Martin Sieg

Managing Partner

Martin Sieg is a highly qualified logistics professional with over 30 years of experience in the international logistics and supply chain industry. Since 2015, he has been a partner and managing director at WCL Worldwide Consultants in Logistics, where he is responsible for developing growth and go-to-market strategies for the freight forwarding and logistics industry.

Prior to his current position, he held several management positions at global logistics companies such as Rhenus Logistics, DAMCO and Bolloré. At Rhenus Logistics, as CEO Air and Ocean Europe, he was responsible for all European air and ocean freight activities and managed procurement, sales, marketing, process development, controlling, M & A and human resources.

Before joining Rhenus Logistics, Martin Sieg was Global Head of Ocean Freight at DAMCO, a global provider of freight forwarding and supply chain management services. He also worked at Bolloré for over 13 years, most recently as Managing Director until December 2011. Martin Sieg started his career in the logistics industry as Managing Director at Hapag-Lloyd UK, a container shipping company based in Germany.

In addition to his current role at WCL and his previous leadership positions, Martin Sieg has served as an advisory board and supervisory board member for various start-ups and leading logistics companies.

Throughout his career, Martin Sieg has built a reputation as a skilled and experienced logistics expert with a focus on mergers and acquisitions, strategic distribution development, restructuring and change. His expertise has made him a sought-after speaker at logistics and supply chain conferences around the world.

Christian Nebel


Christian Nebel, born and raised in the port city of Hamburg, has a proven record of 42 years in International Freight Forwarding and Logistics across Europe, USA, and Asia Pacific. He joined WCL as a partner in April 2022 and became a shareholder in January 2023. His main activities within WCL are executive search and recruitment.

Before joining WCL in Hamburg, he worked many years in the logistics industry. His career started in 1980 as an apprentice with Schenker & Co, GmbH – today know as DB Schenker in Hamburg. He accepted a transfer to Los Angeles in 1986, taking over the ocean freight activities for Southern California.

In 1990, Christian was transferred to Schenker Hong Kong where he worked in various management positions including heading all commercial and ocean freight activities for Southern China. After 12 years in Hong Kong, he transferred to New Delhi, India and was appointed Managing Director. In 2006, he led the organization through the merger with Bax Global and took over the management of both entities. DB Schenker India became a market leader in Ocean / Airfreight and developed contract logistics as well as vertical market entry strategies under his leadership.

In 2012, Christian joint JAS as Executive Vice President Asia Pacific, based in Singapore. His main objective during the first year was to re-organise the country management structure across the region. Furthermore, he implemented an Air-and Ocean freight Product Management Organisation, followed by building a solid Key Account / Sales team in Asia.

He decided to move back to his native Germany in 2016, taking over the position of Managing Director FF at Geodis Germany. Geodis, being part of SNCF (French Railways) is a midsize logistics player in Germany with three hundred staff and 7 office location.

In 2018, Christian moved back to Hong Kong, resuming the Position as Regional CEO – Asia Pacific for Fr. Meyer`s Sohn (FMS) a privately owned Logistics Provider, based in Hamburg. FMS is a TOP 15 Global NVOCC, focusing on commodity FCL shipping activities.

Beginning of 2021, he joint Agility in Hong Kong as Regional CEO, North Asia. He was responsible for Agility´s activities in China & Hong Kong, Taiwan, Japan, and Korea. After the take over of Agility by DSV, Christian decided to permanently move back to Hamburg.

Hans J. Willam

Chairman of the Board

Hans J. Willam has been a part of the global logistics and freight forwarding industry since almost 50 years. In 1999 he founded WCL. At the end of 2016 the activities have been incorporated into the new newly founded WCL – Worldwide Consultants in Logistics GmbH. He is a shareholder and acts as Chairman of the Advisory Board. His today’s focus is two-fold: supporting the partners, and, in addition, the implementation of NVOCC Projects. During his nearly 25 years in WCL, he has helped various candidates, as part of the Executive Search and Recruitment activities of WCL, to grow their careers. Various candidates who have been supported by Hans J. Willam are nowadays Members of the Executive Boards of Top 5 GLSP’s.

He has also been successful in M+A Projects for midsize companies with an enterprise value above € 50 Mio.

Prior to the foundation of WCL, Hans J. Willam had been employed by Kuehne+Nagel (KN) for almost 20 years. His last role in KN was Global Head of Oceanfreight. KN is the global market leader in Oceanfreight. During his last couple of years at KN, he was responsible for approx. two thirds of KN’s global EBIT result. He held important positions at KN in Europe, Asia and the USA.

He also spent 4 years with Danzas (now DHL). Additionally he was the Global CEO of an international midsize forwarder with subsidiaries in more than 10 countries.

His 2-year engagement at GEODIS in Paris as Global Head of Ocean- and Airfreight, as well as his dual function as RCEO LATAM, helped him to further shape his global logistics competences.

Hans J. Willam also held honorary positions, including Member of the Board of the Hamburg Freight Forwarders Association (VHSP). The association has approx. 400 members.

Thanks to his nearly 50 years in the logistics and freight forwarding business, Hans J. Willam is well respected as a competent leader within the industry. Additionally, the logistics media is regularly looking for his advice in view of the challenges and changes within the Global Logistics industry.