The company was described as standing ‘head and shoulders above the competition’, finding tenants for nearly one-third of all the office space signed for in the area, which stretches from Hemel Hempstead and St Albans in the south to Milton Keynes in the north.

Lambert Smith Hampton found tenants for more than 400,000 sq ft of space in the year to the end of May, twice as much as the second-placed firm.