Serviced Offices Heidelberg-Walldorf. The office space in SAP Partnerport Walldorf, Heidelberg is in the key business area of Walldorf, on the outskirts of the old university town of Heidelberg. The office space is on the top floor of a new three-storey building, which it shares with leading IT and business service companies. Other local businesses include chemical, automation, printing and building firms. The location is particularly convenient for the international headquarters of one of the world’s biggest software manufacturers, SAP Software Systems, after which the building is named. The building has its own residential facilities and dry cleaning services, and features an impressive round tower in its entrance hall. There is easy access to public transport links and Heidelberg’s main shopping centre. Frankfurt International Airport is less than an hour’s drive away.