Dynamic lighting design as a communications concept at G Data G Data Software from Bochum has designed antivirus software for over 30 years. The lighting in the reception area, canteen and events space is based on an intelligent network structure, reflecting the firm’s key business. G Data’s head offices are on an former industrial site; the central entrance into the main building houses the reception with a counter. The firm’s core business is the development of IT security systems; this was the starting point for the design approach in order to come up with a functional and representative lighting plan. At the time the contract to create a lighting concept was awarded, the ceilings were entirely clad with sound proofing. They were replaced by a new layer, which appears as an open grid linked by individual cells. An abstract World Wide Web depicted by using complex general lighting and energising lighting schemes.