CfT Advance Information Form

With this form you can contact the ESO Contract and Procuement Department about one or more of forthcoming Calls for Tender as listed in the page


Please fill out the form below and click on "Submit". After submission, you will land on a page with a confirmation message. In case you do not see this confirmation, please contact ESO's Contracts and Procurement Department at

Please note that, since 7 November 2022, ESO is running its new procurements through an electronic tendering tool hosted by In-Tend UK.

If you have previously been registered in the ESO database, your supplier account should have been transferred to the tool automatically. To check this, please navigate to the following link and use the Forgotten Details feature to gain access:

Any company that wants to participate to an ESO procurement has to register on that tool. You will find a guide “Suppliers. How to Register and modify your data and contact details” at the bottom of the page:

The fields marked with '*' are mandatory and need to be filled in!

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