Only an Administrator can do this.
Step 1: To add a Contractor to a Scheme / Site / Development simply click edit on a Scheme.
Step 2: In the edit scheme mode click on the ‘Contractors’ field.
Step 3: Start to type the name of the Contractor you wish add
Step 4: The Contractors in the system will appear.
Step 5: Choose the contractor you wish to add.
Continue this process until you have added all the contractors required.
Step 6: Click ‘submit’ to update the scheme.