William Leddy, Marsha Maytum and Richard Stacy began collaborating in the early 1980's in San Francisco. Since then, they have created a diverse collection of architecture that has been consistently recognized by the profession and the press. Today, the partners of LEDDY MAYTUM STACY Architects continue their dedication to architectural excellence. The firm is structured to ensure a close collaboration between the partners and the talented individuals on their staff.

Principal, LEED Accredited Professional

William Leddy is a founding Partner of Leddy Maytum Stacy Architects and has devoted his career to creating architectural works that integrate innovative and environmentally responsible design while respecting tradition without imitation. A graduate of the University of Oregon in 1975, his diverse body of work is internationally recognized for its creative, comprehensive response to the unique characteristics of each site and circumstance.

He has lectured internationally, served as a visiting professor at several universities and been honored by organizations including the American Institute of Architects, the San Francisco Museum of Modern Art, the California Preservation Foundation, the U.S. Department of Energy and the French Institute of Architecture.

"We resist the one-liner, because architecture is not about one or two things, it's about everything: sociology, politics, economics, the environment...Great works of architecture bring all those things together in experience with grace and dignity, which is what we try to do."—William Leddy

Full CV (pdf)

Principal, LEED Accredited Professional

Marsha Maytum is a founding Partner of Leddy Maytum Stacy Architects. She has focused her career on the rehabilitation of historic buildings, the adaptive reuse of existing structures and the creation of new buildings within historic settings. Her education in the 1970s at the University of Oregon and Royal Academy in Denmark was founded upon responsible environmental design and historic preservation.

By promoting sustainable design with innovative transformation of historic resources, she has demonstrated the link between saving buildings and natural resources. Frequently an invited juror and critic, Ms. Maytum also lectures nationally on the topic of sustainable design and adaptive reuse. Her work has received national and regional design awards from the American Institute of Architects, the National Building Museum, the National Trust for Historic Preservation and the California Preservation Foundation.

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Richard Stacy is a founding Partner of Leddy Maytum Stacy Architects, has over 25 years of experience designing and facilitating construction of modern architecture in the San Francisco Bay Area. His award-winning designs respond sensitively to place with rigorous organization, environmental responsibility and with detailed attention to the craft of construction.

Prior to working in San Francisco, he studied architecture at Rice University and interned in Houston, Texas. Mr. Stacy's designs have been honored by organizations including the American Institute of Architects, San Francisco Museum of Modern Art and the California Preservation Foundation. He has been a lecturer and critic at several universities and served as an AIA awards juror.

Full CV (pdf)

Senior Associate, LEED Accredited Professional

1993 Master of Architecture, Yale University
1987 Bachelor of Architecture, California Polytechnic State University
1988-87 Architectural Studies, Florence Italy

Registered Architect, California, 1991
American Institute of Architects (Member)
United States Green Building Council (Member)

Professional Experience
2000-Present LEDDY MAYTUM STACY Architects
1994-2000 Tanner Leddy Maytum Stacy Architects
1993-1994 William Turnbull Associates
1989-1991 Jim Jennings Architecture
1987-1989 Phillip Challinor Associates

Selected Projects
Nueva High School, San Mateo
Fort Mason—Pier 2 Renovations and Campus Assessment, San Francisco
Building 813 Concept Design Study, Hunter's Point Shipyard, San Francisc
Merritt Crossing Apartments, Oakland
Mission Walk, San Francisco
Homer Science and Student Life Center, Atherton
Madison at 14th Street Residences, Oakland
235 Berry Street Residences, San Francisco
777 Beech Street, San Diego
Fort Mason Dance Center, San Francisco
Thoreau Center for Sustainability, Phase II, The Presidio of San Francisco
201 Second Street, San Francisco
The Bay School, San Francisco
Fort Mason Pier 1/ FireHouse Renovation and Campus Assessment, San Francisco
El Cortez Apartments Renovation, San Diego
301 Bryant Street San Francisco
Katherine Delmar Burke School San Francisco
Lycee Francais International School, San Francisco
California College of the Arts, Montgomery Campus, San Francisco
George W. Lyman Graduate Housing, Stanford University

Professional/Academic Activities
2005 California Polytechnic State University, Eco-Charrette
2004 Invited Juror, University of California, Berkeley
2003 California Preservation Foundation Conference
2001-Present Headlands Center for the Arts; Building Committee
1993 Invited Juror, California College of the Arts
1994 Invited Juror, Southern California Institute of Architecture
1992 Undergraduate Teaching Assistant, Yale University
1991 Admissions Committee, Yale University
1991-1992 Post-Professional Publication, Yale University

Senior Associate, LEED Accredited Professional

1997 Master of Architecture, Harvard University
1992 Bachelor of Arts in Architecture, University of California Berkeley
Bachelor of Arts in English, University of California Berkeley

Registered Architect, California, 2003
American Institute of Architects (Member)
United States Green Building Council (Member)
LEED Accredited Professional

Professional Experience
2005-Present LEDDY MAYTUM STACY Architects
2000-2005 SMWM
1997-2000 MBT Architecture
1993-1994 Central Park Conservancy

Lectures, Conferences and Teaching
Sustainable Cities Design Academy, 2011
Lecturer, Boston Architecture Center, 1995-1997

Selected Projects
La Bahia Hotel, Santa Cruz
San Francisco Day School Comprehensive Facility Plan, San Francisco
Building 813 Concept Design Study, Hunter's Point Shipyard, San Francisco
Family House, San Francisco
Offices for ARUP, San Francisco
Sweetwater Spectrum Community, Sonoma
UC Berkeley Housing Option Study
California Shakespeare Theater, Orinda
Building 813 Concept Study/Hunter's Point Shipyard, San Francisco
The Ed Roberts Campus, Berkeley
2001 Market Street Housing, San Francisco
Cupertino Public Library and Community Hall
Mechanical Engineering Building, Stanford University
Learning Resource Center, Mission College
UC Berkeley Underhill Campus Masterplan
Sutro Library, San Francisco State University

Associate, LEED Accredited Professional

Jasen joined LMSA in 2005 to work with clients who are committed to conscientious and meaningful projects. His interest in craft and detail allows him to focus on ensuring the design is well executed during construction. Jasen brought together his commitment to sustainability and design excellence as project architect for two of the firm’s most successful education projects, the Nueva School Hillside Learning Complex and the Sacred Heart School Science and Student Life Center. Both schools were recognized as AIA COTE Top Ten Green projects and the Science and Student Life Center was also the first LEED for Schools Platinum certified building in the nation.

Recently Jasen was project manager for Firehouse No. 1, the first new firehouse to be built in San Francisco since the 1970’s and he is currently overseeing construction for the San Francisco North Beach Branch Library. Jasen is a registered architect in the state of California and a LEED Accredited Professional, with a Bachelor of Architecture degree from Virginia Polytechnic Institute and State University.

Full CV (pdf)

Associate, LEED Accredited Professional

Dedicated to designing with purpose since joining LMSA in 2005, Chris has enjoyed creating projects for non-profit clients that support their missions. As project architect for Sweetwater Spectrum, a new community for adults with autism, Chris was instrumental in the research and design for a new, national model to provide an innovative, supportive residential community that challenges each individual to reach their highest potential. Chris served as project architect for the Sharon Simpson Center at California Shakespeare Theater’s Bruns Amphitheater and was an active team member on the Ed Roberts Campus, a universally-designed building in Berkeley at the Ashby BART station.

He is currently working on the Commonwealth Club of California on the Embarcadero in San Francisco, La Bahia Hotel in Santa Cruz, and overseeing construction of Building 813 in Hunters Point Shipyard. Chris obtained a Bachelor of Science in Architecture from the University of Michigan and a Master of Architecture from the University of California, Berkeley. Chris is a registered architect in the state of California and a LEED Accredited Professional.

Full CV (pdf)


Committed to underserved communities and environmental and social sustainability, Vanna regards good design as fundamental to this social engagement. She is dedicated to listening to and interpreting clients’ needs in built form. In her eight years with LMSA, Vanna has contributed to many of the firm’s mission driven projects. Vanna is currently the project manager for Rene Cazenave Apartments, supportive housing for chronically homeless individuals in the Transbay neighborhood of San Francisco and for 474 Natoma, an affordable family housing South of Market in San Francisco.

Her additional award winning projects include Merritt Crossing Senior Apartments, Mission Walk, and 14th & Madison. Vanna’s commitment to serve the community extends beyond her work in the firm. She is an assistant cook for the Streetmeal program in Berkeley, has provided her time and design expertise to Habitat for Humanity, and is a member of the East Bay Housing Organization (EBHO). Vanna is a registered architect in the state of California with degrees from the University of Virginia and the University of California, Berkeley.

Full CV (pdf)