Colleen Mahoney is recognized as one of the Bay Area’s most acclaimed residential architects. She brings a refreshingly personal, comforting and inquisitive demeanor to every project she touches. As a parent and a leading advocate for sustainable building practices, Colleen has set a new standard for family-focused residential architecture with over 200 projects to date.

Colleen is a Petaluma native with long history and deep connection to the North Bay community. Today, she continues her family tradition of community service through her support of many local organizations: Rebuilding Petaluma, The Petaluma Guild, SRJC Petaluma and the Petaluma Chamber of Commerce, among others.