Welcome on the DDIM-Website of Ralf Tellmann!

In more than 15 years in Lufthansa, Dresdner Bank, Allianz and TUI I have gained experience in the fields of procurement, outsourcing and (IT) project management in different leading positions.
Since 2013 I take the responsibility as an Interim Manger for optimization in purchasing and cost reduction. With an international focus I work across all industries for medium-sized companies and groups as well. Bringing with me experience for savings money in purchasing.


  • International experience / strategic and operation / Savings
  • Top negotiator / long-term cost reductions / real-world experience
  • Travel management: credit cards / airline / hotel / car rental / TMC / OBE / travel polici
  • IT purchasing: HW / SW / telecom. / maintenance and service contracts
  • Professional services: HR / tax / advisory / legal / consulting / IT
  • Indirect purchasing / category management / consolidation
  • Off- and near-shoring / TCO / multi-project management