern is from Pottery Barn.
Poolside Paradise | Cabanas from the Awning Company provide a shady retreat. Vintage lifesavers from Hamptons Antique Galleries and a double chaise from Walters Wicker add to the relaxed ambiance.
In the Navy | In the adjacent pool house, blue accents pop against teak furniture from Williams-Sonoma Home.
Sag Harbor–based decorator John Bjørnen puts a modern spin on a traditional shingle-style water mill home.