Our experts

United for success

Managing Director

Marcel Diekmann

Marcel Diekmann has worked for the AG “EMS” corporation since 1999. When EMS Maritime Offshore GmbH was founded, he became an authorized representative and assumed management of the commercial sector. With the expansion of activities in the offshore sector, Mr. Diekmann worked for two years on the outskirts of Hamburg while WINDEA Offshore GmbH. Co. KG. was being formed. His remit has been expanded since 2012 to assistant to the executive board of AG “EMS”. Since September 2020 he took over the management of EMO. 

Phone: +49 (0) 4921 / 8907 - 5277 (Maike Heuermann, Assistant) 
E Mail: sekretariat(at)offshoreservice.de

Managing Director

Jan Heyenga

In 2008 Jan Heyenga graduated as an industrial engineer (FH) in shipping logistics at Leer Nautical College and has worked in the maritime industry since then. He gained experience during his time in Hamburg and Bremen, working for various companies in shipping, and joined the EMO team in February 2013. First engaged in operations, since mid-2014 he now runs the Maritime Services sector. Since January 2021, Jan Heyenga has been an authorized signatory and has been placed in the position of Director Operations. Since July 2023, Jan Heyenga has been appointed Managing Director alongside Marcel Diekmann

Phone: +49 (0) 4921 / 8907 - 5277 (Maike Heuermann, Assistant)
E-Mail: sekretariat(at)offshoreservice.de

Quality & safety Management

Kerstin Schmeding

Kerstin Schmeding is our expert in safety, environment, and quality management. After completing her studies in nautical science in 2002, she first worked as a nautical officer on ships for various German shipping companies and later as a nautical inspector, safety officer, and DPA. Since 2013, she has been successfully running QHSE management for EMO, which contributes to the success of this company. 

Phone: +49 (0) 4921 / 8907 - 5294

Technical & Engineering Services

Jochen Kruizinga

After his classical training as a fitter, Jochen Kruizinga started work in marine shipping as early as 1999. After his studies in ship operation technology, with the acquisition of the “unlimited certificate of competence for machinery”. From 2008 until 2013 he was employed as Chief engineer in the worldwide shipping industry on heavy-lift vessels. Since February 2013 he has worked for EMO as a technical inspector and since May 2015 as a fleet manager, thus responsible for the smooth technical and operative running of the fleet. 

Phone: +49 (0) 4921 / 8907 - 5293

Ship owning, administration & Controlling

Natalia Lorenz

Natalia Lorenz is a business administrator and completed her training as office administrator within the AG “EMS” group. Beginning in the air travel sector in 2003, she switched to marine shipping in 2012 and joined EMO. She is our trainer for sales staff for office management and for shipping sales staff and is working as head of administration and controlling at EMO.

Phone: +49 (0) 4921 / 8907 - 5265
E-Mail: rechnung(at)offshoreservice.de

Technical & Engineering Services

Michael Baumfalk

Michael Baumfalk is Technical Director of EMO. His responsibilities include construction supervision, project management, inspection and consulting.

Telefon: +49 (0) 4921 / 8907 - 5262 (backoffice)