ZG - PROJEKT Ltd. Design and supervision, was founded in ZAGREB 12.01.1993.
Founders are : BOŽO GOLUBIĆ, M.Sc.Traffic Eng. – Director and JOSIP JOVIĆ, M.Sc.Traffic Eng.; B.Sc.Civil Eng. – Director

Company is specialized for desining :

• Traffic signalization and equipment design
• Traffic-information system design
• Remote control and telemonitoring system design
• Traffic regulation design
• Traffic organization design
• Long distance traffic guidening
• Traffic signalization - semaphorization
• Road signalization
• Bearing structures of traffic signalization design
• Architecture design of toll station and service facilities
• Cable sewerage of electrical fittings system of traffic signalization and equipment
• Toll payment system design
• Croatian legislation for traffic – regulations, normes, directions