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Professional Services
Architecture & Engineering
304 active companies in HARROW
71111 · Architectural activities
71112 · Urban planning and landscape architectur
71121 · Engineering design activities for indust
71122 · Engineering related scientific and techn
71129 · Other engineering activities
1Kellogg Brown & Root Limited£1172.4M2Pactrol Controls Limited£125.9M3Patrimonia Holding Ltd£100.0M4Ncr Financial Solutions Group Limited£97.7M+£9.2M5Samsung C&T Ecuk Limited£91.6M+£72.6M6Hayley Group Limited£77.5M+£3.7M7Quaerito Ltd£76.9M8Lion Alternative Energy Plc£73.6M9Laurasia Energy Limited£68.2M+£2.4M10Capita Property And Infrastructure Limited£59.6M+£6.0M