| 2008-09-11 | National Science Foundation | | $9.2M | ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES |
| 2008-04-30 | Department of Defense | | $766K | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES |
| 2017-04-07 | Department of the Interior | | $100K | EDUCATIONAL SUPPORT SERVICES |
| 2008-07-12 | Department of Defense | | $70K | — |
| 2016-01-25 | Department of the Interior | | $50K | EDUCATIONAL SUPPORT SERVICES |
| 2017-04-03 | Department of the Interior | | $50K | EDUCATIONAL SUPPORT SERVICES |
| 2015-03-10 | Department of the Interior | | $50K | EDUCATIONAL SUPPORT SERVICES |
| 2010-08-20 | Department of the Interior | | $20K | — |
| 2016-08-19 | Department of the Interior | | $20K | ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES |
| 2015-08-26 | Department of the Interior | | $20K | ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES |
| 2020-09-15 | Department of the Interior | | $20K | ENVIRONMENTAL CONSULTING SERVICES |
| 2019-09-09 | Department of the Interior | | $20K | ENVIRONMENTAL CONSULTING SERVICES |
| 2018-09-07 | Department of the Interior | | $20K | ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES |
| 2009-06-16 | Department of the Interior | | $20K | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT BIOTECHNOLOGY) |
| 2009-05-05 | Department of Homeland Security | | $20K | EDUCATIONAL SUPPORT SERVICES |
| 2011-06-16 | Department of the Interior | | $20K | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT BIOTECHNOLOGY) |
| 2012-08-03 | Department of the Interior | | $20K | EDUCATIONAL SUPPORT SERVICES |
| 2014-09-03 | Department of the Interior | | $20K | ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES |
| 2013-07-25 | Department of the Interior | | $15K | ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES |
| 2012-07-24 | Department of the Interior | | $12K | EDUCATIONAL SUPPORT SERVICES |
| 2014-02-07 | Department of the Interior | | $12K | OTHER SCIENTIFIC AND TECHNICAL CONSULTING SERVICES |
| 2013-02-22 | Department of the Interior | | $12K | EDUCATIONAL SUPPORT SERVICES |
| 2023-08-07 | Department of the Interior | | $10K | ENVIRONMENTAL CONSULTING SERVICES |
| 2015-09-29 | Department of Defense | | $3K | EDUCATIONAL SUPPORT SERVICES |
| 2010-07-27 | Department of Defense | | $3K | EDUCATIONAL SUPPORT SERVICES |