Buyer: National Highways LimitedSupplier: ADMA Solutions Limited; ATKINS LTD; Actica Consulting Ltd; Aecom Limited; Altaroute Limited; Amey OW Limited; Arcadis Consulting (UK) Limited; Atos IT Services UK Limited; CAMPBELL SCIENTIFIC LIMITED; COSTAIN INTEGRATED TECHNOLOGY SOLUTIONS; Causeway Technologies Limited; Certes IT Service Solutions Limited; Chubb Fire & Security Limited t/a Chubb Systems; Clearview Intelligence Limited; Cognizant Worldwide Limited; Colas Limited; Core Control Solutions Ltd ; Cross 8 Limited; Cubic Transportation Systems Ltd; DW WINDSOR LTD; Frazer-Nash Consultancy Ltd; INDRA SISTEMAS, S.A.; Infratec-UK Limited; Intelligent Transformation Limited; J1-LED Intelligent Transport Systems Pty Limited; JACOBS U.K. LIMITED; Jenoptik UK Limited; KPMG LLP; Kier Highways Limited; Leidos Innovations UK Ltd; MORSON PROJECTS LIMITED; Marston Holdings Limited; Motorola Solutions UK Limited; Mott MacDonald Limited; NEOLOGY UK LIMITED; Navtech Radar Limited; Netcompany Limited; Nicander Limited; Ove Arup & Partners Limited; P. DUCKER SYSTEMS LIMITED; PA Consulting Services Limited; Pell Frischmann Consulting Engineers Ltd (T/A D4SERV); PricewaterhouseCoopers LLP; Q-FREE (BRISTOL) UK LIMITED; REDFLEX TRAFFIC SYSTEMS LIMITED; Ritherdon & Co Limited; SOCIEDAD IBERICA DE CONSTRUCCIONES ELECTRICAS, SOCIEDAD ANONIMA; SOPRA STERIA LIMITED; SWARCO UK Limited; Swarco UK & Ireland; Sweco; THE NICHOLS GROUP LIMITED; TRL Limited; Techmiracle Technologies Limited; Telent Technology Services Limited; Turner & Townsend Consulting Limited; VIVACITY LABS LIMITED; Vaisala Limited; WJ North Limited; WSP UK Limited; YUNEX LIMITED