Meet the Partners
RONALD L. HORVATH, P.E.
President and CEO
Email: ron.horvath@horvathassociates.com
Cell Phone: (919) 730-2601
Education: BSCET University of Pittsburgh, Pittsburgh, Pennsylvania (1975)
Registrations: Professional Engineer (1981) – NC, DE, FL, GA, KY, MD, MI, PA, VA, and WV
Since 1975, Ron has designed and administered a wide variety of commercial, residential and industrial projects that cost up to $75 million. Ron began his career as a structural designer of industrial buildings and processing plants. In 1979 he joined an Architectural/Engineering firm where he spent 10 years as Chief Engineer of the Civil, Structural and PME group. During his career, he has worked closely with many residential and commercial clients and the approving public agencies, ensuring that the finished products meet the needs of both the owners and those who will be utilizing the facilities. Ron also has several years of experience working at North Carolina Department of Transportation as a highway engineer. This has allowed him familiarity with the various approval procedures with DOT and other state and federal agencies.
JOHN M. COMBS, P.E.
Partner, President Tennessee Division
Email: john.combs@horvathassociates.com
Cell Phone: (423) 421-6888
Education: BS Environmental and Resources Management, State University of New York College of Environmental Science and Forestry / Syracuse University (1980)
Registrations: NY, NC, OH, AL, GA, TX, IL
Professional Organizations: Construction Specifications Institute (Certified Construction Specifier), American Society of Civil Engineers
John joined Horvath Associates in 1995 after 14 years with a full-service engineering firm in upstate New York. He is responsible for the operations of the Chattanooga office including client development, project design and design reviews, governmental approvals, project scheduling within the Chattanooga office, and coordination with the Durham office. He has extensive office and field experience that allows for a seamless coordination of projects from inception to completion.
W. MICHAEL LEIGH, RLA, ASLA
Director of Landscape Architecture Department
Email: michael.leigh@horvathassociates.com
Education: Masters in Landscape Architecture, North Carolina State University, College of Design, Raleigh, NC(2006); Minor: Park, Recreation and Tourism Management
Bachelor of Science in Landscape Architecture, The Ohio State University College of Engineering – School of Architecture, Columbus, Ohio (1988)
Registrations: NC, OH, PA
Professional Organizations: American Society of Landscape Architects (ASLA), National Trust for Historic Preservation, National Park Foundation, Land Conservancy
Michael joined Horvath Associates in 2007. He has been involved in all aspects of planning, landscape architecture, zoning, historic preservation, and construction documents for the past 15 years. His work experience includes the completion of projects in Colorado, Georgia, Illinois, Indiana, Missouri, North Carolina, Ohio, Pennsylvania, South Carolina, Tennessee, Virginia, Washington and West Virginia. Project experience includes master planning, parks, K-12 schools, universities, urban design, site design guidelines, wayfinding, ADA retrofits, residential and commercial design, construction documents and botanical gardens. Mr. Leigh brings insight from working with the public on design charette’s, open houses, community outreach, and public project facilitation.
QUICK LINKS
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RONALD L. HORVATH
President and CEO
JOHN M. COMBS
Partner, President TN Division
W. MICHAEL LEIGH
Director of Landscape Archictecture


