Original: We have not yet appointed contractors for many of the projects and so at this stage cannot give customers start dates for the work.
Simplified: We have not yet got contractors for many of the projects and so right now cannot give customers start dates for the work.
Simplified: We have not yet hired workers for many of the projects and so at this stage cannot give customers start dates for the work.
Simplified: We have not yet chosen contractors for many of the projects and so at this stage cannot give customers start dates for the work.