Irish energy company ESB is seeking companies to carry out technical due diligence and energy consultancy services for solar and on- and offshore wind projects.
The work will include support, project management and engineering services, according to the tender document.
Services will be for various projects that are at different stages of development, for future generation auctions in Ireland and UK and for acquisition opportunities, the document said.
The tender is divided into three lots split across solar, onshore wind and offshore wind, with each contract for three years.
There will be an option to extend by up to five years at intervals of two years, two years and one year, subject to satisfactory performance and agreement between parties, the document added.
Interested parties have until midday local time on 11 January to apply.