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Private company

Portamus GmbH

Logo: portamus.com2

Portamus GmbH is a German enterprise architecture and digital transformation consulting firm based in Oberhausen, founded in 2011.1 It was founded by Marcel Rosenberger.1

Last updated Oct 21, 2026.

Overview

May 19, 2011Founded1
  • Industryenterprise architecture, management consulting industry1
  • HeadquartersOberhausen, Germany1
  • Websitewww.portamus.com
  • Legal formGesellschaft mit beschränkter Haftung1

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The story

Founded by Marcel Rosenberger on May 19, 2011.1

Leadership

Who has led Portamus GmbH, and when. Pick a name to see everywhere that person has worked.

Timeline

  1. May 19, 2011Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
    Company websitePortamus GmbH logo