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Elbert N. (Bud) Griffin III, AIA, NCARB, Founder/Principal

Elbert N. Griffin (Bud) is a founding principal of CGLS Architects, Inc., and brings more than four decades of expertise experience in master planning and design for educational clients, resort, hospitality and conference centers. He understands how to pull together and lead the architects and consultants who are best suited to bring your project in on time and on budget.

David L. Lanier, AIA, NCARB, LEED, Founder/Principal

David is a founder and principal of CGLS Architects, Inc. Valued as a talented designer, he has the keen ability to adapt to a wide range of project types, styles, and conditions. His particular skill areas include master planning, programming, conceptual design, and team management. David’s design skills, team leadership, and broad architectural knowledge make him an asset on diverse project types ranging from the “re-creation of downtown centers” to the more detailed selection of interior furnishings and colors to the design of individual buildings from student centers to science buildings. With his personable “listening” style, David has the ability to draw the most from the team members he leads, achieving the highest results on each project.  A self-starter, he is a strong advocate of pro-active planning and its benefits.

Robert S. Sussenbach, AIA, NCARB, Founder/Principal

As a founder and principal of CGLS Architects, Inc., Robert S. Sussenbach has developed expertise in the areas of program and project management, quality control, construction specifications, product and materials selection, construction techniques, and specialty applications. In his extensive and varied architectural practice, Bob has gained a broad knowledge of all aspects of commercial construction for both new and renovation projects. His experience with specific building types includes educational buildings, churches, golf country clubs, public assembly and athletic facilities. Invaluable to the CGLS team, Bob insures that all of our projects reach their greatest potential.

Rebecca R. Tyson, AIA, Principal/Designer

Becky brings over two decades of design expertise, primarily in educational and hospitality facilities.


As an experienced project manager and construction administrator, she possesses the knowledge and personal skills to bring your project to a successful completion smoothly, on time and in budget. She has been with CGLS since their inception in 1994 and has worked closely with Bob Sussenbach on all aspects of school design throughout her years with this firm. She is an essential part of the design team.

Michael Wiliiamson, AIA, NCARB, Principal/Designer

Mike Williamson is a seasoned and skilled architect who successfully oversees projects of varying complexity and unique designs. 


Mike is knowledgeable about all aspects of architecture and is particularly adept at overall project management, specification oversight, and contract administration. With his strong interpersonal skills, Mike works well with his clients, co-workers and project consultants to ensure clear and accurate project team communication.


As a leader, he provides thoughtful direction and thorough design review. His experience encompasses a broad range of project types including: education, performing arts, museums, churches, hotels, conference centers, country clubs, and historic restoration projects.

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