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estos and serVonic grow together


The Unified Communications and CTI Software Developer estos acquires the Unified Messaging Specialist serVonic

To simplify the communication in companies with innovative software – That’s the common mission of estos and serVonic with immediate effect.
estos and serVonic: Acquisition in the ICT Sector

Both companies combine their forces under the roof of estos GmbH: estos has acquired serVonic GmbH, located in Olching near Munich, Germany, effective from January 1, 2016. In doing so, the respective competences merge into a complete product portfolio in the field of Unified Communications und Collaboration (UCC). Strengthened by serVonic, estos will offer all the essential means of communication for companies from one hand for partners and customers: Computer Telephony Integration (CTI), Instant Messaging (Chat) and Presence Management, Audio / Video-Communication and Desktop Sharing from estos improve the collaboration within the company and also beyond individual enterprises by means of Federation. Unified Messaging Systems (UMS) from serVonic integrate Fax, Voicemail, SMS and IVR in market-leading messaging platforms. 

Notifications serVonic

  • Effective from January 1, 2016, the software vendor estos GmbH, located in Starnberg near Munich,  acquired serVonic GmbH, located in Olching near Munich, Germany.
  • In June 2016, the complete merge of the former serVonic GmbH with estos GmbH came into force.

  • The former serVonic is now integrated as estos Knowledge Center Messaging in Olching.
  • Service and support for partners and customers of the former serVonic GmbH are guaranteed.

Advantages of the Acquisition

Made in Germany

serVonic and estos are German companies with long-time market presence and UCC technological leadership with business neutral standard software in the German-speaking ICT market (Germany/Austria/Switzerland).

International Orientation

With their products and the marketing strategies, both companies support an international orientation with focus on Europe. The software is available in several languages.

Outstanding Competence

Well-established UCC products and top-ranking references in the field of Unified Communications. Excellent know how in the field of TC and IT.

Channel Company

Sales and distribution via a highly developed network of certified partners – specialists/implementation partners and system houses from the ICT area, distribution and value added resellers. 

In-house Support

German-speaking, efficient support and additional services for a smooth implementation and customization of the software to individual customer requirements. 

Reliable Technology Partnerships

Technology partnerships with key players from the ICT sector, like e.g. Microsoft, Citrix, VMware and many further PBX-manufacturers. These guarantee an optimal use of the estos products.

More UMS Power

serVonic is integrated as estos subsidiary Olching and estos Knowledge Center Messaging and will complement in the field of Unified Messaging wit Fax, Voicemail, SMS and IVR.


By concentrating on open standards (like WebRTC, ISDN, SIP, LDAP, SMTP, XMPP) and secure protocols, estos’ products are highly interoperable and future-proof.

Handling Complexity

Partners and customers benefit from a lot of expertise in realizing customer demands with several sites and complex requirements (MultiSite, MultiVendor, Federation, integration concepts). Moreover, the products can be integrated perfectly into a multitude of system environments.

Joint Growth

By concentrating the expertise of both companies, the core competences of serVonic fully contribute to estos. The market position in the European UCC market thus can be developed further.

Our contact persons for questions

Christoph Lösch


Phone: +49 (8151) 36856-120

Fax:+49 (8151) 36856-820

Mobile:+49 (177) 4567120

Write E-Mail


Florian Bock


Phone: +49 (8151) 36856-133

Fax: +49 (8151) 36856-833

Mobile: +49 (172) 8113367

Write E-Mail