SPK, or Société de Propulsion par Kérosène, is a French company specializing in the development of propulsion systems for various applications, including aerospace and automotive industries. The company focuses on creating efficient and environmentally friendly technologies to enhance performance and reduce emissions. Founded in the early 2000s, SPK has collaborated with several organizations and research institutions to innovate in the field of propulsion. Their work often involves the use of advanced materials and engineering techniques to improve the reliability and efficiency of engines, contributing to the overall advancement of sustainable transportation.