Amaero Ltd manufactures and sells refractory, specialty alloys, and powders for additive manufacturing of mission-critical components in the United States. It serves defense, aerospace, oil and gas, energy, nuclear, space, aviation, and medical and industrial industries. The company was formerly known as Amaero International Limited and changed its name to Amaero Ltd in April 2025. The company was founded in 2013 and is based in McDonald, Tennessee.