Headquarters in Vejle, Denmark

Sales Office, Toronto, Canada

Add-On Development, Hanoi, Vietnam

Add-On Products gives you a shortcut to the big picture by improving communication and information-sharing within your organization. Our products include digital signage solutions, add-on products for Microsoft Outlook®, as Exchange Central; the world’s most used group calendar for Microsoft, and meeting booking tools that allow companies to plan projects easily while saving time and resources. We have customers all over the world, ranging from small companies to large corporations in a wide scope of industries.

Listening to clients and analyzing market trends closely has given us an edge in developing award-winning solutions that save users time and money in the daily lives. More than 500,000 clients all over the world rely on our solutions to serve their employees and customers. View our client list and case studies. Add-On Products is a Microsoft Gold Partner. We are recognized worldwide for our many award-winning products.

Add-On Products has its headquarters in Vejle, Denmark, has a local sales office in Toronto, Canada and a development department in Hanoi, Vietnam.

Address headquarters
Roms Hule 8,
DK-7100 Vejle

Sales and support
To purchase an Add-On Products’ solution or to inquire about our custom-made solutions, get in touch with a local reseller or contact Add-On Products directly:

EU: +45 79 44 70 00
US: +1 (905) 655-9262
Email: info@add-on.com

Denmark: +45 7944 7002
Europe: +44 (0) 203 002 3889
North America: +1 (202)-536-4165

Also, see our knowledgebase and submit a ticket


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