Client-Oriented, Architect-Led The Tri-State Area’s Most Reliable Architectural Firm Message Us Today Client-Oriented, Architect-Led The Tri-State Area’s Most Reliable Architectural Firm Message Us Today Serving Homes and Businesses Residential Commercial Universal Planning Sustainable Interiors Residential Commercial Universal Planning Sustainable Interiors “KOAL did an addition design for us. Don was great to work with. He understood what we were looking for and worked with us to make sure we were happy.” - W.L.