We are always on the lookout for reliable partners offering technical products and services. We work regularly with suppliers and service providers from the Hamburg region in our day-to-day business. We also collaborate with partners from all over Germany and Europe in the case of specialised trades, special products and projects.

Should you wish to contribute to our continuous optimisation process in all procurement fields, please feel free to contact us and send us an e-mail to einkauf@holborn.de

General Terms
and Conditions

If you would like to familiarise yourself with our General Terms and Conditions of Purchase in advance, i.e. for each order, you can download the documents here:

Code of
Conduct

In the Oilinvest Code of Conduct, we have laid down our rules of conduct for interacting with one another and with our partners, and we expect our suppliers and service providers to act in accordance with this Code of Conduct.