Dr. Alexander “Stefan” Rieger, Regional Chair of the firm’s Corporate Department in Continental Europe, is widely recognized for advising clients on complex M&A transactions and projects in the international infrastructure and energy sector.

Stefan is recognized by The Legal 500 as one of the leading partners of the next generation for M&A in Germany. Chambers ranks him as a leading individual for Energy M&A in Germany. JUVE lists him as “frequently recommended” for M&A and Energy.

Stefan’s clients include leading infrastructure funds, pension funds, insurance companies, private equity investors, and corporates from around the globe.

In advising his clients, Stefan provides a sophisticated commercial and strategic perspective, striving to achieve his clients’ business objectives by leveraging his “perfect understanding of the market and related transaction dynamics” (The Legal 500 2023).

Stefan’s representative experience includes advising:

  • Apollo on the acquisition of the European colocation business of STACK Infrastructure
  • GIC on the €6.7 billion investment in Techem alongside TPG
  • Wintershall Dea on the sale of its stake in WIGA
  • CVC DIF on several transactions, including the:
    • Investment in metrofibre
    • Investment in ruhrfibre
  • Versicherungskammer Group on several transactions, including the:
    • Acquisition of a minority stake in Amprion from Evonik
    • Acquisition of Ferngas Group*
  • Commerz Real on the:
    • Acquisition of a minority stake in Amprion
    • Acquisition of several wind farm projects
  • OIC on a minority investment in CargoBeamer
  • Unsere Grüne Glasfaser on the acquisition of Infrafibre Germany
  • Mainova on several transactions, including the:
    • Sale of a majority stake in its data center business to BlackRock
    • Sale of its EV-charging business chargemaker together with Dussmann to ista
    • Joint venture with Tishman Speyer to develop a hyperscale data center
  • Digital Transformation Capital Partners (DTCP) on several transactions, including the:
    • Acquisition of a majority shareholding in maincubes
    • Initial investment in maincubes
    • Numerous portfolio transactions for maincubes
    • Set up and acquisition of seed assets for GreenScale Data Centers
  • InfraRed Capital Partners on several transactions, including the:
    • Investment in and development of the data center platform NexSpace
    • Investment in the German B247 road project*
  • UBS Asset Management on several transactions, including the:
    • Acquisition of a fiber network from VXFiber
    • Acquisition of LuneCom*
    • Acquisition of sewikom*
  • iCON Infrastructure on the:
    • Acquisition of Strategic Fiber Networks Group*
    • Acquisition of Northern Access and GIM
  • NorthC Group on several transactions, including the:
    • Acquisition of six data centers in Germany and the Netherlands from Colt
    • Acquisition of a data center in Switzerland
    • Entry into Frankfurt’s data center market
    • Acquisition of IP Exchange*
    • Acquisition of Netrics Group*
  • DWS Group on its major investment in Deutsche GigaNetz*
  • Intermediate Capital Group and TNG Glasfaser on the acquisition of fiber business sdt.net AG
  • Lugman Group on the acquisition of the Fechenheim Industrial Park from Clariant
  • AtlasEdge, a JV between Liberty Global and DigitalBridge, on its acquisition of Datacenter One*
  • Greenvolt on its investment in solar developer MaxSolar
  • Encavis on the acquisition of a wind farm in Finland
  • IST3 Infrastruktur Global jointly with Allianz Capital Partners in a consortium with OMERS Infrastructure and AXA Real Assets on the successful acquisition of a 49.99% stake in the “fibre-to-the-home” (SFR FTTH) business of Altice France*
  • John Laing Infrastructure Environmental Fund on the successful acquisition of various wind farms in France
  • Alpha Capital Partners and Keppel Telecommunications & Transportation on the acquisition of a data center in Germany
  • EEW Energy from Waste on the successful disposal of shares in the waste incineration plant Borsigstraße/Hamburg*
  • EVN AG on several transactions, including the:
    • Investment in a large-scale wastewater project in Kuwait*
    • Acquisition of shares in European Energy Exchange AG*
  • InfraVia Capital Partners and Egis Capital Partners on the disposal of their shares in the German A8 motorway*

*Matter handled prior to joining Latham

Bar Qualification

  • England and Wales (Registered Foreign Lawyer)
  • Rechtsanwalt (Germany)

Education

  • Dr. iur., Goethe University, Frankfurt, 2010
  • Second State Exam, Higher Regional Court, Frankfurt, 2010
  • First State Exam, Goethe University, Frankfurt, 2006