List of assets owned by Siemens
# List of assets owned by Siemens

* Siemens Financial Services
* OSRAM GmbH - lighting manufacturer, sells under Sylvania- and OSRAM- brands.
   * OSRAM SYLVANIA Inc. - US subsidiary; sells lights of various kinds
* Roke Manor Research Limited - Contract research and development in electronic sensors, communications and networks.
* Siemens Airfield Solutions, Inc. - makers of lights for most airports, worldwide; also acts as top level contractor for airport projects
* Siemens Building Technologies Ltd. - building automation, security systems
* Siemens Business Services Media Holdings Ltd.
* Siemens Corporation
   * Siemens Building Technologies
   * Siemens Healthineers
      * Acuson Corporation - ultrasound devices
      * CTI PET Systems, Inc.
* Siemens Energy & Automation, Inc.
* Siemens Industrial Solutions and Services Group
* Siemens Information and Communications
   * Siemens Telecommunication Services GmbH
   * Siemens Enterprise Communications - joint venture with The Gores Group
   * Siemens Technology and Services Private Limited
   * Siemens Subscriber Networks, Inc.
   * Nokia Siemens Networks - joint venture with Nokia, is one of the largest telecommunications solutions suppliers in the world.
   * Symbian Ltd.
   * Strowger Telecommunication GmbH
   * Tri-global Solutions Group Inc.
* Siemens Milltronics Process Instruments Inc.
* Siemens Oil & Gas
* Siemens Power Generation Group
   * New Energy Associates, LLC
   * Siemens Wind Power
* Siemens Power Transmission and Distribution Group
* Siemens Transportation Systems Group
* Oxford OMT
