» ESPO - Eastern Shires Purchasing Organisation    ESPO supplies schools, colleges, County Councils, City and District Councils in Cambridge, Norfolk, Warwick, Leicester and Peterborough along with other statutory bodies such as charitable organisations which elect to make use of its specialised knowledge    http://www.espo.org/

» European Tenders Direct    An information service providing details of European tenders, public contracts, public tenders, contracts and tenders issued by European organisations.    http://www.tendersdirect.co.uk/

» Society of Purchasing Officers    The Society of Purchasing Officers in Local Government (SOPO) engages in a range of activities aiming to promote its strategic purchasing, contracting and supplies functions.    http://www.sopo.org/