Charlemagne building General information Type Offices Location Brussels, Belgium Coordinates 50°50′37″N 4°22′49″E﻿ / ﻿50.84365°N 4.38031°E﻿ / 50.84365; 4.38031Coordinates: 50°50′37″N 4°22′49″E﻿ / ﻿50.84365°N 4.38031°E﻿ / 50.84365; 4.38031 Construction started 1967 Owner European Commission Technical details Floor count 15 Design and construction Architect Jacques Cuisinier Other information Number of rooms 3 conference rooms