The Protocol Test Lab (PTL) is a member of the UNIDEL Group, focused on advanced IoT Testing Solutions, Compliance Testing and Managed Services serving global customers in the Smart Buildings, Smart Lighting and Smart Factories space. PTL operates as an “Independent IoT Test Lab” for our global customers and offers end-to-end testing services, products and innovative engagement models. PTL is backed by the long legacy and credentials of the UNIDEL Group, a global enterprise with a focus on technology and innovation.