| optical inter-satellite links | SA Photonics | Component | - | - |
| Optical Inter-Satellite Links (OISL) | MDA Space Canada | Component | Communications | Optical Fiber Amplifier |
| Optical Inter-Satellite Links (Starlink) | SpaceX | Subsystem | Satellite | Optical Isl Relay Satellite |
| Optical Terminal | MDA Space Canada | Component | Communications | Terminal Transceiver |
| Optical Terminal (100 Gbps Laser Communications) | MPB Communications | System | Communications | Terminal Transceiver |
| Orbital Astronautics Ltd. In-House Satellite Subsystems | Orbital Astronautics | Subsystem | - | - |
| Orbots Cubesats | Rogue Space | System | Satellite | In Orbit Servicing Service |
| Pixxel Hyperspectral Satellite Constellation | Pixxel | System | - | - |
| Pléiades Neo 5 | Airbus | Component | Satellite | Eo Satellite |
| Pléiades Neo 5 | ArianeSpace | System | Satellite | Eo Satellite |
| Pléiades Neo 6 | ArianeSpace | Component | Satellite | Eo Satellite |
| Pléiades Neo 6 | Airbus | Component | Satellite | Eo Satellite |
| Project Kuiper Commercial Satellites | Amazon Kuiper | Component | Communications | Generic Component |
| RAFTI | Orbit Fab | Component | Propulsion | Valve |
| Reaction Wheels | NewSpace Systems | Component | Bus Subsystem | Attitude Control Subsystem |
| Rocket Lab Reaction Wheels | Rocket Lab | Component | Attitude Control | Reaction Wheel |
| Satellite Imagery | BlackSky | Data | Imagery | Optical Imagery Dataset |
| Satellite Subsystems | Aerospacelab | Subsystem | - | - |
| SDA satellites | Lockheed Martin | System | Satellite | Data Relay Satellite |
| SDA Satellites | U.S. Space Development Agency (SDA) | System | Satellite | Leo Comsat |
| SDA Satellites | RTX | System | Satellite | Early Warning Satellite |
| SDA Transport Layer Smallsat | Lockheed Martin | System | Satellite | Communications Payload Subsystem |
| Sierra Nevada Corporation Lunar Lander | Sierra Nevada Corporation (SNC) | System | - | - |
| SkyEdge IV | Gilat Satellite | System | Ground Segment | User Terminal Network |
| Small Optical Terminal for Space-BACN | CACI International | Component | Communications | Terminal Transceiver |
| Smallsat Demand Analysis | Quilty Space | Data | Satellite | Small Satellite Bus |
| Small Satellites (Smallsats) | Japan Aerospace Exploration Agency (JAXA) | System | Satellite | - |
| smallsats | Aerospace Corporation | System | Satellite | Mission Analysis Service |
| Smallsats | Open Cosmos | System | - | - |
| Smallsats (Small Satellites) | BryceTech | Data | Launch Service | Rideshare Launch Service |
| Solid Rocket Motors | Aerojet Rocketdyne | Component | Propulsion | - |
| Solid Rocket Motors | Anduril Industries | Component | Propulsion | Solid Rocket Motor Assembly |
| Space Development Agency Tracking Layer Missile-Tracking Satellites | Northrop Grumman | System | Satellite | Early Warning Satellite |
| Spaceflight Customer Payloads Launch Service | Firefly Aerospace | Service | Launch Vehicle | Partially Reusable Liquid Launch Vehicle |
| Space Launch System (SLS) | Boeing | System | Launch Vehicle | Expendable Liquid Launch Vehicle |
| SpaceX Crew-12 | SpaceX | System | Launch Vehicle | Partially Reusable Liquid Launch Vehicle |
| SpaceX Lunar Lander | SpaceX | System | - | - |
| SpaceX Missile-Tracking Satellite (Tranche 0) | SpaceX | System | Satellite | Early Warning Satellite |
| SpaceX Smallsat Rideshare | SpaceX | Service | Launch Vehicle | Micro Nano Launch Vehicle |
| Spire Global cubesat constellation | Spire Global | System | - | - |
| Starliner | Boeing | System | Launch Vehicle | Expendable Liquid Launch Vehicle |
| Starlink Broadband Services | Starlink | Service | Connectivity Service | Satcom Capacity Service |
| Telesat LEO Broadband Service | Telesat | Service | Connectivity Service | Satcom Capacity Service |
| TeraWave | Blue Origin | System | Constellation System | Optical Isl Relay Satellite |
| Terran Orbital SmallSat Manufacturing Facility | Terran Orbital | Service | Satellite | Small Satellite Bus |
| TESAT Optical Terminal | Tesat | Component | Communications | Terminal Transceiver |
| Tomorrow.io Satellite Constellation | Tomorrow.io | System | Constellation System | Weather Satellite |
| Tranche 1 Transport Layer | Lockheed Martin | System | Satellite | Data Relay Satellite |
| Tranche 1 Transport Layer | Northrop Grumman | System | Satellite | Data Relay Satellite |
| Tranche 1 Transport Layer | York Space Systems | System | Satellite | Data Relay Satellite |