EDO Aircraft Corporation was an American aircraft manufacturing company known primarily for manufacturing pontoons for floatplanes.

EDO Corporation was an American company which was acquired by ITT Corporation in 2007. EDO designed and manufactured products for defense, intelligence, and commercial markets, and provided related engineering and professional services. It employed 4,000 people worldwide and had revenues of $715 million in 2006. EDO's assets went to ITT Defense Electronics and Services. As of May 2015, these assets were now part of Harris Corporation, and since June 2019, L3Harris Technologies.