Since June 2008, David A. Kosar has owned and operated DAK Services, Inc., a telecommunications company based in Des Plaines, Illinois. From his previous eight years of experience at Leotel Technologies, he has gained insight into how integral telecommunications is for businesses, especially those in the small and medium-sized brackets that can’t afford to be down for an extended period of time.

While running DAK Services, Inc., he’s been responsible for selling, servicing, and installing both new and refurbished telecommunications equipment of the highest quality to ensure the long-term success of multiple Chicagoland businesses.

David’s wealth of telecom experience as well as his knowledgeable personnel make DAK Services, Inc. a great option for businesses and government entities looking for help with their business telephone systems, paging systems, and message & music on-hold systems.


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