Dan Smith
Principal
Dan Smith is the principal of dsa architects in Berkeley, CA, and has several decades of sustainable design experience. The projects of his award-winning firm include net-zero energy homes, LEED Platinum and Gold designs, as well as AIA Sustainability Awards. Dan is a founding member of the California Strawbuilding Association and has completed over 40 projects of this low-carbon building system. He has also been at the forefront of other innovative building systems, such as living roofs and gray water systems. Dan was the architect for a trailblazing net-zero prefab prototype for Zeta-Communities that brought modular construction to net-zero energy levels. His architecture generally seeks a simple elegant form, based on an appreciation for the craft of construction and a deep understanding of structure. While most of Dan's work is custom design, affordability is a key consideration in many project, especially in the context of deep green remodels or small projects like accessory dwelling units, where it is paramount to be able to balance environmental goals with budget constraints and achieve an architecturally integrated solution.
Dietmar Lorenz
Architect
Dietmar Lorenz has been devoted to green building from the beginning of his career in Germany. Practicing in the Bay Area for 20+ years, his broad experience with environmentally friendly architecture includes several zero-energy buildings, recognized by LEED Gold and Platinum awards. He helped pioneer alternative building materials and methods, such as straw bale construction, living roofs, water conservation, and innovative mechanical systems, always seeking the synthesis into a well-balanced design that achieves all goals on a low-carbon footprint. As an architect, Dietmar works closely with his clients to create site-responsive, beautiful buildings that conserve natural resources and are healthy for the inhabitants.
Sabrina Ali
Designer
Sabrina is passionate about mixing art and engineering in an effort to create environments that are inspiring and sustainable. With a B.A. in Architecture from the University of California, Berkeley, Sabrina is a designer with work experience in architectural design, construction, lighting design, graphic design, and interior design. When she’s not at the design table, you can find Sabrina studying for the Architect Registration Exam (ARE) or rock climbing around the Bay.
Ian Ashenfelter
Architect
Ian holds a Master's Degree in Architecture and an Associate's in Marine Carpentry. His background includes railcar restoration, steel fabrication, as well as tradeshow construction, home remodeling and industrial historic preservation. When he's not helping clients achieve their design visions, he's typically exploring the backroads of the Bay on two wheels.
Ben Wolfgang
Designer
Ben received his Master’s Degree in Architecture from Northeastern University before moving to the Bay Area. His experience renovating his own home, completing multiple vehicle conversions, and working in construction have all contributed to a design process that focuses on balancing sustainability, aesthetics, and function. When he is not working with clients to create beautiful spaces, he is most likely exploring the outdoors or enjoying a good book.
Sheila Lemons
Office Manager
Sheila received her bachelor’s degree from SFAI with a focus on painting and photography. She loves beautiful spaces and design. Sheila joined the team in June 2021 and is a huge fan of dsa architects and the fantastic work they are doing.