TRIDENTCOM 2015 invites technical experts and researchers from academia, industry and government from around the world to submit high quality work concerning testbeds and research infrastructure for advanced networking, cloud computing, cyber physical systems and connected vehicles. Of particular interest are: 1) testing, verification, deployment, integration, management and federation of testbed facilities and 2) experimental research based on testbed implementation of novel schemes. This is a must attend event for anyone with an interest in or responsible for the design, operation or application of network testbeds and research infrastructure!