The Callista Group Employee Directory

Callista has longstanding relationships with most of the world's PABX manufacturers to ensure that its systems can be used as widely as possible. The Callista Group has a long and successful 28-year history in the design and development of call management systems, carrier billing systems, hospitality management systems and voice security systems. I... ts systems are sold around the world in more than 20 countries. Callista is known for its innovative software design which incorporates state-of-the-art components to ensure accurate call management and hospitality management while simultaneously remaining easy-to-use and completely affordable, even for the smallest businesses or the smallest hotels, motels, lodges, B&Bs and hostels.Read More