Trillium Architects is a Ridgefield, Connecticut-based, full-service boutique architectural firm specializing in Passive House, Net Zero, and off-the-grid design of new homes, additions, and renovations.

Our portfolio features bespoke homes of varying styles located throughout Fairfield, Litchfield, and Westchester counties. With the end goal of marrying beauty, usability, and sustainable design, our innovative team strives to elevate client experience by responding to the unique requirements of each design challenge.