| 3M |
| Analog Devices |
| Air Products |
| Argonne National Laboratory |
| American Superconductor |
| Battelle |
| China Lake Naval Weapons Center |
| Cornell University |
| CTI-Cryogenics |
| Cummins |
| Dow Chemical |
| Eaton |
| Exxon Mobil |
| Fermi Lab |
| FMB Oxford |
| General Atomics |
| General Electric |
| Goodrich |
| Hyundai |
| IBM |
| Intel |
| Jet Propulsion Laboratory |
| Johnson Matthey |
| Lawrence Berkeley National Laboratory |
| Lawrence Livermore National Laboratory |
| Lockheed Martin |
| Los Alamos National Laboratory |
|
| Matheson Gas Products |
| Michigan State University |
| MIT |
| NASA |
| NIST |
| NOAA |
| Oak Ridge National Laboratory |
| Pacific Northwest National Laboratory |
| Physical Electronics |
| Praxair |
| Princeton University |
| Purdue University |
| Raytheon |
| Rutgers University |
| SAIC |
| Samsung |
| Sandia National Labs |
| The Scripps Research Institute |
| SpaceX |
| Stanford University |
| Thermo Fisher Scientific |
| Veeco |
| University of California |
| University of Southern California |
| Virgin Orbit |
| Westinghouse |
| Wyle Labs |
|