Chemring Group (formerly known as Foreign & Colonial Automatic Light Controlling Company) is a company that designs, manufactures, and supplies countermeasures, sensors, and energetic products. It offers system communication and oxygen testers (SCOTs), chemical detectors, spectrometers, pressure cartridges, cutters, etc. The company provides data science, engineering, research, and advisory services. Chemring Group caters to the aerospace, defence, space, and public sectors.