Team Biographies

When you choose CSA Partners, you're choosing experience and compliance industry's best practice.

The right people, all the way through

The persons you meet at the start of our relationship will always be responsible for delivering the service and standards you expect. Please read a brief biographies of our team members.


Martin Villig - Partner, Business Development

Martin has a unique and outstanding experience in the fields of business administration, software development and web solutions over the past 15 years. Martin has worked at large organizations like OMX-Nasdaq Tallinn Stock Exchange, where he was developing core e-services and self-service portals to individual investors and corporate customers. Later Martin worked at Skype (global communications platform) and Fortumo (global leading mobile payments provider).

Martin has International Business Administration degree from Estonian Business School and has taken several additional cources on finance, sales, human ressources and IT in Estonia and abroad.


Ahto Kink - Partner, Legal Affairs

Ahto is among leading experts in the Baltic and Nordic countries in the area of European Securities Law (including Market Abuse Directive and MiFID). He is responsible for assessing legal and regulatory aspects of CSA clients' needs in the field of compliance with securities regulation. He also coordinates the network of leading law firms and lawyers cooperating with CSA Partners.

Ahto has a remarkable practice and expertise when it comes to EU financial services law and securities regulation. He has participated in a number of international projects involving the following jurisdictions: Finland, Sweden, Latvia, Lithuania and the United Kingdom. He represents the Republic of Estonia in the Legal Certainty Group chaired by the European Commission.

Ahto works as a head of the legal department of Nasdaq Tallinn (Tallinn Stock Exchange and Estonian CSD). Ahto’s previous international work experience includes secondment at Norton Rose, a leading international law firm based in London.

Mait Kivimets - Partner, Product Development

Mait is responsible for product development roadmap, plus additionally our support services. Mait has 15+ years of experience in the field of IT project management and analysis of business processes.

Mait has an extensive experience in the field of securities market and he has worked with OMX Exchanges, where he played a crucial role in the success in dozens of mission-critical IT projects. His experiences cover all functional areas for CSD, but with special interest in corporate actions, services for investments funds and cash clearing structures.

He has been also working as issuer services project manager in Estonian CSD and has been involved more than 100 AGM and several IPO processing for Estonian issuers.

Siim Viidu - Partner, Technology and Security

Siim is an expert of CSA software products technical architecture, security and development procedures. His work experience includes being the founder and developer of one of the first web portals in Estonia in late 90-s, building and designing solutions for various public and private companies including banking, insurance, real estate and tourism industries. He has developed modular content management platform marketed globally by a network of partners and has contributed in numerous other web applications.

Siim has been working with large international companies for example Swedbank, SEB, Skype, PayPal and eBay on various payment and software development projects.

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Murphy's Law
"We will use our resources to tackle cases of market abuse that pose a threat to confidence in the UK's financial markets"

Howard Davies, FSA UK