Firefly AB, is a Swedish publicly traded company in the fire safety business. "Sverige" redirects here For other uses see Sweden (disambiguation and Sverige (disambiguation. A public company usually refers to a company that is permitted to offer its registered securities ( Stock, bonds, etc Firefly designs systems for detection and prevention of fires and explosions in industrial processes. It was spun off from Defibrator AB in 1974 and has been publicly traded since 1997. A spin-off (or spinoff) is a new Organization or Entity formed by a split from a larger one such as a Television series based on a pre-existing