The company was founded in February 2006 under the name TBI Contact Center EAD as a subsidiary of the financial group TBI Bulgaria.

At the end of 2007, 100% of the shares of the company were acquired by Tikshoov Group, the largest contact center services provider in Israel.

In autumn 2009 the company was taken over by Vienna Insurance Group through TBI Bulgaria AD and ZK Bulstrad Vienna Insurance Group, which share equally 50%.
In December 2009 the name of the company was changed to Vienna Insurance Group Contact Center Bulgaria AD.

In 2014 the company joins a project for creating the biggest assistance group in CEE. In relation to this it rebrands and changes it's name to Global Services Bulgaria JSC. Ever since along with the proven in time Contact Center services it successfully develops various types of assistance services with the same quality and professionalism