Our
partners
When developing our solutions, we focus on our customers. We rely on a network of competent partners!

Resale partner
Deutsche Telekom
Telekom is Germany's market leader for service telephony and the leading provider of cloud-based customer communication and service solutions.
1&1 Versatel
1&1 Versatel GmbH is a telecommunications provider with a focus on business customers based in Düsseldorf.
Vodafone
Vodafone GmbH is a German subsidiary of the British mobile communications company Vodafone Group. It offers mobile telephony, DSL, cable internet, fixed-line telephony, cable television and IPTV in Germany.
outbox
outbox AG offers cloud-based complete telephony solutions for companies and resellers and stands for telephony products from one of the most experienced Voice-over-IP network operators.
Technology partner
boost.ai
Boost.ai is a Scandinavian Conversational AI company offering one of the world's most comprehensive platforms for building, deploying and operating digital advisors.
INEXSO
The e-mail solution from our technology partner INEXSO enables the management, intelligent prioritization, distribution and processing of e-mails, right through to automatic replies at the end of a case.
opcyc
Our partner opcyc offers scalable workforce management solutions for 20 to 20,000 employees - including forecasting, shift planning and all processes for daily operations.
Consulting partner
1-prozent
1-prozent GmbH from Zurich has been measuring the impact of language since 2015.
Adnovum
Adnovum is a leading provider of business software and IT security solutions for clients who are seeking to drive innovation through the provision of reliable cutting-edge solutions.
clientsolutions
Your partner for practical solutions in customer experience, digitalization and service management - from strategy to implementation and procurement. With in-depth industry knowledge at the customer interface.
Become a partner of VIER
Become part of a strong network that combines technology, customer understanding and efficiency - and take your business to the next level together with VIER. Benefit from new synergies, increase your profitability and expand your market presence sustainably.