• Truly-Global.png
    Fast & easy integration of business communication
  • Complete-soloution.png
    Local telephone numbers
  • Flexible-&-Scalable.png
    Simple pricing structure
Logo

For almost 80 years, the VELUX Group has created better indoor environments all over the world. Known for its selection of roof windows and modular skylights.

  • Worldwide employees

    11,500
  • Locations worldwide

    100+

The Need

VELUX runs an extensive business that relies on seamless communication and collaboration among its 100 locations around the world. Ensuring it has highquality communication infrastructure is critical for the company, as it has built a reputation for providing excellent customer care from its 25 international contact centers.

  • Consolidating voice providers
    Consolidating voice providers
    Going from 30 to 1
  • Complex vendor management
    Complex vendor management
    Replaced over 60 of its own local gateways with six Global Session Border Controllers hosted in three different regions in the Microsoft Azure cloud
  • Modernize telephony
    Modernize telephony
    The company needed to enable telephony from the Teams app to ensure a full unified communications capability for its staff and customer service teams.
  • The GTT Solution

    Improving global collaboration and productivity.

    GTT’s SIP Trunking service with its extensive global reach enables a fast and easy integration of VELUX critical business communication over Microsoft Teams to improve global collaboration and productivity. GTT delivers local telephone numbers to VELUX users across the globe. Outbound calling costs can be easily managed with the simple pricing structure, and overall spend is reduced, as site-to-site calling is free of charge with GTT.

    VELUX took advantage of the ability to run GTT SIP Trunks in parallel with its existing services. This enabled VELUX to start building out its new SIP Trunk and run a pilot. Learning from and documenting its experiences, VELUX was able to apply them in an agile way to its comprehensive global user audit and match exact requirements across its offices.

    VELUX has moved to a new setup with six software-based Session Border Controllers in three Microsoft Azure cloud hubs in North America, Europe and Asia. Each SBC is delivered with a fully resilient SIP Trunk service from GTT. In addition, GTT delivers Dedicated Internet Access to a dozen VELUX sites across Europe, North America and Australia.

    Read About SIP Trunking

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Additional Case Studies
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    Mitsubishi’s MPLS WAN was under strain as their traffic increased. They wanted a solution that would integrate with their global networks and was flexible enough to meet their rapidly changing future requirements. Find out why it chose GTT’s SD-WAN and security services.

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    Thule Group is a global market leader dedicated to making it easy to live an active life. Find out how GTT Cloud Networking helped them gain control and scalability.

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