Euclid TechLabs LLC (formerly Euclid Concepts LLC) is a hi-tech research and development (R&D) company specializing in advanced material applications for accelerator physics, dielectric-based accelerator development, superconducting accelerating structure design, and "smart" materials technologies and applications. Their expertise ranges from the design of complete accelerators, to accelerating structures and the advanced components and materials employed in modern machines. Euclid has been a pioneer in the development of dielectric wakefield accelerators, and has extended its expertise in this arena to technologies for THz RF generation.