Thomas Fritsche

Part of Cogent Communications Holdings, Inc., LambdaNet Communications GmbH is a German company that provides telecommunication services. The company is based in Hannover, Germany. LambdaNet Communications was acquired by Firstmark Communications Europe SA on January 24, 2000.

Part of euNetworks Group Ltd., Lambdanet Communications Deutschland AG provides telecommunications and internet services. The company is based in Hannover, Germany. Markus Weiland has been the CEO of the German company since 2013. Lambdanet Communications Deutschland was acquired by euNetworks GmbH from 3U Holding AG on May 31, 2011 for $35.63 million.

Deutsche Bau- & Grundstuecks AG provides city development and related real estate services. The company is headquartered in Bonn, Germany.

Part of 3U Holding AG, 3U Energy AG is a German company that wholesales electronic equipment and accessories. The company is based in Marburg, Germany and was founded in 2009.

Selfio GmbH provides heating, ventilation, plumbing and solar heat and energy products. Its products are sold directly and online. The firm's products Ventilation, heat pumps, solar, chimneys, fireplaces, radiators, pellet stoves and grills. The company is headquartered in Linz am Rhein, Germany.

Ernst & Young GmbH provides financial advice services. It offers advisory, assurance, tax, growth markets, transactions, tax and specialty services. The firm serves to the automotive, transportation, consumer products, retail, oil, gas, mining, metals, power, utilities, technology and real estate industries. The company is headquartered in Stuttgart, Germany.

Sozietät Simon Rechtsanwälte is a legal services provider based in Dusseldorf, Germany. The German company provides legal services.

Sozietät Altenburger Rechtsanwälte is a law firm based in Dusseldorf, Germany. The firm specializes in providing legal services to companies, freelancers, and associations in the field of business law. The German company aims to secure the feasibility of their clients' plans and provide advice to avoid the need for litigation. However, if necessary, they will vigorously defend their clients' interests. The firm's areas of expertise include commercial and corporate law, competition law, telecommunications law, labor law, and all legal issues related to the pharmacy profession. The firm's lawyers are not only specialized in their respective fields but are also capable of looking beyond their areas of expertise. The private company provides individual solutions that are economically viable for their clients. The firm is committed to providing high-quality legal services and being reliable and accessible personal contacts for their clients.

Mediamotion AG rents and sells event technology. The private company is based in Cologne, Germany.

Thies & Thies Steuerberatungsgesellschaft mbH provides tax consulting services. The private company is based in Heinsberg, Germany.

Part of 3U Holding AG, cs communication systems GmbH is a German company that provides communications and data technology services. The company is based in Pleidelsheim, Germany. The CEOs are Uwe Knoke, Rainer Thum, Jörg Dießner. The company was founded in 1990. cs communication systems was acquired by 3U Holding AG on August 30, 2023.

Part of 3U Holding AG, 3U Euro Energy Systems GmbH provides technical and engineering designing services and markets industrial machinery. The company is based in Marburg, Germany. The CEOs of the German company are Michael Schmidt, Stephan Schornack.

HYVE AG is a German innovation company that offers services throughout the innovation process. The private company is based in Munich, Germany. The company co-creates innovative services and products with their customers. The CEOs of the company are Johann Fuller, Michael Bartl, Michael Schmidt.

Part of 3U Holding AG, Solarpark Adelebsen GmbH is a company that engages in generating electric power. The company is based in Adelebsen, Germany. The CEOs of the German company are Michael Schmidt, Christoph Hellrung.

Part of 3U Holding AG, LineCall Telecom GmbH is a telecommunications company based in Marburg, Germany. The German company provides Preselection services that allow customers to make calls at a lower price and with high network quality. In addition, LineCall offers efficient solutions for business customers through its flexible tariff model, BusinessFlex. The company was founded in 2002, and its CEOs are Michael Schmidt and Uwe Knoke.

Part of Exact Holding BV, weclapp SE is a German software company that develops ERP, CRM, and financial accounting software. The company is based in Frankfurt, Germany. The company was founded in 2008 by Ertan Özdil. Ertan Özdil has been the CEO since 2008. weclapp was acquired by Exact Holding BV from 3U Holding AG on September 03, 2022.

Stadler Chemnitz GmbH is a private company that has been building trains for over 75 years. The company is based in Chemnitz, Germany. The German company provides reliable, precise, and first-class service to their customers. The CEO of the company is Michael Schmidt.

Part of WüWi Beteiligungsgesellschaft mbH, InnoHubs GmbH is a German company that offers modern office and innovation space for entrepreneurs and traders. The company is based in Würzburg, Germany, and is located directly on the new IT campus of the University of Würzburg, allowing for a close integration of business and science. The company offers open, self-designable innovation areas for the establishment of corporate donations and areas for conventional use. The company also offers excellent accessibility in the heart of Würzburg, with an excellent connection by car, bus, train, or plane. The company was founded in 2019, and the CEOs are Nina Winkelman and Michael Schmidt. InnoHubs was acquired by WüWi Beteiligungsgesellschaft mbH from 3U Holding AG on September 01, 2022.

Simplyblock GmbH is a German company located in Teltow. The firm develops low-latency high-performance storage software. It was founded in 2022 by Michael Schmidt and Robert Pankow. Michael Schmidt and Robert Pankow are the current co-CEOs of the company.

OneTel Telecommunication GmbH provides call-by-call and call-through services to both private and business customers. The private company is based in Marburg, Germany. The German company offers optimal service at the best possible prices. Customers can contact their support team via phone, email, or contact form. The CEOs are Christoph Hellrung and Uwe Knoke. The company was founded in 1999.