About us

Our leaders


Dražen Nimčević

Tax Partner and Country Managing Partner

Dražen has been with Deloitte since October 2005. He is responsible for the organisation, development, and provision of tax services in Croatia and acts as the Quality Assurance Reviewer on tax advisory, tax audit and due diligence assignments. Dražen is the Country Managing Partner since 2021.

Dražen has extensive experience in providing services in the areas of corporate and personal income tax, value-added tax, international staff structuring, transfer pricing implications in Croatia and abroad, tax due diligence of Croatian companies, general research of the regional tax environment and regulation governing foreign direct investment projects. He has specialised in advising international clients interested in investing in Croatia as well as Croatian multinational enterprises.

He graduated from the Faculty of Economics, University of Zagreb.

Natko Sertić

Leader of  Tax department in Croatia and Tax Partner in Charge for Deloitte’s CE South Region 

Natko is the leader of the Tax Department in Croatia and the Tax Partner in Charge for the CE South Region (Albania, Bosnia and Herzegovina, Bulgaria, Croatia, Kosovo, Montenegro, North Macedonia, Serbia, and Slovenia). He is responsible for the organisation, development, and provision of tax services in those countries. Natko has plenty of experience in tax advisory, including corporate income tax, value-added tax, as well as other areas of the CE South and international tax practice. He graduated from the Faculty of Economics and Business in Zagreb, having obtained a Master's degree in Accounting and Taxes.

Natko has been leading the corporate income tax and transfer pricing unit. Over the years, he has specialised in providing advisory services to international and Croatian clients, in particular in transaction planning from the aspect of corporate income and value-added tax planning, transfer pricing and application of double taxation treaties.

He has extensive experience in buy-side and sell-side transaction support services as part of due diligence engagements and various tax reviews, as well as in structuring international transactions to optimise the operations and minimise risks.

He is the head of the Deloitte Private Club, an initiative aimed at supporting the networking of private entrepreneurs and exchanging ideas and experiences, as well as learning about best practices that may significantly improve the development and outlooks of the Club members' organisations.

Lena Habuš

Croatian Financial Advisory Services Partner and Deloitte CE South Corporate Finance Partner

Over the years, Lena has specialised in providing advisory services to both international and Croatian clients; in particular, in providing advisory services in M&A transactions, restructuring, due diligence, and company valuations.

Lena joined Deloitte in October 2021 and will be in charge of further developing financial advisory services in Croatia and corporate finance services in Albania, Bosnia and Herzegovina, Bulgaria, Montenegro, Croatia, Kosovo, North Macedonia, Slovenia, and Serbia.

Lena is the leader of the consumer products and retail sector in the CE South region.

She holds a Master's Degree in Economics, and has completed the MBA programme at Columbia Business School in New York.

Damir Vukotić

Risk Advisory Partner

Damir is a partner in Deloitte’s office in Zagreb, responsible for further developing the Financial Industry Risk & Regulatory service line for CE South Region (Albania, Bosnia and Herzegovina, Bulgaria, Croatia, Kosovo, Montenegro, North Macedonia, Serbia, and Slovenia).

He brings more than 15 years of experience from the banking industry, given his work in large international banking groups in Vienna, Austria.

Damir has hands-on experience in managing regional projects with the goal of enhancing different elements of risk management frameworks and aligning them with regulatory standards. His fields of expertise are risk organization transformations and establishment of systems of controls, model governance, design and implementation of different digital solutions used in risk management practice (e.g., Early warning systems, Model risk Management, Fraud management, Collateral management, Datawarehouse’s, Default management), Business intelligence and Data management, Rollouts of Internal Rating Based approaches, Fraud prevention and whistleblowing, etc. He has a deep understanding of the region and its banking environment.

Damir graduated from the Bluefield University in Bluefield, Virginia, USA and completed his Master’s Degree in International Business of the School of Economics and Business in Sarajevo, Bosnia and Herzegovina, and an MBA of School of Business Management in Turin, Italy.

Helena Schmidt

Tax Partner

Helena is leading the indirect tax group and business processing outsourcing group. She has more than 20 years of experience advising clients on corporate tax, VAT, customs and excise duty matters. Helena joined Deloitte in 2003 after working as a consultant with other Big Four company.

Helena holds a degree in economics from the University of Zagreb, and an EMBA from Cotrugli business school.

She regularly authors articles for Croatian professional magazines and lectures at tax seminars. She was a member of the VAT Expert Group at the European Commission and is regularly listed in Global Indirect Tax Leaders’ guide by International Tax Review.

She is the leader of Deloitte’s SheXO initiative and encourages diversity in different management areas and organizational structures.


Katarina Kadunc

Audit and Assurance Leader Partner

Katarina is Audit and Assurance partner in the Croatian and Slovenian Deloitte office in Ljubljana. She joined Deloitte in 2003. Katarina graduated from the Faculty of Economics in Ljubljana (with a major in finance, accounting and audit) and completed her studies at the Slovenian Institute of Auditors, receiving the title Certified Auditor. She acquired the ACCA licence in 2009 and the title of Certified Internal Auditor of the Slovenian Institute of Auditors in 2014.

Her main corporate governance references are: Pivovarna Laško, ERGO, Kemijski inštitut, Zavarovalnica Triglav, Telekom Slovenije, Abanka, Nova KBM, Petrol, Mercator, Gorenje, Slovenske železnice, Gozdarski inštitut, Ministrstvo za šolstvo in druge.

Marina Tonžetić

Audit and Assurance Partner

Marina is an Audit and Assurance Partner with many years of audit experience. She is an ACCA certified accountant, a member of the Institute of Internal Auditors (IIA), a CIA as well a certified internal and external auditor in the Republic of Croatia.

After graduation in 1997, she launched her career path at Arthur Andersen where she worked until June 2002 when she joined the Deloitte audit team performing most complex and most challenging audit engagements. Marina has an in-depth expertise in performing IFRS financial statement audits, audits of mergers and acquisitions, due diligence and business advisory services. Complex consolidated financial reporting is another area of her specialisation.

At Deloitte Marina leads CFO and Finance Function support initiatives. She is also leading the diversity initiative and promotion programmes at various governance levels within the organisation.

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