Agenda21 - Partnership Aachen-Kapstadt
- Information about the partnership between the cities of Cape Town (South Africa) and Aachen in the field of sustainable development.
- http://www.aachen-kapstadt.de/

M.C.S. werbe-messebau GmbH
- Planning and management of exhibitions and events. Offers design, equipment, organisation and staffing services.
- http://www.mcs-messebau.com/

AMB
- Holding company of Aachener and Münchener Group highlights integrated financial services and direct insurance. (German/English)
- http://www.amb.de/internet/amb/amb_inter.nsf/ContentByKey/HOME-123456-EN-p

City Map Aachen
- Zoomable map with street guide, locations of businesses and of public buildings. [Requires Flash]
- http://www.hot-maps.de/europe/germany/nrw/aachen/homeen.html

Helmut Singer Elektronik
- Trader in surplus electronic test, and communication equipment.
- http://www.helmut-singer.de/