Truth is procurement primarily goes to what once were publicly funded employees in a process designed by publicly funded employees so it isn't really surprising that this working method has yet to become unblocked and favours still publicly funded employees.
Attempting to unblock it must have been going on for at least 30 years.
The bureaucracy involved is (or was unless it has changed) chilling - European level, National level, local level (is there such a thing any more or is it another term for the public works department?)?
Then there is BT, or ... (usually gas, water or leccy utilities?) ...