Welcome to the

Alphastone Group

Over 20 years we have been serving as a provider for naval equipment, yachts, mega yachts, motor boats, sailing boats and jetskis as well as a reliable partner for industry and economy. All services you find under one roof which is a big advantage for the customer.

The Worlds of Alphastone

Alphastone is an all-rounder among the service providers in the naval industry. For more than 20 years, Alphastone has been operating world wide from the seaport of Kiel at the Baltic Sea, providing complete solution packages for all kinds of naval equipment. Alphastone is an expert on logistic services for ship components and technical configurations as well as maintenance services for sailing yachts, water jets and motor boats. Whether Navy ships, submarines, commercial liners, cruise liners and all the way to mega yachts – we equip, we offer charter, we provide care and services for all yacht and ship owners.


International naval equipment

We deliver high quality ship equipment and are known for our full-service expertise in regards to ship configuration and logistical support. Whether Navy ships and submarines or commercial and cruise liners all the way to the mega yachts – we provide electrical elements, tools, valves, filter systems and hydraulics.

We find the best solution and we deliver world wide. Feel free to have a look at our enormous service portfolio and contact us with your own individual inquiries.

Yacht Services

Full-service for yachts

We are specialized in full-service for motor boats and sailing yachts. Being right at the heart of the Laboe yacht harbor we are able to provide an all-inclusive service for water sport enthusiasts and yacht owners. Feel free to check out our wide range service portfolio.


Mega yacht services

We deliver everything

Mega yachts these days are huge and complex running systems on the oceans that need a lot of attention and maintenance.  No matter where you currently are with your family or friends on your yacht, we make sure, that you receive whatever is necessary.
We will take care of it.

„Small things make perfection, but perfection is no small thing“

Sir Frederick Royce
(Founder of Rolls Royce in England)

Valves by SOMAS®

Stainless steel valves

Alphastone is proud to present the high-end and long lasting stainless steel products from SOMAS® in Sweden. We are the exclusive SOMAS representative in Northern Germany and provide sales and services for the valve systems in naval and general industry applications. Feel free to contact us anytime to find out more about the high quality made in Sweden.

Industry Services

Technology transfer to the industry

Our vast experience on modern and efficient naval products provides ample opportunity for Alphastone to implement our expertise, know-how and service portfolio into various industry applications. We have a lot to offer and see a great potential in this technology transfer. Please get in touch and let us convince you of the advantages.


Oil pumps and filtering systems

Millennium Technology System by puraDYN®

Saves up to 90% in running costs!
Increases production efficiency!
Protects the environment!

We are here for you

If you have any questions or need further information please feel free to check our webpages about the various operations or contact us directly. We are more than happy to provide further details.


Alphastone GmbH & Co. KG
Steekberg 9
24107 Kiel