We’re an architecture firm with a passion for cost-effective, climate-resilient, healthy buildings and communities.

Onion Flats’ focus on community development, multidisciplinary thinking and making, high-performance building technologies and alternative construction methodologies has won the firm national and international awards. Featuring the R&D Award from Architect Magazine, the Green Building United’s Ground Breaker Award, the ULI Willard Rouse Award for Excellence, the International Passive House Award, the ULI Global Award of Excellence, and the Emerging Voices Award by the Architectural League of New York.