e)
Proposal to negotiate an extension of an existing service contract, without competitive tendering, for the maintenance of Borri-branded uninterruptible power supply units on the CERN site
m)
Proposal for the negotiation of an extension of an existing service contract, without competitive tendering, for the maintenance and operation of cryogenic installations at CERN
n)
Proposal for the award of a contract for the supply of energy extraction systems based on vacuum switches for the HL-LHC superconducting magnet circuits