| | LEVY MINE MITIGATION WORK | NORTH WIND CONSTRUCTION SERVICES, LLC | $201,743 | BUREAU OF LAND MANAGEMENT | BUREAU OF LAND MANAGEMENT | — | 562910Remediation Services | AV95 | Sep 10, 2020 | Sep 10, 2020 | Aug 29, 2021 |
| | MICROSEISMIC SYSTEM - REMOTE PROCESSING SERVICE | ENGINEERING SEISMOLOGY GROUP CANADA INC | $12,800 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 334513Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables | AV95 | Jun 9, 2020 | Jun 10, 2020 | Jun 14, 2021 |
| | SYSTEM SOFTWARE AND HARDWARE SUPPORT FOR MINING APPLICATION | ENGINEERING SEISMOLOGY GROUP CANADA INC | $22,884 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 334513Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables | AV95 | May 21, 2018 | Aug 1, 2018 | Jul 31, 2019 |
| | IGF::OT::IGF DEVELOP MONITORING SYSTEM | SRS CONSULTING GROUP, LLC | $145,150 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 213113Support Activities for Coal Mining | AV95 | Mar 26, 2018 | Mar 26, 2018 | Mar 25, 2021 |
| | IGF::OT::IGF::OTHER | VIRGINIA POLYTECHNIC INSTITUTE & STATE UNIVERSITY | $1,246,785 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 561110Office Administrative Services | AV95 | Aug 30, 2016 | Sep 1, 2016 | Aug 31, 2021 |
| | IGF::OT::IGF:: OTHER MINING MIS ANALYSIS AND DINSAR MEASUREMENTS | UNIVERSITY OF UTAH | $1,225,764 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541720Research and Development in the Social Sciences and Humanities | AV95 | Aug 30, 2016 | Sep 1, 2016 | Aug 31, 2021 |
| | HEAT TRANSFER ANALYSIS OF OCCUPIED REFUGE ALTERNATIVES | THERMOANALYTICS, INC. | $97,924 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541330Engineering Services | AV95 | Sep 15, 2011 | Sep 12, 2011 | Jul 31, 2012 |
| | SMART ESCAPTE BREATHING APPARATUS SCRA | AVON PROTECTION SYSTEMS INCORPORATED | $328,628 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 315999 | AV95 | Sep 12, 2011 | Aug 19, 2011 | Sep 30, 2014 |
| | ANALYSIS OF MINE SEISMICITY ANDGEOTECHNICAL MODELING | UNIVERSITY OF UTAH | $1,200,910 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 561110Office Administrative Services | AV95 | Sep 1, 2011 | Jun 22, 2011 | Aug 31, 2016 |
| | RAPID RESPONSE RSCUE DRILLINGSYSTEMDEVELOPMENT FOR MINE RESCUE APPLICATION | CENTER ROCK, INC. | $499,872 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 213112Support Activities for Oil and Gas Operations | AV95 | Sep 1, 2011 | Aug 16, 2011 | Apr 30, 2014 |
| | NEW TECHNOLOGIES FOR IDENTIFYING AND UNDERSTANDING GROUNT STABILITY HAZARDS | VIRGINIA POLYTECHNIC INSTITUTE & STATE UNIVERSITY | $1,241,006 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 611310Colleges, Universities, and Professional Schools | AV95 | Aug 26, 2011 | Aug 16, 2011 | Aug 31, 2016 |
| | 00HCCMBJ-2010-78413 - GEOTECHNICAL CORING, OXBOX MINING LLC | AGAPITO ASSOCIATES, INC. | $0 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541330Engineering Services | AV95 | Dec 11, 2009 | Dec 10, 2009 | May 31, 2010 |
| | 00HCCMCD-2009-68821 - CAVING &STRESS ANALYSIS OF LONGWALL MINING | HCITASCA DENVER, INC. | $0 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541330Engineering Services | AV95 | Jun 24, 2009 | Jun 22, 2009 | Aug 1, 2010 |
| | 000HCCB1-2007-47569 - BATTELLE MINE BARRIER SURVIVAL SYSTEM | BATTELLE MEMORIAL INSTITUTE | $0 | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | — | 541710 | AV95 | Aug 30, 2007 | Sep 1, 2007 | Apr 19, 2010 |
| | — | NATIONAL ACADEMY OF SCIENCES | $0 | COMMISSION ON CIVIL RIGHTS | — | — | — | AV95 | Jul 15, 1994 | Jul 15, 1994 | Sep 15, 1994 |
| | — | NATIONAL ACADEMY OF SCIENCES | $0 | COMMISSION ON CIVIL RIGHTS | — | — | — | AV95 | Feb 15, 1994 | Feb 15, 1994 | Dec 15, 1996 |