WHO WE ARE
Leadership
Our leadership team is responsible for the long-term success of Qualco Group, driven by operational and business excellence.
Board of Directors
The Board of Directors comprises two executive and three non-executive members, all aligned with the Group’s vision and corporate culture:
Orestis Tsakalotos
Group Executive Chairman
Mr. Tsakalotos is the Executive Chairman and Founder of Qualco Group, serving on its Executive Committee and overseeing its client and business areas, including broad strategy-setting and resource management.
Looking to a new era of sustainability and solidarity, Mr. Tsakalotos has a broad range of academic, cultural, environmental, and public service interests.
Miltiadis Georgantzis
Group Chief Executive Officer
Mr. Georgantzis is the CEO and founding partner of the Qualco Group.
Over the past two decades, he has expanded the business into new markets internationally with an increased workforce of more than 800 employees globally.
Omar Maasarani
Investor Director, Non-Executive
Nils Melngailis
Independent Director
Steven Edwards
Independent Director
Executive Management Team
The Management Team comprises acknowledged executives committed to the Group’s purpose, values, and mission.
Orestis Tsakalotos
Group Executive Chairman
Mr. Tsakalotos is the Executive Chairman and Founder of Qualco Group, serving on its Executive Committee and overseeing its client and business areas, including broad strategy-setting and resource management.
Looking to a new era of sustainability and solidarity, Mr. Tsakalotos has a broad range of academic, cultural, environmental, and public service interests.
Miltiadis Georgantzis
Group Chief Executive Officer
Mr. Georgantzis is the CEO and founding partner of the Qualco Group.
Over the past two decades, he has expanded the business into new markets internationally with an increased workforce of more than 800 employees globally.
Dimokritos Amallos
BoD Executive Member
Mr. Amallos has served as Non-Executive Director on the Board of Hellenic Petroleum SA (2009-2013) and as a Partner at Singular S.A, where he held the positions of Financial Director and Assistant General Manager.
He is a former Director of Oneworld SA, Decision SA, Euroskills SA, Sanyocom SA, AMTE SA and Panathinaikos FSA.
Business Unit Heads
Our Business Unit Heads are committed to ensuring that goals and objectives are aligned with the Group’s overall strategy and vision.
Spyridon Retzekas
Chief Operating Officer – Technology
With more than 20 years of experience, Mr. Retzekas is responsible for overseeing the organization’s expansion and has a key role in developing new products or services, identifying new markets to enter, and creating strategies to achieve the growth targets of the Group.
George Kazos
Managing Director, Credit & Receivables Management
Nikos Vardaramatos
Chief Executive Officer, Quant
With 20 years of experience in the banking and technology industries in Greece and Europe, Mr. Vardaramatos has an extensive track record in successful debt portfolio management strategy formulation and efficient operations design.
As the CEO, he leads Quant’s strategy from the early days of the company’s establishment and license acquisition from the Bank of Greece.
Thodoris Mathikolonis
Deputy Chief Executive Officer, Quant
John Gikopoulos
Chief Innovation Officer & Head of Applied Intelligence
Mr. Gkikopoulos worked in Sales & Trading and Industrial Production before joining McKinsey.
In 2016, he set up IPSoft’s European cognitive business out of Amsterdam, the Netherlands. From 2018 to 2022, he established Infosys’ Global AI and Automation practice.
As the Chief Innovation Officer at the Qualco Group, he is responsible for the overall strategy, setting an Enablement Office to implement Group-wide strategic projects.
Christian Jacob
Managing Director, Qualco UK
Athanasios Pittaras
Executive Director of Data Science
As an experienced quantitative trader, Mr. Pittaras is a team leader in both trading and research environments in various organisations, from boutique hedge funds to top-tier investment banks, such as IKOS CIF Limited and Axiom Market Neutral Fund.
With a long track record in statistical arbitrage and factor-neutral strategies, he holds the position of Executive Director of Data Science at the Qualco Group.
Corporate Functions
Our Corporate Functions consist of acknowledged experts dedicated to enabling the organisation to achieve its strategic objectives.
John Fourlis
Group Executive Director
Nikolaos Kontopoulos
Group Chief Financial Officer
Mr. Kontopoulos has been Qualco Group’s CFO since 2019.
Prior to that, he held various senior positions, most notably at Intralot as Commercial Operations Director and SingularLogic as Chief Financial Officer.
He has a Master of Business Administration from Northeastern University and a BA in Economics and Computer Science from Boston University.
Peter Mounsey
Chief Information Officer & Group Information Security
Having more than 20 years of experience as a corporate performance improvement restructuring Director, Mr. Mounsey is Qualco Group’s CIO, with a proven track record in delivering major operational restructuring in complex corporate environments.
Prior to his role at Qualco Group, he led the pre and post-deal acquisition and restructure of The Lewis Group by Hoist Finance UK Limited, alongside the restructure of EDM Limited.
Kyriakos Foinikopoulos
Group Audit and Compliance Executive
With more than 24 years of international experience in the Banking Industry, Securities Services Businesses, and Information Technology Industry, Mr. Foinikopoulos has a proven record of success in Audit, Operational Risk (OpR), Compliance, Anti-Fraud, Project Management, Business Continuity, and Information Risk areas.
WHO WE ARE
About the Group
By bringing together a unique combination of technology, data analytics, operations, and capital, we deliver innovative solutions that optimise the finances of both businesses and individuals.
WHO WE ARE
Governance
Aiming to ensure business sustainability, we build Corporate Governance on integrity, transparency, and openness following the legal and regulatory framework.


