Karlson Communications Company exclusively sells ESI products.  From 4 phones to 1000 phones the ESI Communication Server will grow with your company.  From a home office environment to 100 locations nationwide our powerful solutions are here to weigh your communications needs.

The IP Server 900 is  a powerful  pure IP PBX offering the latest and greatest technology with the premier quality and ease of use that comes with any ESI product.  The IP 900 has all of the features of the Communication Server product line as well as hundreds of new features.  A few examples is a built in Conference Bridge, Fax to E-mail built in, and many many more. 

ESI Cloud Services with Hosted PBX is the latest and greatest option available to the masses from ESI's Dallas Corporate Headquarters.  ESI's Cloud Service offers clients true failovers with offices located in New York and California with fail over built in.  What does this mean for you.  No downtime.  Your carrier will not go down.  True redundancy and real features on a SIP phone is the ESI Cloud Services difference. 


Ask us how ESI and Karlson Communications can make the difference in your companies communication.