Sheffield turned its steel history into advanced manufacturing rather than losing it. The engineering cluster on the eastern side of the city works with aerospace and automotive names, and the supply chain around it is full of firms with a genuinely technical product and no marketing function at all. Two universities, a large teaching hospital estate and the healthcare technology that has grown alongside them make up much of the rest. Kelham Island and the streets around it carry the independent food, drink and creative trade that arrived with the regeneration.
Sheffield is the one market here where demand is actually growing rather than shrinking. The map is held by a mix of long-established firms and much newer ones, which is unusual and means the pack is not closed the way it is up the M1. The organic results are the softest of any city we cover for this term. The real obstacle is not competition, it is that engineering buyers research quietly, at length, and rarely fill in a form until they have already decided.