Ordnance Survey
Government agency · ordnancesurvey.co.uk
The Ordnance Survey is the national mapping agency for Great Britain. The agency's name indicates its original military purpose, which was to map Scotland in the wake of the Jacobite rising of 1745. Wikipedia
Headquarters: Southampton, United Kingdom
Date founded: 1791
Employees: 1,244
Minister responsible: Michelle Donelan, Secretary of State for Science, Innovation and Technology