Martin Claßen

Voip Holding GmbH engages in the management of its own assets and participations in companies, which focus on the production, planning, development, and sale of software and hardware for telephone and other communication systems. The company was founded on September 5, 2017 and is headquartered in Dortmund, Germany.

Swyx Solutions GmbH develops and provides software based internet protocol telephony solutions. Its products include unified communications and case studies, third party products and SIP-provider. The firm also offers communication software, phones, protocol and update services. The company was founded by Wolfgang Schröder, Ralf Ebbinghaus, Uwe Sauerbrey and Frank Heidemann in 1999 and is headquartered in Dortmund, Germany.

Voip Holding GmbH engages in the management of its own assets and participations in companies, which focus on the production, planning, development, and sale of software and hardware for telephone and other communication systems. The company was founded on September 5, 2017 and is headquartered in Dortmund, Germany.

Swyx Solutions GmbH develops and provides software based internet protocol telephony solutions. Its products include unified communications and case studies, third party products and SIP-provider. The firm also offers communication software, phones, protocol and update services. The company was founded by Wolfgang Schröder, Ralf Ebbinghaus, Uwe Sauerbrey and Frank Heidemann in 1999 and is headquartered in Dortmund, Germany.

Swyx Solutions GmbH develops and provides software based internet protocol telephony solutions. Its products include unified communications and case studies, third party products and SIP-provider. The firm also offers communication software, phones, protocol and update services. The company was founded by Wolfgang Schröder, Ralf Ebbinghaus, Uwe Sauerbrey and Frank Heidemann in 1999 and is headquartered in Dortmund, Germany.

Swyx Solutions GmbH develops and provides software based internet protocol telephony solutions. Its products include unified communications and case studies, third party products and SIP-provider. The firm also offers communication software, phones, protocol and update services. The company was founded by Wolfgang Schröder, Ralf Ebbinghaus, Uwe Sauerbrey and Frank Heidemann in 1999 and is headquartered in Dortmund, Germany.

Swyx Solutions GmbH develops and provides software based internet protocol telephony solutions. Its products include unified communications and case studies, third party products and SIP-provider. The firm also offers communication software, phones, protocol and update services. The company was founded by Wolfgang Schröder, Ralf Ebbinghaus, Uwe Sauerbrey and Frank Heidemann in 1999 and is headquartered in Dortmund, Germany.