Management

A wealth of management experience

Uniteam Marine’s leadership team offers a wealth of industry experience and expertise. Combining in-depth knowledge of ship management with business acumen and insight, they provide vital strategic and commercial direction for our company and our clients.

Over the years, our leadership personnel have created a high-performance culture built on trust, understanding and a desire to go the extra mile. Able to unlock the full synergistic potential of strategic partnerships, they help clients to overcome challenges and achieve their business objectives.

Executive management

Holger Ruether

Holger Manuel Ruether

Chief Executive Officer

Holger Ruether joined Uniteam Marine as a manager in 2011. Within a year he initiated the transformation, succession and re-alignment of the Group, and in 2014 was appointed Chief Executive Officer of the Uniteam Group of Companies – encompassing Uniteam Marine, Uniteam Training and Uniteam Investment.  

Holger Ruether is responsible for strategy development and monitoring and Group-wide business development. He leads and supports the managing directors of the Group’s business units.

Entering ship management in 2005, Holger Ruether’s career has included working in various departments for a well-established ship owner as well as the sale and purchase of dry tonnage with a ship broking firm.

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John Hadjiparaskevas

Managing Director

John Hadjiparaskevas joined Uniteam Marine as Operations Manager in 2001 and was appointed Managing Director in 2009.

John Hadjiparaskevas is responsible for formulating and implementing the business strategy of Uniteam Marine across the globe and to ensure the development, growth and smooth operation in the company.

John Hadjiparaskevas has over 25 years’ experience in managerial positions with ship owning and ship management companies. He holds a Bachelor degree in Engineering and a Master degree in Shipping, Trade and Finance from Cass Business School. He is a Fellow of the Institute of the Chartered Shipbrokers and a past Chairman of the Cyprus Branch of the Institute of Chartered Shipbrokers. For the last seven years he is serving on the Board of Directors of the Cyprus Shipping Chamber and currently is the Chairman of the Chamber’s Law committee.

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Andreas Papanisiforou

Chief Financial Officer

Andreas Papanisiforou joined Uniteam Marine as Financial Controller in 2009 and was appointed Chief Financial Officer of the Uniteam Group of Companies in 2014. Working on new business planning and financial strategy, he plays a key role in managing strategic alliances and liaising and engaging with Uniteam Marine stakeholders.

Among his responsibilities, Andreas Papanisiforou leads Uniteam Global Business Services in support of Uniteam Marine across key business areas, including finance, information technology, human resources, corporate communications and compliance.

Andreas Papanisiforou is a fellow member of the Association of Chartered Certified Accountants and the Institute of Certified Public Accountants of Cyprus. He has Bachelor degrees in Business Administration and Accounting, and a Master of Business Administration (MBA) from Warwick Business School.

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Steven Illman

Group Finance Director

Steven Illman joined Uniteam Marine as Finance Manager in 2001, having previously worked in various senior international trade and finance roles within the shipping industry and audit profession.

In his role as Group Finance Director, Steven Illman is responsible for the day-to-day management of the Uniteam Group of Companies’ finance operations, including accounting, finance, treasury and credit control.

Steven Illman is a Fellow of the Chartered Association of Certified Accountants.

Senior management

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Capt. Thomas Reppenhagen

Fleet Personnel Director

Thomas Reppenhagen joined Uniteam Marine in 1997 as Chief Officer on container vessels. He was promoted to Master in 1998 and joined the Uniteam Marine head office in Cyprus in 1999 as Fleet Personnel Manager. In 2004, he was appointed Fleet Personnel Director, a position he still holds with responsibility for Uniteam Marine’s worldwide  crewing activities.
With a master mariner background and a diploma in industrial engineering, Thomas Reppenhagen brings over 25 years of shipping experience to Uniteam Marine, combining practical sea service with in-depth commercial and operational knowledge.

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Lars Evers

Technical Director

Lars Evers joined Uniteam Marine in 2015 as Technical Manager. He is employed at Uniteam Marine’s office in Hamburg and since 2017 Lars Evers has taken on the role of Technical Director and leads the Technical Function globally.

Lars Evers started his career working in a shipyard known for the construction of large, modern and sophisticated cruise ships. He later sailed on various cruise ships for the shipyard conducting post-delivery evaluations, analysis and general after-sales service.

With a wealth of experience in Fleet Management gained in different ship owning companies operatings containers, bulkers and multi-purpose vessels in Germany and Singapore, Lars Evers is responsible for the smooth and cost efficient operations of the fleet under Uniteam Marine’s technical management.

Lars Evers holds a degree in Industrial Engineering from the Maritime Institute of the University of Applied Sciences Emden-Leer.

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Stephen Fyfe

QSE Director

Stephen Fyfe joined Uniteam Marine in May 1996 as Trainee Fleet Personnel Manager and Trainee QSE Manager. Choosing a career path in QSE activities, he is now QSE Director with over 20 years’ experience in Quality, Safety and Environmental management systems, shipboard and office auditing, as well as incident investigation.

In his current role, Stephen Fyfe ensures Uniteam Marine’s compliance with ISO 9001, the ISM Code and the Maritime Labor Convention in line with maritime regulations and flag state legislation.

He is a fellow of the Institute of Chartered Shipbrokers and has served on the Cyprus branch committee for 10 years, being also a past Chairman of the branch.

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Jens Schultz

Office Director, Uniteam Marine Shipping GmbH

Jens Schultz began his career with Uniteam Marine Shipping GmbH as Deputy Head of Accounts in 2009, becoming Head of Accounts in 2011. In 2013, he was appointed Officer Director in Hamburg, where he is responsible for the smooth operation of the office including administrative and legal matters.
Following an apprenticeship as a ship mechanic, Jens Schultz holds a diploma in Business Law from Wismar University of Applied Sciences. Before joining Uniteam Marine, he worked for nine years with tax consultants and auditors within the German shipping industry.

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Zaw Pe Win

Office Director, Uniteam Marine Pte Ltd

Zaw Pe Win joined Uniteam Marine as an apprentice seaman in 1993. After gaining experience as a seafarer for several years, he started his career ashore as Crewing Manager at Uniteam Marine’s head office in Cyprus.
Due to fleet expansion, Zaw Pe Win was transferred to Singapore in 2004 to take care of Uniteam Marine managed vessels calling Port of Singapore. He established the Uniteam Marine office in Singapore and was appointed Office Director, a position he holds until today. Zaw Pe Win focuses on business development and service expansion within the regional maritime industry.

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Tim Charalambous

Office Director, Uniteam Marine Limited

Tim Charalambous joined Uniteam Marine in 2009 and has been leading the Operations Function since 2009. As of 2014, he has additionally taken on the position of Office Director for the Cyprus office.
Involved in the commercial operations of the managed fleet, Tim Charalambous also deals with insurance policies for vessel crew and handles negotiations with relevant unions. He is involved in the preparation of offers and quotations for new and existing business development.
Tim Charalambous holds a Bachelor Degree in Maritime Studies and Maritime Law with Honors from the University of Plymouth and is a Fellow of the Institute of Chartered Shipbrokers.

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CAPT. THAN OO

Office Director, Uniteam Marine (Yangon) Limited

Than Oo’s career began in 1980 as a cadet onboard one of the vessels managed by Uniteam Marine. As a result of his drive and demonstration of leadership, Than Oo was promoted through the ranks to the position of Master.
Than Oo joined the Yangon office in 1994 as Office Director. As part of the Executive Management team of the Yangon office, he handles legal and administrative matters, and ensures the smooth operation of the office. He is also the local head of the fleet personnel function.
Than Oo holds a Master of Science (Physics) and Diploma of Maritime Law.

Andreas Schanz

Andreas Schantz

Office Director, Uniteam Marine (Yangon) Limited

Andreas Schantz joined the Uniteam Marine Yangon office in 2011 as Office Director Assistant. As part of the local Executive Management team he is responsible for ensuring a smooth operation and handling administrative and legal matters. Andreas Schantz is also responsible for local financial matters.
Andreas Schantz began his career as a banker at Raiffeisen und Volksbank Dahn. He was educated at Wirtschaftsgymnasium Pirmasens and the Steinbeis University Berlin, and holds a Bachelor Degree in Management and Finance.

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Capt. Thet Naing

Office Director, Uniteam Marine (Yangon) Limited

Thet Naing joined the Uniteam Marine Yangon office in 1998 as Quality Management Representative, following 16 years working his way from apprentice to Master Mariner aboard various ships under Uniteam Marine management.
As part of the local Executive Management team, Thet Naing is responsible for the smooth operation and handling of local administrative and legal matters. He is also the local head of the QSE function.

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Maksym Kostin

Office Director, Uniteam Ukraine, Uniteam Marine Limited

Maksym Kostin began his career with Uniteam Marine in 2002 as a Second Officer and joined Uniteam Marine’s Cyprus office as a Crew Manager in 2005. In 2007, he was tasked with establishing a Uniteam Marine subsidiary office in Ukraine and has since then led the office and his team. Maksym Kostin is responsible for the smooth operation and handling of local administrative and legal matters. He is also the local head of the Fleet Personnel function.

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Nicolas Assimenos

Business Development Manager

Nicolas Assimenos joined Uniteam Marine as the Operations Manager in 2013 and he was appointed as the Business Development Manager in 2017.

Nicolas Assimenos is responsible for implementing the marketing strategy and ensuring alignment and coordination of Uniteam Marine Business Development activities.

Nicolas Assimenos started his career in the shipping industry in 1999 and he has worked for a number of well-established ship owning and ship management companies both in Cyprus and in Germany. He holds a Bachelor degree in Economics and a Master degree in International Transport. He is currently undertaking a Doctorate Degree in Professional Studies at the University of Middlesex, London and is a part time lecturer of Bachelor and Master Shipping courses of the Cyprus University of Technology.

Nicolas Assimenos is also a Fellow member of the Institute of Chartered Shipbrokers and a former member of the ICS Cyprus Branch committee.