WTS TAX - Key Persons


Ahmed El Jilali

Job Titles:
  • Senior Associate
  • Senior Associate / Service

Aidan García

Job Titles:
  • Partner

Alan T. Frankel

Job Titles:
  • Founding Partner
Founding Partner | Co-Head of Business Tax Services and High Net Worth Tax Services Groups

Axel Wagner

Job Titles:
  • Partner

Bas Leensma

Job Titles:
  • Partner

Bobby Dua

Job Titles:
  • Senior Director, European Tax Advisory
Bobby Dua specialises in real estate and has experience that spans a broad range of structures, transactions and asset classes. Bobby has a diverse real estate client base, with particular experience working with private equity funds, family offices and private and public companies. Bobby's transaction experience includes tax and financial due diligence, acquisition and deal structuring, tax forecasting, financing/refinancing and vendor assist work. Bobby has also advised on ongoing UK tax considerations for UK real estate portfolios, including advising non-resident landlords on the transition to corporation tax, as well as assisting with direct and indirect tax compliance work for UK and non-UK companies.

Charles J. Vallone

Job Titles:
  • Founding Partner / Co - Head of Business Tax Services and High Net Worth Tax Services Group

Dr. Jürgen Reinold

Job Titles:
  • Partner

Euan Sutherland

Job Titles:
  • Senior Managing Director, Head of Tax EMEA

Frank Dissen

Job Titles:
  • Partner / Global Head of Expatriate Services / Germany
  • Partner / Service
Since 2018, Frank Dissen has been recommended annually by the prestigious JUVE Verlag as one of the ten best German advisors in the field of Personal Taxation.

Gerben Markink

Job Titles:
  • Partner

Gerlinde Silvis

Job Titles:
  • Head of People & Culture Development

Giovanni Rolle

Job Titles:
  • Partner

Kaido Künnapas

Job Titles:
  • Partner

Karsten Gnuschke

Job Titles:
  • Head of Network Coordination

Magdalena Saja

Job Titles:
  • Managing Director ( Business Development )
  • Managing Director ( Business Development ) of WTS Global

Mariano Blanco

Job Titles:
  • Partner
Mariano Blanco began his professional career in the Spanish Tax Administration in the Inspection Department where he carried out verification and inspection work mainly in relation to Corporate Income Tax, Personal Income Tax and Value Added Tax. In the mid-1990s, he joined the management of the Spanish Tax Administration Agency, holding, among others, the post of Head Inspector in Barcelona. Since 2000 he has pursued his professional career at ARCO Abogados and is currently Managing Partner of the firm. Since 2014, he has represented ARCO in WTS Global. Throughout these years he has also been a lecturer in both universities and other specialized forums. Mariano Blanco is a member of the Barcelona Bar Association since 2000

Marie Christin Shenouda

Job Titles:
  • Head of Corp. Comm. & Brand Strategy

Marina Lombardo

Job Titles:
  • Managing Associate

Mateja Babič

Job Titles:
  • Partner Tax / Service

Melanie Appuhn-Schneider

Job Titles:
  • Partner

Michiel Boeren

Job Titles:
  • Partner
  • Member of the International Fiscal Association
He has over 15 years of experience in advising international corporate clients, financial institutions, private equity firms and high net worth individuals/families. He gained extensive experience in advising on direct and indirect taxation, international tax (treaty) planning and structuring cross-border transactions through Luxembourg. Michiel gained experience supervising tax audits, advising on tax planning projects and performing tax due diligence examinations and gained significant experience in discussing Advance Tax Agreements and Advance Pricing Agreements with the Luxembourg tax authorities. In addition, Michiel has a good understanding of finance and accounting. Michiel is a member of the International Fiscal Association (IFA), the International Bar Association (IBA) and the American Bar Association (ABA).

Mohammad Akshar Maherally - Managing Director

Job Titles:
  • Managing Director

Ms. Kelly Mgbor

Job Titles:
  • Head of QPRM, Legal & Africa / Germany

Nicolai B. Sørensen

Job Titles:
  • Attorney
  • Partner

Robin Minjauw

Job Titles:
  • Partner

Serhat Umut Aydın

Job Titles:
  • Partner
  • Partner / Service

Sidy Diop

Job Titles:
  • Chartered Tax Expert
  • Tax Consultant at ECOWAS for French
Sidy Diop is a chartered tax Expert registered before the national Chartered Tax Expert Association (ONES), temporary member of the West African Union of Tax Institutes (WAUTI). He holds a Master in Business Law with Tax and Import-Export as option and a Postgraduate degree in business law, banking option. He has 30 years of professional experience including 26 years of practice in tax and legal firms. Over the past 30 years, he has developed a strong background in research, audit, consulting and assistance in legal and tax fields. He has a deep knowledge and is highly experienced in legal and tax fields: environment and mechanisms mainly in banking, insurance and finance sectors for being tax consultant for banks and financial institutions (CITIGROUP, Société Générale Sénégal, BNP Sénégal (BICIS) Banque Régionale de Marchés, Banque Atlantique, Banque Islamique, Banque Sahelo Saharienne pour l'Industrie et le Commerce, Baobab (former Microcred), Alliance pour le Crédit et l'Epargne (ACEP), Pamecas, Crédit Mutuel du Sénégal, St Louis finances etc ....), Insurance sector (AXA, SAHAM (former COLINA), AMSA, UASEN VIE) and Oil, Gaz, mining, and Energy sectors (SHELL, TOTAL, Société Africaine de Raffinage, SENELEC, GTI, FORTESA, OROMIN, Companies operating or intervening in the Senegalese and Mauritanian Gaz Project of Grand Tortue Ahmeyim/GTA) He has also carried out Tax studies in the WAEMU zone for GIM-UEMOA (former Interbank Electronic Payment Processing Center), ECOWAS and the Central Bank of WAEMU countries (BCEAO). He carried out studies for the World bank (Senegalese office) in Senegal and Gabon. Sidy is a tax consultant at ECOWAS for French and Portuguese speaking countries.

Stavros Petridisoglou

Job Titles:
  • Tax Partner / Greece

Theophilus Tawiah - CEO

Job Titles:
  • Managing Partner

Viktor Sandberg - CEO

Job Titles:
  • Managing Partner

Wim Wuyts - CEO, Managing Director

Job Titles:
  • Chief Executive Officer
  • Managing Director

Yarman Vachha

Job Titles:
  • Head of Financial & Strategic Projects