- Paragon Transportation LLC
- Parker Aerospace
- Parker-Hannifin Aerospace
- Parker-Hannifin Aerospace
- Parker-Hannifin Corp
- Parker-Hannifin Corp
- Patco Industries Inc
- Pattison & Assoc
- PCC
- Penn Tex Aerospace Inc
- Penn Tex Aerospace Inc
- Pentacon Aerospace Group Inc
- Peregrine Falcon Corp
- Perkins Aerospace Inc
- Perkins Aerospace Inc
- Phaser Data Systems
- Phillips Aerospace
- Phoenix Aerospace Inc
- Phoenix Composite Solutions
- Pioneer Astronautics
- Planetary Systems Corp
- Plumetech
- PMG Aerospace Inc
- PMG Aerospace Inc
- Pneu Tech Aerospace
- Pneu Tech Aerospace
- Powercell Aerospace Cmpnnts
- PPG Aerospace
- Ppi Aerospace Inc
- Pratt & Whitney Rocketdyne
- Pratt & Whitney Rocketdyne
- PRC-De Soto Intl Inc
- Preci-Spark
- Precision Aero Corp
- Precision Aero Svc Inc
- Precision Aerospace LLC
- Precision Sheet Metal & Mach
- Prescott Systems Group
- Princeton Satellite Systems
- Prist Aerospace
- Proactive Technologies LLC
- Pyramid Aviation
- Qtk Inc
- Quality Aero Technology
- Quality Precision Cleaning
- Qualls Corp
- Quantum Research Inc
- Quantum Technology Svc Inc
- Quest Aerospace Inc
- R Ramjet Inc
- R-Tec
- Radio Astronomy Institute
- Radstone Technology Corp
- Raimondo Consulting Svc
- Rann Inc
- Raytaton Co
- Raytheon Aerospace
- Raytheon Aerospace Svc
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Co
- Raytheon Integrated Defense
- Raytheon Missile Systems
- Raytheon Technical Svc Co
- Raytheon Technical Svc Co
- Reed Aerospace
- Regent Aerospace
- Reid Products Inc
- Reinhold Industries Inc
- Reliance Aerotech Svc Inc
- Republic Aerospace Corp
- Research & Technology Resource
- Research 2000 Inc
- Research Support Instruments
- Research Support Instruments
- RMA Aerospace
- RMI
- RMS Technology Inc
- RND Aerospace Inc
- Robe Aerospace
- Robert Fulton Co
- Rockwell Collins Inc
- Rockwell Collins Inc
- Rockwell Collins Inc
- Rockwell Collins Inc
- Rockwell Collins Inc
- Rockwell Collins Inc
- Rockwell International
- Rockwell International
- Rockwell International
- Rockwell International
- Rocky Mountain Composites
- Rocky Mountain Composites
- Rolls-Royce North America
- Ronald Clair Aerospace Sales
- Rosemount Aerospace Inc
- Rosemount Inc
- Rosen Avaiton Displays LLC
- Rostra Vernatherm Inc
- RTA Intl
- Rtis
- Russell Associates Inc
- Russell Associates Inc
- Russell Associates Inc
- Ryan Lawrence Intl Inc
- S & M Aerospace Weld Repair
- S Y Technology
- SAIC
- SAIC
- Samslung Aerospace
- Samsung Aerospace America Inc
- Samuel Speciality Metals
- San Antonio Aerospace
- San Antonio Aerospace
- Sargent
- Schafer Corp
- Schuller Aerospace Svc Intl
- Science & Technology Corp
- Science Applications Intl Corp
- Science Applications Intl Corp
- Science Applications Intl Corp
- Science Applications Intl Corp
- Science Applications Intl Corp
- SDM Technology
- SDS Intl
- SDS Intl
- SEAKR Engineering Inc
- Selex & Sensors Inc
- Semiray
- Senior Aerospace
- Shamrock III
- Sierra Aerospace
- Simtech
- Simwright Inc
- Skylink Technology Inc
- Skyworks Aerospace
- Smith Aerospace
- SMITH Aerospace
- Smith Aerospace
- Smith's Aerospace
- Smith's Aerospace
- Smith's Aerospace
- Smiths Aerospace
- Smiths Aerospace
- Smiths Aerospace
- Smiths Aerospace
- Smiths Aerospace
- Smiths Industries
- SMR Technologies Inc
- SMS Aerospace LLC
- Southeastern Aerospace
- Southeastern Aerospace
- Southern California Aviation
- Southern Stretch Forming
- Southwest Research Inst
- Southwest Research Institute
- Southwestern Aerospace Inc
- Southwestern Aerospace Inc
- Space Development Inc
- Space Environment Corp
- Space Exploration Technologies
- Space Instruments Inc
- Space Systems Loral Inc
- Spacecities Mdl Inventions
- Spaceflight Systems Inc
- SPACEHAB Inc
- SPACEHAB Inc
- Spaceport Systems Intl
- Spacex
- Sparta Inc
- Spartan Aerospace LLC
- Spirent Systems Aerospace
- SPW Engineering
- SRA Inc
- SRS Technologies
- Ssg Ceramics Div
- SSG Inc
- St Mobile Aerospace Engnrng
- Standard Aero
- Standard Aero
- Star Flight Aerospace Inc
- Stars & Stripes Aerospace
- Starsys Inc
- Steelville Manufacturing Co
- Stellar Solutions
- Stellex Aerostructures Inc
- Stellex Monitor Aerospace
- Stewart Warner South Wind Corp
- Stewart Warner South Wind Corp
- Strategic Aerospace Materials
- Strategy Technology Space Inc
- Strategy Technology Space Inc
- Stratos Aerospace
- Stratus Systems
- Streamline Numerics Inc
- Summit Aeronautics Group
- Summit Aerospace Inc
- Summit Aerospace Supply
- Sun Country Industries
- Sundstrand Aerospace Elec
- Sundstrand Aerospace Elec
- Sunflower Army Ammunition
- Survice Engineering
- SY Coleman
- Sy Coleman Corp
- System Technology Assoc Inc
- T I Intl LTD
- Tachtronic Instruments
- Taitech Inc
- Talon Aerospace
- Talon Aerospace
- Taos Industries Inc
- TCR Composites
- Techatlantic Aerospace
- Technical Research Assoc Inc
- Technology Leaders Aerospace
- Teledyne Brown Engineering Inc
- Teledyne Brown Engineering Inc
- Teledyne Brown Engineering Inc
- Teledyne Brown Engineering Inc
- Teledyne Brown Engineering Inc
- Teledyne Brown Engineering Inc
- Teledyne Brown Engineering Inc
- Teledyne Brown Engineering Inc
- Teledyne Solutions Inc
- Tennessee Valley Aero
- Texas Almet Inc
- Texas Gyro
- Texas Industrial Sand Co
- Texsar
- Textron Systems
- TGV Rockets
- Tgv Rockets
- Thayer Aerospace
- Thomson Micron Inc
- Thurber Space Systems
- Timken Alcor Aerospace Tech
- Timken Alcor Aerospace Tech
- TKC Aerospace
- Tobias Aerospace Svc
- Tobias Aerospace Svc
- Tobias Aerospace Svc
- Torch Fasteners Inc
- Tracor System Div
- Tran Aerospace
- Transtechnology Corp
- Treble One Aerospace
- Trek Aerospace
- Trevor Martin Corp
- TRI Models Inc
- Tri Star Aerospace
- Tri-Star
- Triad Aerospace Inc
- Tricamo Services
- Tru-Circle Aerospace
- Trw Lucus Aerospace
- Turbine Technologies LTD
- Twin Manufacturing Co
- U P Aerospace Inc
- UFC Aerospace
- UFC Aerospace Corp
- UFC Aerospace Corp
- UFC Aerospace Corp
- UFC Aerospace Corp
- UFC Aerospace Corp
- Ulyssix Technologies
- Umec Technologies
- United Paradyne Corp
- United Space Alliance
- United Technologies Corp
- United Technologies Corp
- United Technologies Corp
- United Technologies Corp
- United Technologies Corp
- Universal Propulsion Co
- University Of Dayton Research
- Unmanned Systems Of East Texas
- Us Global Aerospace Inc
- Utilicraft Aerospace Indstrs
- V & T Tooling
- V M Mfg Co
- Valvetech Inc
- Vanguard Research Inc
- Vantage Corp
- Vertigo Inc
- Victorville Aerospace
- Victory Aero
- Victory Aviation Inc
- Volvo Aerospace
