Sierra Nevada Corporation

Sierra Nevada Corporation (SNC) is a privately held aerospace and national security company founded in 1963. The firm develops and delivers technology solutions spanning air, land, sea, space, and cyber domains, serving clients that include the U.S. Department of Defense and NASA. It employs more than 4,000 people worldwide and operates as a prime contractor for both defence and civil space programmes.

The company's portfolio covers aircraft integration and modification, secure intelligence, surveillance, and reconnaissance (ISR) solutions, digital radio-frequency systems for defence and space applications, and the Dream Chaser spaceplane, designed for orbital missions. SNC has supported over 500 successful space missions, including 14 missions to Mars.

SNC identifies its organisational values as trust, truth, and transparency, and describes its working environment as collaborative. The company's stated mission centres on work that strengthens national defence and supports space exploration.