We are one of Canada's largest independent suppliers of high technology products and services. Founded in 1960, ACA continues to serve the Canadian market with leading edge technology. Our goal is to provide quality of product knowledge, support and after sales service expected from a local manufacturer. TMetrix Ltd. is Part of the ACA Group of Companies. Allan Crawford Associates (ACA), is one of Canada's largest distributors of electronic components, test equipment, and integrated networking solutions. Spectra Research Corporation (SRC) is a supplier of scientific instrumentation and high-precision metrology systems for materials testing, precision measurement, and advanced optical and scientific equipment. Integrys Ltd. provides system integration and custom engineering solutions for embedded computing and imaging technology.