1100 Architect

Architecture and PlanningNew York, United States51-200 Employees

1100 Architect is a mid-sized, full-service architecture and planning firm with offices in New York City and Frankfurt, Germany. It operates across a diverse set of project types, including living spaces, learning environments, public buildings, workplaces, and spaces for arts and culture. Its residential work ranges from New York City townhouses and brownstones to waterfront homes along the Hamptons, Cape Cod and New England coasts, as well as modern country houses in Upstate New York, New England, and Japan.

The practice has a long history of collaborating with universities and independent pre-K–12 schools, offering feasibility studies, master planning, space planning, and design services. It also designs libraries, medical centers, and recreation facilities for public agencies and works with corporate clients on new offices, while revitalizing existing buildings through adaptive reuse and historic preservation. Recent recognition includes a 2025 Archi Award for its Southampton Playhouse, Forbes listing as one of America's Best-in-State Residential Architects for 2025, and a 2025 SARA NY Design Award for the Luis Lopez Modular Comfort Station.

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