Leadership team

Jiří Dvorjančanský, Member of the Board and Chief Executive Officer

He started his successful career in telecommunication sector in 1999 as Sales Director at T-Mobile Czech Republic. 

In 2002 he became Executive Vice President of Marketing Division and he held this position until 2008. In 2009 Jiří was promoted to the Management Board of T-Mobile Germany where he held the position of Executive Vice president of Marketing Division. 

Before joining the Company Telefónica Czech Republic, he was the Senior Vice President of International Sales, Marketing and Consumer Service Division at Deutsche Telekom. He joined A1 Team in August 2014 as President of A1 Hrvatska Management Board. Jiří Dvorjančanský graduated from the Czech Technical University in Prague and the Grenoble Institute of Technology. Then he earned his MBA through the University Thunderbird EMBA program in Prague.
 

Goran Manestar, Member of the Board and Chief Financial Officer

Goran started his career at the Unilever Group in 2000, where he works with the regional markets of Croatia, Slovenia and Bosnia and Herzegovina through jobs in the Controlling and Supply Chain departments.

After a brief experience at Erste Bank, in 2007, he transferred to the Lactalis Group (Dukat), where he holds various executive positions in the SEE region, mainly in the areas of export and controlling. He actively promotes the operational results of companies, numerous projects and investments, and works to integrate acquisitions in the area.

In 2015, he continues his international career in France, where as CFO of the Lactalis Emerging Markets division, with the jobs of export business, he covers numerous markets in Asia, Africa, the Middle East, India and the CIS countries.

In our team he comes from the position of Global Managing Director of Lactalis Group.

Ivan Gabric, Senior Business Customer Director

Ivan built his career in renowned companies such as Infosistem d.d., IBM Hrvatska and Hewlett-Packard Adriatic Region where, in just a few years, he achieved outstanding results in segments focused on business customers and partners, and in IT solutions development. 

As CEO of Combis he oversaw the development of the company as one of the strongest ICT companies in the country and one of top three system integrators in the region. 

For over a decade he worked on the regional expansion and integration of Combis. Before joining A1 Hrvatska, Ivan was part of numerous business consulting projects in the THL, ICT and telecommunications industry. Ivan graduated from the Faculty of Electrical Engineering and Computing in Zagreb with a degree in computing and completed an MBA at Henley Business School at the University of Reading.
 

Ivana Markovic, Senior Private Customer Director

After graduating from the Faculty of Economics and Trade, Ivana started her career in the FMCG industry, after which she went on to build a successful career in the telecommunications sector.

At managerial positions at Hrvatski Telekom, Ivana's responsibilities included the development and implementation of the commercial strategy in accordance with market trends, while at the same time leading important market teams. 

She joined the A1 team in 2014 as Head of Private Customer Sales; after excellent results in all sales segments, in 2016 she became the Senior Private Customer Director.
 

Ivan Skender, Senior Director of Business Transformation, Human Resources and Corporate Communications

Ivan has over 17 years of international experience in the telecommunications and IT industry in Central and Eastern Europe. 

Before joining A1, he held various executive positions at Deutsche Telekom Group, the last one of which was Marketing Director for Slovak Telekom's B2B and Cloud/ICT segment. 

At this position, he was responsible for the development of the B2B segment on the Slovakian market and the telecom's transformation into a Cloud/ICT service provider. 

Ivan graduated from the University of Zagreb in 2001 with a degree in electrical engineering, obtained an MBA in 2006 at the IEDC-Bled School of Management, and completed business education programmes at European business schools such as the ESMT Berlin, RSM Erasmus and others.
 

Tomislav Makar, Senior Technology Director

Tomislav Makar is the Senior Technology Director for A1 Hrvatska. He started his career at Hrvatski Telekom immediately after graduating from the Faculty of Electric Engineering and Computing at the University of Zagreb. Since 2000 he has been part of the A1 team, where he began as an Optimisation and Quality Engineer, working on the project of building A1 Hrvatska as well as expanding and launching operations in all segments of the A1 Telekom Austria Group. 

In 2008, Tomislav became the Mobile Access Director of the entire A1 Telekom Austria Group, and in 2011 he was appointed the Director of Access and Transport Network Development at A1. Among other, he is the winner of A1's award for best technical innovation in 2005 and is a two-time winner of A1 Telekom Austria Group's award for best technical innovation, which he received in 2009 and 2010. 
He has worked on projects introducing new technologies such as UMTS, LTE, 5G and FTTX technologies and is a strong supporter of developing technological innovations such as cognitive technologies.
Tomislav is a member of the Institute of Electrical and Electronics Engineers (IEEE) and appears regularly as a lecturer and panellist at leading domestic conferences. 
 

Mislav Galler, Executive Director for Macedonia

He began his long successful career in sales in the auto industry in January 2003. 

In 2006 he joined Merkur International where he later assumed the position of the Sales Director. In 2010 he continued his career at Rewe Group as a Member of the Management Board of Billa and CEO of Bipa.

Mislav joined the A1 team in February 2012 as the Head of Business Sales, and three years later he was named the Business Customer Sales Director at A1. Since October 2017, Mislav has served as the Executive Director of one.Vip in Macedonia.