Our Team

Our Team
by Poh Chuen Tan

About us.

It is clearly understood that anyone interested in XVA-Blockchain and the general business plan of Advanced Blockchain Solutions will want to learn a bit more about the people behind the company.

Our founders team is a mix of highly experienced industry experts from both the FinTech and Digital Industry. We combine considerable entrepreneurial experience with a background from working in leading management positions in renowned companies such as Eurex, Algorithmics, Deutsche Börse, Calypso Technology, and Google.

As a founders team we have made the decision to build up the company, because we are convinced that blockchain technology has the potential to massively improve scaleability, transparency and security of financial service offerings.

Join us on our journey to shape the future of a whole industry.


Thomas A. Schwiertz

CEO (Chief Executive Officer)
CRO (Chief Risk Officer)

Thomas has over 16 years experience working in the financial industry in
various roles across companies such as Algorithmics, Fitch Group or
Eurex Clearing, Deutsche Börse. He is physicist and he has a strong background in statistical finance. Prior to his role at our company Thomas was managing founder at CVA Services GmbH, a German consultancy specialized in risk management and regulatory reporting for banks, asset managers, and insurances. In his career he supported over 20 institutional clients in projects related to risk, reporting, and digitalization.


LinkedIn, Twitter


Poh Chuen Tan

Relationship Manager

Poh Chuen holds a Master’s in economics from Johannes Gutenberg-Universität Mainz, and brings along entrepreneural and strategic communication skillsets, having accumulated cross-industry experiences in blockchain, mergers and acquisitions, and events management. He has over 7 years of experience executing projects in Singapore, Indonesia, Germany and China for major conglomerates such as Boehringer Ingelheim, Estee Lauder, Audi/Volkswagen Group, as well as the Japanese ministry of Economy, Trade and Industry.



Alexander J. Boos

Head of Legal
Chief Compliance Officer (CCO)

Alex is the Head of legal affairs. He has been practicing law for more than 12 years with a degree from Johannes-Gutenberg-University in Mainz. He is also our Chief Compliance Officer.



Dr. Stephanie Grim

Our Advisors

Every team works better with a group of advisors to support them.
They are proven experts in their line of work and provide valuable input.


Prof. Dr. Christian Fries

Mathematisches Institut Universität München



LinkedIn, Twitter


Jochen Diel

Industry Expert

Manager positions at Oliver Wyman, Deutsche Bank, J D&C

LinkedIn, Twitter


Ales Tomazin, Ph.D.

Industry Expert & Advisor to Crypto Companies

Ales’ main areas of daily activities are ERM, capital allocation, Solvency II, IFRS 17 and bringing business logic to start-ups in the process of pre and post ICO. He holds a PhD in Actuarial Science, has more than 15 years experience in insurance sector (working for more than 10 insurance companies) and is a known member in the blockchain community.



Anthony Abunassar

Industry Expert & Advisor to Crypto Companies

Anthony built his career in the world’s most prominent financial institutions. PWC Banking Advisory, Rothschild & Co, Goldman Sachs and JPMorgan. His expertise now being the world of cryptocurrency and ICO investing. His pedigree in finance is unparalleled.