SNECMA, or Société Nationale d'Étude et de Construction de Moteurs d'Aviation, is a French aerospace company specializing in the design and production of aircraft engines. Founded in 1945, it has played a significant role in the development of both military and civilian aviation technologies. SNECMA is known for its collaboration with other major aerospace firms, including General Electric and Safran. In 2005, SNECMA merged with Snecma Propulsion Solide and became part of the Safran Group, enhancing its capabilities in propulsion systems. The company continues to innovate in the field of aerospace, contributing to advancements in engine efficiency and environmental sustainability.