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Grant Thornton Slovenia was founded in 1992 under previous name IB Interbilanz. In 2016, we merged with the audit company EPIS d.o.o. located in Celje. Grant Thornton Slovenia headquarters are located in the capital of the country, Ljubljana. We service clients throughout Slovenia. We focus on dynamic, ownership-based businesses, those with an international need as well as on small and medium-sized enterprises.

“Our experienced team work closely with our clients to understand the issues they face. We are ready to respond to the needs of our clients across assurance, tax and accounting services. Being part of a global network allows us to understand the needs of our international clients and help businesses grow anywhere around the world.”  

Marco Egger – Managing partner

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Global strength

Grant Thornton is one of the world’s leading organisations of independent assurance, tax and advisory firms. With more than 73,000 Grant Thornton people, across 149 markets, we are focused on making a difference to clients, colleagues and the communities in which we live and work.

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Why Grant Thornton

Our consultants are specialists in the Central European area and our firm has strong links with Grant Thornton member firms in the region.
In order to support you in the best possible way, we combine many years of international experience together with knowledge of the local market gained from more than 30 years in Slovenia.


Grant Thornton is an award-winning globally recognised professional services network. Here are some of our awards:

Universum Most Attractive Employers 2020
Universum Most Attractive Employers 2020
Universum Top 50 Employer for Diversity & Inclusion 2019
Universum Top 50 Employer for Diversity & Inclusion 2019