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Jill D. Williams AIA

Principal | Chairman of the Board

Jill D. Williams


As Chairman, Ms. Williams strengthens the firm by sharing her experience, knowledge, and passion for KTGY. This top leadership position includes working closely with the firm’s CEO Tricia Esser, the Board of Directors and Managing Principals of the firm’s offices and studios worldwide.


Ms. Williams takes an active role in client relationships, setting design vision, mentoring KTGY’s practice area principals and providing leadership that encourages continuously searching for better and the delivery of high-quality, forward-looking solutions.


Ms. Williams joined KTGY in Irvine in 1991. Since 2001, she has dedicated her efforts to building an award-winning studio in the San Francisco Bay Area. Her dedication to sustainable and thoughtful design has been recognized by clients, communities and the development industry alike, resulting in a thriving practice in the greater San Francisco Bay Area.


Bachelor of Environmental Design
Miami University, Oxford, OH


Licensed Architect: CA, NY, PA, LA, MI

National Council of Architectural
Registration Boards, NCARB, Certification


2017 CHF Hall of Fame Inductee

2018 Women’s Leadership Conference
Honorary Committee


BIA Bay Area

North State BIA

American Institute of Architects, AIA

Urban Land Institute, ULI

Volunteer Experience

HomeAid Bay Area

Habitat for Humanity

Oakland Schools

CalPoly SLO CAED Dean’s
Leadership Council