About
GIBB was founded in 1956 by David Hill and Leo Kaplan as Hill Kaplan. Some 10 years later the company changed its name to Hill Kaplan Scott (HKS) when Quentin Scott joined the consultancy. In 1979 the company became known as Hill Kaplan Scott Incorporated. By 1981, the hallmark year of the company’s 25th anniversary, the company had ten branches, 227 staff and 8300 successfully completed projects.