Grant providers ranked by the number of funding rounds in the PSEPS database they have participated in.
| Investor | Profile | Number of deals | Average USD value* |
|---|---|---|---|
| Innovation Works | The Ben Franklin Technology Partner in the Pittsburgh area. | 31 | |
| National Science Foundation | United States government agency that supports fundamental research and education in all the non-medical fields of science and engineering. | 13 | 464,640 |
| Capability and Innovation Fund | 7 | 121,929,520 | |
| US Department of Energy | Department of the United States government concerned with the United States' policies regarding energy and safety in handling nuclear material | 7 | 2,350,000 |
| EASME | European Union executive agency for SMEs | 6 | |
| Innovate UK | 5 | ||
| United States Navy | 4 | 18,875,000 | |
| New York State Energy Research and Development Authority | 4 | 537,493 | |
| Advanced Research Projects Agency-Energy | 2 | 4,000,000 | |
| California Energy Commission | 2 | 1,000,000 | |
| Sustainable Development Technology Canada | 2 | 13,350,000 | |
| 10Xelerator | 2 | ||
| Google Inc | American multinational Internet and software corporation specialized in Internet search, cloud computing, and advertising technologies. | 1 | 1,500,000 |
| Scottish Enterprise | 1 | 1,085,215 | |
| Omidyar Network | Philanthropic investment firm founded by eBay founder Pierre Omidyar and wife Pam | 1 | 1,000,000 |
| John S and James L Knight Foundation | 1 | 750,000 | |
| Bluehost | 1 | 250,000 | |
| Ewing Marion Kauffman Foundation | 1 | 135,000 | |
| O'Reilly Media | 1 | 100,000 | |
| Foundation for Assistance to Small Innovative Enterprises | 1 | 67,000 |
