Director & Head of Solution Group Infrastructure Major Projects
Thomas Gläẞer
+49 89 452249-555

Thomas Gläßer is Head of the Solution Group Infrastructure Major Projects. His focus of Thomas Gläßer is on programs and projects in the areas of transformation and change processes, organizational development of multi-stakeholder organizations including their realignment, digitalization as well as restructuring and turnaround and the interim and permanent filling of top management positions.

He is primarily involved in the energy (distribution and transmission system operators, local, regional and national energy suppliers), telecommunications, e-commerce, IT and finance sectors.
Thomas Glaesser has more than 25 years of experience in general management, sales, consulting and strategy development. Prior to joining Atreus, he held management positions both in the corporate environment and at medium-sized and municipal companies. In addition, Glaesser is a valued member of various advisory and supervisory boards.


  • Finance
  • E-Commerce
  • Telecommunications
  • Infrastructure
  • Energy
  • IT


  • Corporate Governance & Corporate Development
  • Distribution
  • Operations
  • Outsourcing
  • Digitization
  • Redevelopment & Restructuring


  • Member of the management team of RegD Siemens Business Services
  • Authorized representative Citykom Münster Telekommunikationsservice, today 1&1 Versatel
  • Executive Board Acoreus AG
  • Member of the Executive Board NextiraOne Germany/Dimension Data
  • Managing Director Stadtwerke Lindau
  • Chairman of the Supervisory Board Brockhaus AG
  • Interim manager and management consultant in a large-scale infrastructure project of Germany’s energy transition