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Petros P. Kalantzis est un homme d'affaires suisse qui a été à la tête de 15 entreprises différentes. Il est actuellement président de Von Roll Holding AG, président de Clair Finanz Holding AG, président de Clair AG, président de Hardstone Services SA, président d'ELPE Thraki SA, président de Zrcher Goldhandel AG, président de Sete Aviation Holding SA et président de la Fondation Gnosis. M. Kalantzis est également président du conseil d'administration de la John S. Latsis Public Benefit Foundation et siège au conseil d'administration de cinq autres sociétés. Dans le passé, il a occupé les postes de président de SGS SA, président de LAMDA Development SA, président de l'Association suisse de chimie et de pharmacie, président de Mvenpick Holding AG, président de PrivatAir SA, président de Petrola Hellas SA, chef de la division chimie d'Alusuisse Group Ltd. et membre de l'Institut de recherche en économie appliquée de l'Université de Bâle. Petros P. Kalantzis a obtenu un doctorat et un diplôme d'études supérieures de l'Université de Bâle.

Petros Spyridonas Katsoulas is currently the Chairman at MIG Holdings SA, Chairman-Supervisory Board at Austriacard Holdings AG, Deputy Chairman at Raymetrics SA, Independent Non-Executive Director at Korres Natural Products SA, Non-Executive Director at Interunity Management Corp., Director at Elikonos 2 GP SARL, and Director at Youthlab SA. He is also the Chief Investment Officer at Elikonos Capital Partners Sarl.
In the past, Mr. Katsoulas served as the Chief Executive Officer at National Securities Single Member SA from 2011 to 2013.
He was also the Vice Chairman A at Grivalia Properties Real Estate Investment Co. from 2013 to 2015.
Additionally, he worked as a General Manager-Group Strategy & Investments at Eurobank Ergasias Services & Holdings SA in 2014 and as a Research Analyst at Credit Suisse Securities (Europe) Ltd.Mr. Katsoulas completed his undergraduate degree at the University of Crete in 1988.
He then graduated from the University of Aston in 1990 and obtained an MBA from the same university in 1993.

Petros Parras is currently the Group Chief Financial Officer & Director at Compass Group Plc.
He holds a doctorate degree from The University of Reading and an undergraduate degree from the University of Ioannina.

Fotis Kalantzis was the founder of Spartan Energy Corp.
founded in 2013, where he held the position of Senior Vice President-Exploration.
He currently holds the position of President, Chief Executive Officer & Director at Spartan Delta Corp.
since 2019, and Chairman at Logan Energy Corp.
since 2023.
Dr. Kalantzis is also a member of the American Association of Petroleum Geologists, Society of Exploration Geophysicists, Association of Professional Engineers & Geoscientists of AB, Canadian Society of Exploration Geophysicists, and European Association of Geoscientists & Engineers.
Dr. Kalantzis was formerly an Independent Director at Willow Biosciences, Inc. from 2019 to 2023, Exploration Manager at Innova Exploration Ltd., Vice President-Exploration at Spartan Oil Corp.
from 2011 to 2013, and Vice President-Operation at Spartan Exploration Ltd.
from 2008 to 2011.
Dr. Kalantzis holds a doctorate degree from the University of Alberta, a graduate degree from the University of Saskatchewan, and undergraduate and graduate degrees from Aristotle University of Thessaloniki.

Effie Kalantzis has worked at CBRE Ltd.
(Canada) since 2018 and currently holds the position of Transaction Manager, which she started in 2021.

Petros P.
Koumantaros is the founder of GROUPIRA, Inc. (founded in 2011) and serves as the Chairman.
He is currently the Chief Executive Officer & Managing Director at Spectrum Pension Consultants, Inc. since 2003.
Additionally, he holds current positions as a Member at The American Society of Pension Professionals & Actuaries, Fircrest Golf Club, Inc., The Rainier Club, and Rotary Club of Seattle.
Mr. Koumantaros previously worked as a Program Manager at Intel Corp.
from 2001 to 2005.
He completed his undergraduate studies at the University of Washington and holds an MBA from Arizona State University.

Petros G.
Kitsos is the founder of Kt Family Trust, established in 2004, where he serves as a Trustee.
He currently holds positions as a Director at Sonnedix Management Services Ltd.
and Sonnedix Power Holdings Ltd.
Additionally, he is an Independent Director at MultiSensor AI Holdings, Inc., St Stefanos Greek Orthodox Church, Northrop Grumman Federal Credit Union, Maritime Tactical Systems, Inc., and TBL Strategy.
He is also a Managing Principal at T.B.L.
LLC.
In the past, Mr. Kitsos held positions as an Independent Director at Hongyuan Holdings Group Co. Ltd.
from 2007 to 2012, a Director at PrecisionHawk, Inc. from 2016 to 2018, and an Independent Director at Aries I Acquisition Corp.
in 2021.
He also served as a Trustee at Hamilton College (New York) from 2004 to 2008.
Mr. Kitsos has a background in undergraduate studies from Hamilton College (New York) and holds an MBA from Harvard Business School, conferred in 1992.

Petros Michaelides currently works at Pandora Investments Public Ltd., as Non-Executive Director.

Petros Xarchakos is currently the Executive Director at Neurosoft SA. Previously, he worked as the Director-Accounting & Consolidation at Greek Organisation of Football Prognostics SA from 2013 to 2019.
Before that, he was an Auditor at PricewaterhouseCoopers SA from 1997 to 2002.
He then served as the Group Internal Auditor at Toyota Hellas SA from 2002 to 2004.
From 2005 to 2006, he worked as the Finance Manager at Eurolease Fleet Services SA. Lastly, he was the Manager-Financial Control at Delta Foods SA from 2006 to 2013.
Mr. Xarchakos completed his undergraduate degree at the University of Essex and his graduate degree at University College London.

Petros Karadontis currently works as a Managing Director at The Cyprus Tourism Development Public Co. Ltd.

Petros Lekkakis worked as an Associate at Stonepeak Partners LP from 2015 to 2018.
He received his graduate degree from Stanford University in 2014 and his undergraduate degree from National Technical University of Athens in 2012.

Petros Tzenibei Tzannetakis is currently the Non-Executive Vice Chairman at Optima Bank SA. Prior to this, he held the position of CFO, Executive Director & Deputy Managing Director at Motor Oil (Hellas) Corinth Refineries SA. He is also a Director at Motor Oil Holdings SA. Mr. Tzannetakis has previously served as an Independent Non-Executive Director at M.J.
Maillis SA-Industrial Packaging Systems & Technologies, Non-Executive Director at A.G.
Petzetakis SA, Director at Petroventure Holdings Ltd., Independent Non-Executive Director at Sfakianakis SA, Director at MJ Maillis Group, and Director at Olympic Ddb Holding S A.
He received his graduate degree from the University of Sussex and his undergraduate degree from the University of Surrey.

Petros Platis is currently working as the Head-Internal Control at Chatzikraniotis & Sons Mills SA since 1999.
He completed his undergraduate degree from the University of Macedonia.

Petros K.
Souretis is currently the CEO, Managing Director & Executive Director at Kekrops SA since 2010.
He is also the Chief Executive Officer at Intradevelopment SA since 2004.
Additionally, he holds the position of Chairman at Intracom Construct SA, Eurokat & Intracom Construct SA, Prisma Domi SA, Fracasso Hellas SA, and Intrapower SA. He is the Vice Chairman & Managing Director at Kepa Attikis SA since 2010 and an Executive Member at GEK Terna SA since 2022.
Previously, he served as the Vice Chairman at Hellenic Casinos Co. SA from 2019 to 2022, Vice Chairman at North Star Psychagogiki kai Touristiki SA, Vice Chairman at Athens Resort Casino Holdings SA from 2019 to 2022, Chairman & Managing Director at In Maint SA, Non-Executive Director at INTRALOT SA from 2008 to 2019, Managing Director & Executive Director at Intrakat SA of Technical & Energy Projects from 2012 to 2014, Director at Intracom Bulgaria in 2006, Managing Director at Intramet SA from 2003 to 2005, Director at Intracom Telecom in 2012, and Non-Executive Director at Intracom Holdings SA from 2003 to 2022.
He started his career as a Manager at Hellenic Technodomiki Anemos SA in 1997.
Mr. Souretis completed his undergraduate degree at Aristotle University of Thessaloniki in 1992, his graduate degree at City University London in 1994, and his MBA at Athens University of Economics & Business in 2004.

Mr. Michael J.
Petros is a Director of Private Wealth Management at Robert W.
Baird & Co., Inc. He joined Baird’s Atlanta North Point office in 2001, where he serves as a Financial Advisor and Associate Branch Manager.
With over 30 years of experience in the investment business, he specializes in developing and implementing financial plans for his clients.
These tailored plans include retirement and estate planning, insurance reviews as well as investment solutions.
His investment philosophy is to formulate a long-term investment plan reflecting his client’s financial goals as well as risk tolerance.
Then he recommends a portfolio designed to meet each client’s unique needs.
He received his undergraduate degree from the University of Florida in 1986.
He continued his education and obtained his Certified Financial Planner certification.

Petros Athanasiou Ntinakis has worked as an Independent Non-Executive Director at Ktima Kostas Lazaridis SA since 2017.

Matthew Petros is the founder of 3DEO, Inc. He is currently serving as the Chief Executive Officer & Director of the company, which was founded in 2016.

Mr. Petros C.
Mavroidis is a Joint Chair in Global & Regional Economic Law at European University Institute.
He also teaches at the University of Neuchatel, Switzerland.
He is Edwin B.
Parker Professor of Law at Columbia Law School, New York.
His most recent publication is Trade in Goods, 2nd edition, Oxford University Press: Oxford, UK, 2012, and an edited volume (with Zdenek Drabek) entitled Regulation of Foreign Investment, Challenges to World Harmonization, World Scientific: New Jersey and London, 2013.
He has been the American Law Institute (ALI) chief reporter for the project on ‘Principles of International Trade Law: the WTO’ that was completed in 2012.
He studied Law and Economics in Thessaloniki, Brussels and Berkeley and holds a Dr. iuris from the University of Heidelberg.

Petros Selekos currently works as a General Manager-Legal & Regulatory Affairs at Mytilineos SA.

Sami Petros is a Vice President at Long Arc Capital.
Prior to joining Long Arc, Sami was an Associate at TAP Advisors, a boutique strategic and corporate finance advisory investment banking firm headquartered in New York.
While at TAP Advisors, Sami worked on mergers and acquisitions engagements in the telecom, technology, fintech, and consumer space.
Sami began his career as an Analyst at TAP Advisors.
Sami holds a B.Sc.
in Economics from the Wharton School and a B.A.
in International Studies from the College of Arts and Sciences at the University of Pennsylvania.

Petros Neocleous currently works at MLA College Ltd., as Director.

Davis Petros is currently working as an Associate at Balyasny Asset Management LP since 2023.
Prior to this, he worked as a Senior Associate of Equity Research at RBC Capital Markets LLC from 2020 to 2023.
Mr. Petros completed his undergraduate degree from Gustavus Adolphus College in 2019.

Petros joined Actis in January 2021 as a member of the Operations team, supporting both new investment opportunities and existing investee platforms across Actis markets, with a focus on the Latin American portfolio.
Petros has 17 years’ experience in the renewables energy sector, having led operations activities in more than 4GW of wind and solar assets, with 10 years’ experience in Latin America.
Prior to joining Actis, Petros was Chief Operations Officer in Zuma Energia (recently exited in Actis Energy Fund 3), where, among others, he led the construction of the largest wind farm in Latin America with 424MW.
Prior to that, Petros spent 11 years with wind turbine supplier Vestas in various roles including Senior Construction Director for Latin America, leading the construction organisation in designing, planning, contracting, constructing, and bringing to operation wind farm projects of a total 2.5GW across Latin America markets.
Petros holds a Bachelor´s Degree in Electrical and Computer Engineering from Democritus University of Thrace, Greece and an MBA from Athens University of Economics & Business and National Technical University of Athens.

Petros Stathis currently works at ADMO Lifestyle Holding Ltd., as Vice Chairman from 2022.

Petros Kapelles is currently the Chief Operating Officer & Executive Vice President at Nilfisk Holding A since 2023.
Prior to this, he was the Group Chief Executive Officer at Ideal Standard International SA. Mr. Kapelles is a graduate of Nottingham Trent University.

Petros Alexandros Pappas is the founder of Star Bulk Carriers Corp.
(founded in 2006) and Oceanbulk Maritime SA (founded in 1989).
He is currently the Chief Executive Officer of Star Challenger I LLC.
He is also the Chairman of The UK Defence Club, The United Kingdom Freight Demurrage & Defence Association, Solidus Securities SA, and a Member of The Union of Greek Shipowners.
Mr. Pappas has previously served as a Director at Star Maritime Acquisition Corp.
and as an Independent Non-Executive Director at Piraeus Financial Holdings SA. He holds undergraduate and MBA degrees from the University of Michigan.
Mr. Pappas is also the founder of Oceanbulk Group, Combine Marine, Inc., Oceanbulk Shipping & Trading SA, Interchart Shipping, Inc., More Maritime Agencies, Inc., Sentinel Marine Services, Inc., Oceanbulk Carriers LLC, PST Tankers LLC, Oceanbulk Container Carriers LLC.

Petros P.
Papageorgiou is currently the Director at Alma Maritime Ltd., a Non-Executive Director at Ekdoseis Lymperi SA, and the President at Hellenic Public Real Estate Corp.
Previously, he held positions as a Director at ETBA Leasing SA, a Non-Executive Director at Technical Publications SA, the President of Olympic Airways, a Professor at the University of Piraeus from 1991 to 2012, and the Chief Staffing Officer at the Prime Ministers Economic Council.
Dr. Papageorgiou obtained a doctorate degree from Boston University in 1975, a graduate degree from Northeastern University in 1971, and an undergraduate degree from Athens University of Economics & Business in 1967.

Petros I.
Boutos worked as a Program Manager at Teletipos SA.

Petros Diamantides is an Independent Director at Metalfrio Solutions SA since 2012.
He is also currently serving as the Chief Operating Officer-Emerging Markets at Duravant LLC since 2022.
Previously, he held positions as a Director at Klimasan Klima Sanayi ve Ticaret AS, Beta Glass Co. Plc, and Chief Administrative Officer at Procter & Gamble Ltd.
Mr. Diamantides completed his undergraduate degree at The University of Manchester in 1989.
He also pursued undergraduate studies at the University of Manchester Institute of Science & Technology.
Additionally, he obtained an MBA from Manchester Business School in 1991.

Petros Tsourtis is currently working as a Senior Equity Analyst at Optima Bank SA (Broker).
Prior to this, he worked as a Certified Equity Analyst at Merit Securities SA, a Research Analyst at Alpha Finance Investment Services SA, and a Research Analyst at Kappa Securities SA.

Petros Poulmentis is currently a Director at Oceanic Finance Group Ltd., Tufton Oceanic Holdings Ltd., World Carrier London Ltd., and Oceanic Marine Ltd.
He was formerly a Director at Pioneer Marine, Inc. Mr. Poulmentis obtained an undergraduate degree from The University of Newcastle.

Petros Fourtounis is currently a member of The Institute of Internal Auditors and the Economic Chamber of Greece.
He was previously a General Manager-Group Human Resources at National Bank of Greece SA. He obtained an undergraduate degree from the University of Macedonia.

Petros Christen has worked as a Finance Director at CityWest Homes Ltd.
since 2010.

Petros D.
Adamopoulos currently works as a Chief Financial Officer at Athens Medical Center SA.

Petros Christou Fronistas is currently a Director at Saracakis Bros.sa and Pronomiouchos SA. He previously held positions such as Chief Executive Officer at Ethniki Leasing SA, Chairman at Aspis Leasing SA, General Manager at National Bank of Greece SA, Deputy General Manager at Bank of Athens SA, and General Manager at Ethnofact SA. He is also an Independent Non-Executive Director at Thrace Plastics Holding & Commercial SA. Mr. Fronistas received his undergraduate degree from Athens University of Economics & Business and Early Childhood Academy.

Petros Nastos worked as the Director-Technical Projects at Thessaloniki Water & Sewage Co. SA from 1995 to 2013.

Petros Dermetzis is the founder of InfoSoft International, Inc. He currently holds the position of Director at Smiota, Inc. and is a Member of The Chartered Institute of Marketing.
Mr. Dermetzis has formerly worked as Group VP-Tools & Technology, General Manager at PeopleSoft, Inc. He has also worked as a Principal at Dun & Bradstreet Software and as Chief Products Officer at Workday, Inc. Mr. Dermetzis has a graduate degree from the University of Lancaster and an undergraduate degree from the University of Huddersfield.

John A.
Petros has worked as a Director at Associated Credit Union (Georgia) since 2002.

Petros Roumpis currently works as a Financial Controller & Accounting Director at AVE SA.