Alstership

We take care

Reliable Performance 24/7

About us

As a medium-sized family business specializing in the technical management of merchant vessels, BAS has been active in the international market since 2001. Our service portfolio covers all activities related to technical management, technical purchasing, and safety management (ISM, ISPS, MLC) for international shipping companies.

From supervision of newbuilding and conversion projects to the organization and monitoring of shipyard periods for repair and class work, through to spare parts supply and implementation of all safety standards – we ensure smooth, safe, and cost-effective vessel operations.

Personnel

The ship management company Alstership consists of experts in the fields of engineering, procurement, and safety, all with years of experience in the maritime industry.

Management:
Stefan Krohn (commercial), Jan Nennhaus (technical)

Technical Inspection:
Thomas Rambow, Jan Nennhaus, Kirsten Dreyer

Technical Purchasing:
Timo Zielienski

Safety / Security Management:
Jan Nennhaus (DPA/CSO)

Company History

Our owner family has been active in shipping for three generations. In the mid-1970s, we began our involvement as a second business line alongside the then existing trading business. In 1991, we founded ASC 'Alster Ship' Chartering GmbH & Co. KG, whose success in the European market paved the way for the establishment of our own ship management company. BAS was founded in 2001 and has since become a dependable partner for shipowners in the European and North African markets.

Today, we manage a modern fleet of six bulk carriers and look forward to the delivery of 4 Groot 5200 XL new buildings in 2026.

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