John Broomfield of Broomfield consultants has an international reputation for his work on all aspects of corrosion of steel in concrete and has carried out major projects in Australasia, Asia, Africa, the Middle East, Europe and North America. He carried out some of the very first cathodic protection installations on reinforced concrete structures outside the USA. Broomfield Consultants offers independent advice on the most cost effective solutions to durability problems, including assessment, modelling, design and specification of all forms of repairs to reinforced concrete structures. Projects include modern listed reinforced concrete buildings, major new construction projects and early 20th century steel framed buildings.