We offer our clients 65 years of experience and an extensive array of structural design-related services. Our shared knowledge includes virtually all contemporary structural building systems, plus outdated systems often encountered in existing buildings.Learn More
In addition to a full range of landscape architecture services, our site department has achieved a singular reputation for specialty detailing of site features, green infrastructure, and facility development planning.Learn More
Building Envelope Systems
This area of our practice was formed in 2004 to answer the particular needs of building owners and facility managers. Services include contemporary and historic masonry façades, and specific building science services.Learn More
Klepper, Hahn & Hyatt
Klepper, Hahn & Hyatt is a multi-disciplinary design firm specializing in structural engineering, landscape architecture, and building envelope systems. We serve the northeastern United States from our office in Central New York. Our firm works in both the public and private sectors to develop projects which are cost-effective, sustainable, and responsive to the needs of our clients.