Shannon Commercial Properties strategy is for an employer-designed (traditional) project whereby the contracting authority will engage the services of a design consultant (Architect) to deliver and manage all consultancy services required to carry out a full detailed design which will then form the basis for the tender for construction. Shannon Commercial Properties strategy is for an employer-designed (traditional) project whereby the contracting authority will engage the services of a design consultant to deliver and manage all consultancy services required to carry out a full detailed design which will then form the basis for the tender for construction.