• Brad Nederhoff AIA, President

    As VernerJohnson’s President, Brad has the firm’s key leadership role. His primary duties include organizing and managing project teams. He maintains personal involvement on each project throughout all the phases, with particular emphasis on generating and developing the design concepts and overseeing the overall project team. He ensures that all projects are carried out to the highest level of client satisfaction and success. Brad joined the firm in 1983, while finishing his Master’s degree at Harvard. Since then, he has specialized in the design and planning of museums. He has worked in key management, design and planning positions on more than 60 museum projects, representing a broad variety of all museum types. Brad became a Principal in 2000 and the firm’s Managing Principal & CEO in 2009.

    Jonathan Kharfen AIA, Principal

    Soon after completing his Master’s degree at Harvard, Jonathan joined the firm as an architectural designer and planner in 1997. His unique attention to detail and highly refined design sensibilities have made him an invaluable asset and key contributor. He has served as both project architect and project manager on numerous museum projects over the years, gaining trust and admiration among his peers and clients. Jonathan has continued to push the envelope in new material uses, as evidenced in the Museum at Prairiefire where he was project architect and manager. Prior to studying architecture Jonathan was a classical pianist and composer.

    Louis Sirianni FAIA, Emeritus

    Louis was a member of the firm when it decided in 1978 to focus exclusively on museum architecture and planning. He became a Principal in 1984. During this time, he has worked as an architect exclusively on museums, obtaining considerable expertise in museum architectural design, construction, and planning. With his Masters Degree in Urban Design from Harvard, Louis is uniquely trained to incorporate site organization and circulation, establish criteria for, and analyze optional building sites for new museums. Louis became an AIA Fellow in 2013, a special recognition bestowed on architects who have contributed to the profession in profound ways.

    Sacheen Dampier AIA, Associate

    Sacheen has a particular interest and knowledge in green design and sustainability. Since joining the firm in 2011, Sacheen has led the firm’s efforts in attaining LEED certification for all of the museum clients desiring certification. Sacheen has also gained experience in the design and construction of museums, serving on the planning, design and construction administration teams on many of the firm’s recent projects. Sacheen has prior experience with hospitality, education and commercial interiors projects.

    Linda Cataldo, Associate

    Linda handles the financial accounts and bookkeeping for the firm. She also contributes to the business planning and management of the firm, in conjuction with Brad Nederhoff and the other Principals. Linda joined VernerJohnson in 1999, having previous experience in similar roles working in a graphic design firm and a record company. Her continued interest in graphic design and promotion brings an added perspective to the firm.



    Professional Staff (& Resumes):

    Brad Nederhoff AIA, President

    Jonathan Kharfen AIA, Principal

    Louis Sirianni FAIA, Emeritus

    Sacheen Dampier RA, Associate

    Linda Cataldo, Associate



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