Brad designs for the future. An industry leader in sustainable architecture, he is skilled at synthesizing diverse perspectives to craft technically rigorous, high performance solutions that are energy-efficient, budget-driven, and create exceptional occupant satisfaction.

Brad is leading the way in designing carbon neutral projects starting with today’s all-electric, Net Zero energy buildings. He spearheads mixed-use office developments, including the Net Zero Energy and LEED Platinum certified headquarters for The David and Lucile Packard Foundation, which was named a National American Institute of Architects Top Ten Green Building, to the Teaching & Learning Complex at UC Davis, a Net Zero-ready building set to form a new hub for student life.

Christopher has over 26 years of experience and leads EHDD’s Pacific Northwest practice through the Seattle office. Christopher has served as the Principal-In-Charge for public clients throughout the Puget Sound region for nearly two decades, emphasizing design-build, prefabricated design, and integrated project delivery. The design-build delivery method highlights Christopher’s strengths of collaboration, communication, and innovation resulting in award-winning projects for clients in Washington. His portfolio as Principal-In-Charge includes educational, civic, and cultural projects for public agencies/clients across the Northwest.

Christopher’s design vision results in an architectural language that features locally sourced materials and high-performance building technologies. His work emphasizes low energy use as a part of long-term life-cycle cost thinking. Efficient structural resolutions overlayed with a material language that emerges from the site and its history elevate the designs of our public projects. His commitment to the user experience and the individual’s interaction with the natural world has resulted in projects recognized with international and national design awards, including the 2020 Architecture Masterprize and the 2021 Public Project of the Year for Washington State.

A thoughtful advocate of high performance design for more than 30 years, Duncan brings an innovator’s zeal to every project. Under his leadership since 2005, EHDD has designed the highest number of Net Zero Energy buildings and LEED® Platinum certifications in North America. He believes the most creative and inspiring solutions — ones that flourish in an ever-changing world — are the result of intensive collaboration from the start with clients, stakeholders, engineers, and design consultants.

As chief author of the EHDD design philosophy in student housing, Duncan’s work has been recognized with numerous awards, including a National AIA Honor Award for Design for a student housing complex at University of California, Berkeley.

Over the last 19 years, Lynne Riesselman has brought a rigorous yet creative design ethic to museums and cultural centers, aquariums, universities, and commercial projects. With recent work including the Presidio Tunnel Tops Youth Campus, the Sobela Ocean Aquarium, and new affordable student at San Francisco State University, she is keenly focused on creating spaces that engage, inspire, and have a lasting impact on the greater public. Lynne approaches design with a passion for leveraging the interconnectedness of the natural and built environment. She is a recent contributor to the AIASF International Waterfronts Lecture Series and an AZA panel on Resilience.  

Quyen brings imagination and sensitivity to complex design, working on projects that range from aquariums to multi-use housing, schools, and libraries. She approaches design with the intent of transforming the everyday into the unexpected, translating concepts into places that embody her client’s core mission. Recent projects include the Pacific Visions expansion at the Aquarium of the Pacific, UC Davis Tercero Student Housing, and the National Aquarium of New Zealand. Quyen is a member of the American Institute of Architects (AIA).

An artful communicator, Rebecca is highly skillful in translating her clients’ vision into site-responsive places of beauty and performance. Clients come first for Rebecca. An  architect for two decades, she is both optimistic and passionate about the power of design to enhance people’s lives and the natural environment for the better. Rebecca focuses on higher education, workplace, and cultural facilities with an eye to creating sustainable places and spaces that inspire and engage.

Steve has over 35 years of designing, planning, and managing projects across multiple scales and sectors, from civic and cultural facilities to science and research buildings. Steve is known for his empathetic and strategic design approach on programmatically rich and unusual projects creating high-performance buildings that reflect the cultures of the institutions they house.

His commitment to design excellence and social functionality result in sustainable and delightful buildings. He has led the design of several award-winning projects including the Global Ecology Research Center at Stanford University, The Kavli Institute for Particle Astrophysics at the Stanford Linear Accelerator Center, and the Sanford Homestake Visitor Center in South Dakota. He has lectured on a wide range of topics from trends in aquarium design to buildings for and about science.

John knows how buildings come together with an unsurpassed attention to detail. Informed by more than 30 years of design and construction management experience, John conducts Quality Assurance reviews of all our projects and oversees every project under construction, from beginning to completion. He brings extensive knowledge to every project, across all delivery methods, including Lump Sum, Guaranteed Maximum Cost, Design-Build, Integrated Project Delivery and Multiple Prime Trade, with over $2 billion in completed work in his tenure here.

John is our technical advisor for research facility, aquarium and zoo projects, calling on his background and love of marine and biologic sciences.