An optical fibre organizer (19) for organizing a plurality of uncut optical fibres (34) of an optical fibre cable, comprising a plurality of optical fibre storage trays (7), the construction of the organizer being such that: (a) the uncut optical fibre(s) of each single optical fibre circuit; or (b) the uncut optical fibres of each single optical fibre cable element; may be stored separately from the optical fibre(s) of each other circuit or element, on respective individual storage trays.