Alejandro Plater was born in 1967 in Argentina. He studied economics at the University of Buenos Aires and completed several business postgraduate studies in sales and executive development at Columbia University and Wharton School in the USA as well as at London Business School in UK.
He began his professional career in 1991 as Risk Analyst at "Sud America Seguros" before joining Ericsson in 1997 as Sales Director for Argentina. Briefly afterwards he became Head of Business Development for several countries in South America. In 2004 he moved to the global headquarter in Stockholm, Sweden as Sales Director for the Americas. Two years later he was appointed as Sales Director for Mexico and the following year as Vice-President and Key Account Manager for major customers.
Alejandro Plater took over his function as COO of the Telekom Austria Group as of 5 March, 2015 and assumed CEO responsibilities as of 1 August 2015. He has been appointed for a three-year term with the option to extend it by another two years.
Siegfried Mayrhofer, born 1967 in Vöcklabruck, studied engineering management and mechanical engineering at the Graz University of Technology.
He began his professional career in 1994 at Voest Alpine Eisenbahnsysteme in the area of international acquisitions. From 1998 to 2000 he assisted Constantia Corporate Finance Mergers & Acquisitions in various areas as a consultant.
Siegfried Mayrhofer began his career at Telekom Austria in March 2000. After holding various management positions (Head of Corporate Planning and Group Controlling, Controlling Fixed Net, Accounting Fixed Net) he was appointed CFO of Telekom Austria TA AG in July 2009.
Siegfried Mayrhofer was initially appointed as of 1 June 2014 for a one-year term. In April 2015 his contract was extended for a further 5 years. Equal to all management contracts, this contract has a three-year term with the option to be extended by another two years.
Margarete Schramboeck, born in 1970 in Tyrol/Austria, is a graduate from the Vienna University of Economics.
She started her professional career at Alcatel in 1995, and held several top management positions, amongst others as Head of the Technical and Sales Departments. In 2002, she started as Managing Director of the newly founded NextiraOne. Since 2014, she acted as Managing Director of the merged international ICT expert Dimension Data Austria.
Margarete Schramboeck fulfilled a number of functions at European level and between 2009 and 2012, she took over additional responsibility for the German market. Since May 1, 2016, Margarete Schramboeck has been CEO of A1.
Jiří Dvorjančanský was born in 1969 in Karviná, Czech Republic, and graduated from the Czech Technical University in Prague and the Grenoble Institute of Technology. He then earned his MBA through the University Thunderbird EMBA program in Prague.
Jiří Dvorjančanský started his successful career in the telecom industry 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 2007. In 2008 Jiří was promoted to the Management Board of T-Mobile Germany, where he held the position of Executive Vice President of Marketing Division until 2009. Before joining the company Telefónica Czech Republic, he was the Senior Vice President of International Sales, Marketing and Customer Service Division at Deutsche Telekom.
He joined the Vipnet team in August 2014 as President of Vipnet's Management Board, and as a Management Board Member for Marketing, Sales and Customer Service. As of 1st June 2015 he is Chief Executive Officer of the newly formed Cluster Croatia and Macedonia within Telekom Austria Group.
Helmut Duhs was born in Klagenfurt, Austria in 1971 and has one daughter.
In 1990 Helmut Duhs got a degree of Engineer of Communications Technology and in 1993 graduated from University of Vienna as Master in Business Informatics. In 2002 he completed post-graduate study at Danube University with Diploma of Executive MBA.
Helmut Duhs works since 1996 for Telekom Austria Group in different managerial roles, starting within the financial sector. In 2004 he was appointed to the position of Chief Executive Officer of mobilkom austria group services GmbH and since then he is also a member of Group Leadership Team. Since 2007 Helmut Duhs runs the Belarusian Segment of Telekom Austria Group successfully, being recognized on local and international level.
Dejan Turk was born in Maribor, Slovenia, in 1967. He studied marketing and finances at the Vienna University of Economics and Business Administration.
He began his career as a restaurant manager at McDonald's Slovenija, where he later became CEO of the chain of restaurants in Slovenia and Croatia.
Dejan Turk joined Telekom Austria Group in August 2004, when he became the head of marketing and sales at Si.mobil. In August 2006 he was appointed Member of the Board responsible for market operations and from March 2007 to February 2014 he was the Chairman of the Management Board of Si.mobil.
He took over position of CEO/CMO Vip mobile in March 2014. As of May 1st 2015 was appointed CEO/CMO of the new organizational unit "Serbia& Slovenia" within Telekom Austria Group.
Alexander Dimitrov was born 1973 in Sofia. He holds a Master's degree in Electrical Machines and Equipment from the Technical University in Sofia and a Master's degree in Marketing and Management from the University of National and World Economy in Sofia.
Alexander started his career in the cosmetic industry taking various leadership positions in Sarantis Bulgaria (1996 – 1999), Sarantis Czech Republic (1999 – 2000), and Intercosmetics (2000 – 2001).
Alexander is Chief Executive Officer of Mobiltel since October 1st, 2015. He has over 15 years of professional experience in telecommunications. Alexander joined Mtel's team from Vivacom, the Bulgarian incumbent telecom, where he was Chief Commercial Officer since 2008. Previously, from 2001 till 2006, he was Chief Commercial Officer of Germanos Telecom Bulgaria, mobile products and services dealers' chain, and from 2006 till 2008 – a Chief Executive Officer of the company.
Elisabetta Castiglioni was born 1964 in Premosello Chiovenda, Italy and holds a PhD in Business Administration from Munich Technical University and an MBA from Ludwig-Maximilians-Universität in Munich.
She has a proven track record of delivering growth in complex and innovative businesses. In her role as CEO of Siemens Global Media Business, a unit of the Group´s IT Solutions and Services, she developed a diversified global business, serving top tier media and entertainment clients worldwide. Prior to that, Elisabetta was Executive Vice President Europe for the Siemens Cordless Business Unit. At MCI – now Verizon Business - she was EMEA Director of Product Marketing launching cutting-edge Data Communications solutions for the corporate market. She also oversaw the rollout of MCI's network expansion in Europe and Asia-Pacific.
Having served as a Member of the Supervisory Board of Telekom Austria Group, Elisabetta has already known our company for three years, before joining TAG as CEO Digital Business in June 2016.
Jesper Smith was born in 1970 in Lund, Sweden. He studied behavioral science, business and language at the University of Lund. He also holds an Executive Master in Leadership & Organization from the University of Nyenrode in The Netherlands.
Jesper began his professional career in 1995 as a trainee at Ericsson where he worked for 10 years in different HR roles, in Sweden, the US and in the Middle East. After a short period with the pharmaceutical company Schering-Plough he joined Sony Ericsson where he headed up HR for the Product Development and later Sales & Marketing organizations. In 2009 he joined the IT Company Tieto where he had different roles, heading up HR for Sweden and, prior to joining Telekom Austria, also the Financial Services Business Unit.
Jesper has been in the role since November 2015, and since the summer of 2016 he is also responsible for Internal Communications.