The TWT Group provided owner’s technical representation services (e.g. troubleshooting/assessment, scope/specification development, subcontractor oversight, review technical documentation and fabrication, witness installation/testing) for specialized electro-mechanical systems (e.g. solar wings sunshades, very large sliding glass doors, spherical shaped glass window washing system) for Apple flagship stores located in San Francisco , Dubai, Singapore, San Jose, Mexico City, and Los Angeles. In addition, early in Apply Store history, The TWT Group provided cabinetry and ceiling design configurations that reduced the number of different components and cost.