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

Im Oilinvest Verhaltenskodex haben wir unsere Verhaltensregeln im Umgang untereinander sowie mit unseren Partnern festgelegt und setzen bei unseren Lieferanten und Dienstleistern ein diesem Verhaltenskodex entsprechendes Verhalten voraus.