Momentus

Momentus Inc. is a commercial space company providing spacecraft, satellite components, and in-orbit infrastructure services for government and commercial customers. Its products include satellites, satellite buses, solar arrays, and related systems designed to support a range of mission requirements. The company also operates orbital service vehicles that transport customer spacecraft to precise orbits, host payloads, and deliver specialized services after deployment. Its service portfolio covers last-mile satellite transportation, hosted payload operations, in-orbit inspection, satellite maintenance, refueling, de-orbiting, debris removal, and other satellite-to-satellite activities. Momentus Inc. primarily serves satellite operators and organizations involved in communications, Earth observation, scientific research, defense, and broader space infrastructure. By combining spacecraft manufacturing with transportation and on-orbit capabilities, the company participates across multiple segments of the commercial space market, supporting the deployment, operation, servicing, and eventual retirement of satellites in orbit. Momentus Inc. is headquartered in San Jose, California.