HGA is a top competitor of ZGF. HGA is a Private company that was founded in 1953 in Minneapolis, Minnesota. HGA operates in the Architectural Design & Drafting Services industry. Compared to ZGF, HGA has 181 more employees.
Calthorpe is seen as one of ZGF's biggest rivals. Calthorpe was founded in 1983, and is headquartered in Berkeley, California. Calthorpe is in the Real Estate Development & Operations industry. Calthorpe generates $224.2M less revenue vs. ZGF.
Morgan Gick & Assoc is seen as one of ZGF's top competitors. Morgan Gick & Assoc was founded in Falls Church, Virginia} in 1988. Morgan Gick & Assoc competes in the Real Estate Development & Operations industry. Compared to ZGF, Morgan Gick & Assoc generates $237M less revenue.