A 3,000-square-foot green roof, planted with native grasses, tops off the Hampton Bays home, which is sheathed in Cor-Ten steel and Western red cedar. Stadium seating flanks a 25-meter infinity-edge lap pool.
In the dining room, a Lindsey Adelman chandelier hangs above a sycamore-and-iron dining table and Wishbone chairs from Design Within Reach.
The living room includes a sectional from Moroso, Lars armchairs from Room & Board, and an Excel floor lamp from Roll & Hill.
Mathilde and Bertrand Thomas’s 10-year-old daughter, Marion, reaches for a jar in the kitchen, which features Vermont slate countertops, Tractor stools from BassamFellows, and hand-painted Apavisa backsplash tiles.
In the playroom, a framed American flag from the Brimfield Antique Show hangs above a custom sleeper sofa, which is upholstered in a Perennials fabric; the canvas tepee is from RH.
The Mapos-designed bunkbeds in the kids’ room are dressed in blankets from Pendleton.
Unobstructed views of Peconic Bay are visible from the Western red cedar–lined master bedroom and bath.
An ipe walkway runs the length of the house’s front elevation.
Another view of the walkway.
Bertrand and Mathilde Thomas and their daughters, Marion and Louise, take a spin on Peconic Bay.
Their private dock is located below the bluff at the edge of their property.