Mr. René Obermann is a Managing Director at Warburg Pincus International LLC and Vice President at BITKOM Bundesverband Information swirtschaft-Tele kommunikation.

He is on the Board of Directors at CompuGroup Medical SE, ThyssenKrupp AG and Spotify Technology SA.

Mr. Obermann was previously employed as Chief Executive Officer by Ziggo NV, Member-Supervisory Board by E.ON SE, Chairman-Supervisory Board by T-Systems Business Services GmbH, Chairman-Supervisory Board by T-Systems International GmbH, Chief Executive Officer by Deutsche Telekom, Inc., Chairman-Management Board & CEO by Deutsche Telekom AG, Chief Executive Officer by T-Mobile International AG, Managing Director-Sales by Telekom Deutschland GmbH, Chairman-Management Board by Hutchison Mobilfunk GmbH, Founder by The Phone House Telecom GmbH, Founder by Abc Telekom, Chairman-Supervisory Board by T-Systems Enterprise Services GmbH, and Chairman by T-Systems ITS GmbH.

He also served on the board at T-Mobile USA, Inc. and T-Mobile US, Inc.