Board members

Stephen Dale 

Stephen Dale Chairman

Stephen Dale is a partner in the Indirect Tax group and compliance services in PwC Société d’Avocats and has worked in French taxation for more than twenty years, having previously worked with PricewaterhouseCoopers in the UK.

Stephen is a member (and former Chairman) of the FEE (Fédération des Experts Comptables Européens) Tax Policy Group and a member of the Institute of Chartered Accountants in England and Wales VAT Committee (and former Chairman). He represents the IVA on the Expert Group and is a member of the OECD’s Global VAT Forum.

He is a board member of the Association de la Pratique de la TVA européenne (APTE).

He is the author of several publications such as VAT Yearbook – Kluwer, VAT Guides – PwC, Articles – International Indirect Tax, BNA, journals and newspapers.

Contact Stephen Dale - This email address is being protected from spambots. You need JavaScript enabled to view it.">

Alessandro Garzon

Alessandro Garzon

Alessandro Garzon is a Chartered accountant. Founder and partner of T.B.S Tax Back Service Srl. He is a member of the IVA since 1995 with his company T.B.S, founded in 1988. Ever since the beginning T.B.S takes care of VAT technical issues related to the field of transport. As from 1992 the VAT assistance has been enlarged to several other sectors (cars, pharmaceuticals, fashion, event arrangements, fertilizers, distance sales, catering, electronics, and so on). T.B.S. currently also carries out both VAT representation and VAT direct identification services.

Alessandro Garzon is a frequent speaker at seminars dealing with Italian VAT issues. He is the Chairman of Studio Garzon, which provides professional advice in the area of indirect taxation; technical assistance is mainly related to VAT issues referred to cross-border transactions and to public bodies.

Contact Alessandro Garzon -  


Brendon Silver Treasurer

Brendon is the Managing Director of the European and North American operations of the VATit Group, which includes VAT Compliance Europe. The group offers VAT recovery and VAT Compliance solutions globally. Brendon runs the day to day operations of the business, is responsible for acquisitions and partnerships, and has strategic oversight of the businesses. He also sits of the board of Directors of the Group Holding Company based in Luxembourg. Brendon is a qualified Chartered Accountant, and worked in Finance in the city of London for 4 years prior to joining VATit.

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Cyrille Konter

Cyrille Konter

Graduated from HEC in 1997 with a specialisation in Finances, Cyrille Konter started his career in Germany within various investment banks as structureur and seller of derivatives on action. In 2003, he returns to France to take over the business development of TEVEA International.

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Darren Aldrich

Darren is the Managing Director of Fiscal Solutions and the VAT Partner of London accounting firm Buzzacott LLP.  He is a Chartered Tax advisor, an Associate of the Institute of Indirect taxation, and a Fellow member of the Association of Accounting Technicians.

Darren has been advising clients on a full range of cross border VAT issues since 1992 and has been with Fiscal Solutions since 1998, regularly contributing to International trade publications and speaking at International business events.

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Emmanuel Cotessat Secretary

Emmanuel is a French tax lawyer specializing exclusively in indirect taxes (VAT, Excise and Customs duties). After 10 years of experience at Price Waterhouse Tax and Legal and then Arthur Andersen International, he started his own consulting law firm in 2000. He has specifically built a significant experience in international supply chain structuring, ERP/SAP VAT implementations and multi-national advisory and compliance coordination. His main areas of activity are pharmaceuticals, energy utilities, aeronautics and chemicals. He is a partner of VAT Forum CV and regularly lectures at international VAT events.

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Graduate  Ecole Supérieure de Commerce et d’Administration des Entreprises de Bordeaux

Founder of Négométal in 1984 and CEO of this company from this date.

Négométal Group is specialized in Vat refund  and provide services (Toll cards, diesel cards, Excise Duties refund….) to  2000 customers in Europe. The Group has 57 employees and agents distributed in 9 countries.

I am also the Founder and President of Compagnie de l’Arc Atlantique which is a Payment Institution approved by Bank of France. This financial Institution emits and  sells Mastercard cards in European Union.


Hilde Blontrock

Hilde Blontrock

Graduated as interpreter/translator for English, French and German but ended up by chance in the VAT business.  Hilde joined Eneman Brugge n.v. in February 2000 and purchased the business in 2008.  From a merely VAT refund company she expanded the company into the field of VAT registration and VAT compliance. In 2007 Hilde established a sister company VATcom which distributes means of payment for the tolls in Europe.

Contact Hilde Blontrock - 

Johannes Rückert

Johannes Rückert

Johannes Rückert is managing partner of Comark, Lda. since 1989. He is especially involved in the analysis of international tax issues, with a particular focus on VAT compliance, cross-border operations and the application of conventions to avoid double taxation. He has an extensive international work experience, having held executive functions in Germany, France and Latin America, prior to establishing his consulting practice in Portugal.

Johannes Rückert holds a degree on Business Management from the University of Saarbrücken.

Contact Johannes Rückert - 

Mark O'Riordan Deputy Chairman

Mark O'Riordan is Chairman & Chief Executive in Meridian. Mark joined Meridian in 1998 and was appointed Chairman and Chief Executive in October 2004. Prior to this he was Operations Manager at BBL Finance Ireland, an international merchant bank based in the International Financial Services Centre in Dublin. Since 1998, Mark has held a variety of executive positions within Meridian, namely Operations Director, Managing Director North America, Client Services Director EMEA and Director of Business Services, Mark also had responsibility for the Groups Treasury requirements during this time. 

Mark took over the position of Chairman and Chief Executive in 2004 having acquired a vast knowledge of the business and the company.

Mark is a qualified Chartered Accountant (FCA) and holds an MBA from The Open University.

Contact Mark O’Riordan - 



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News from the Board

Communique re Elections 2017

Dear Members, At our next Conference in Brussels in October (19.10.2017) we will be asking you to vote for the appointment of the members of the Board...

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News from IVA members

Spain - SII

SII and monthly data reconciliation. An advisable simple routine

With the experience gained after, almost, three months of helping companies with their SII obligations, we think worthwhile stressing the importance of a very simple routine which many may be tempted to dismiss as unnecessary...

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News from EC

News from Accountancy Europe – formerly the Federation of European Accountants

Major VAT packages expected for the autumn - 19 September 2017

The European Commission is driving its VAT reform agenda forward with full speed. On 4 October, it will publish the first step of its proposals to move towards a definitive regime and the destination principle. This will be accompanied by a proposal concerning the so-called certified taxable persons (CTPs)...

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Disclaimer:  The information contained in the present page is general and does not constitute legal advice. Before taking any decision or action on the above information you should take the appropriate professional advice.