Jimmy Chan
Vice President

Jimmy has completed a wide range of public and private work that spans urban spaces, academic/healthcare campuses, institutional and retail/hospitality venues, and mixed use housing. He has developed master plans and design guidelines, and has worked on parks of various scales: from waterfront parks and National parks, to local neighborhood parks.  A design leader with technical know-how, he has led, collaborated, and coordinated many complex projects with multiple stakeholders, design consultants, and contractors.  His passion is rooted in the meaningful benefits of transforming our public spaces. In addition to leading his own projects, Jimmy also manages the firm's Operations and serves on the Port of San Francisco's Mission Rock - Pier 70 Design Advisory Committee.

Jimmy Chan Vice President
Manuela King
As a Principal in the firm, Manuela King has been instrumental in the design of a wide variety of high-profile projects. These include urban design and planning, park and recreation planning, residential design, and commercial and professional facilities. Her interests include the relationship between art, architecture, landscape architecture and contemporary urban design. She is a strong advocate of sustainable design in all her projects. Over her time with the firm, her work has expanded to include many international projects, including work in Chile, Taiwan, Malaysia, Israel, Korea, the Philippines, China, Australia and Japan. Manuela currently serves the Union Square Business Improvement District as an Advisory Committee Chair on Streetscapes and Public Realm.
Manuela King President
Nathan Lozier
Vice President

Nathan brings a focus on the integration of ecology and infrastructure with the design of landscapes. Nathan is particularly interested in creating people-friendly spaces that evoke the site’s history and reveal ecology and natural process. He believes in a collaborative approach, seeking creative solutions that realize the opportunities and needs of the site, client, and community. In addition to guiding the firm, Nathan also teaches a professional practice class at UC Berkeley.

Nathan Lozier Vice President
Barbara Lundburg
Vice President
Barbara Lundburg is highly qualified in all aspects of landscape architecture, from large-scale environmental studies to urban design, park master plans and community and campus development. Her design work is typified by intimate detail, powerful contextual linkages, and expert use of specially selected plant materials. Barbara combines a sense of artistry and appreciation for personal expression, in all its forms, with her passion for gardening. Her work responds to the environment while also being informed by cultural, historical and architectural references. The sensitivity extends to her collaborative approach to design.
Barbara Lundburg Vice President
Douglas Nelson

Doug brings leadership experience in parks, urban design, and historic landscapes. His vision and creativity have resulted in significant projects in Yosemite National Park, the Presidio of San Francisco, San Francisco’s Golden Gate Park, and other iconic and sensitive places. He brings particular expertise in historic landscapes, national park projects, and projects involving extensive community involvement. He develops a collaborative relationship with clients that results in responsive designs. His passions include art, history, and landscapes, which he regularly integrates into his work.

Douglas Nelson Principal
James Ingels
With education and professional experience in both landscape architecture and construction, James has a broad range of skills for managing projects of varying nature and scale. James has worked on numerous streetscape and urban design projects. His understanding of project design and construction process from inception to completion is a valuable asset to managing a successful project. James has over twenty-five years of experience, contributing to his expertise in the “buildability” of projects. This knowledge helps James contribute significantly to the design and implementation process.
James Ingels Principal