| | SEISMIC DATA AS PRODUCT | SEISMIC EXCHANGE INC | $403,520 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Apr 21, 2026 | Apr 21, 2026 | Apr 20, 2027 |
| | 2D SEISMIC REFLECTION PROFILES-CRADDOCK | SEISMIC EXCHANGE INC | $150,000 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Feb 26, 2026 | Feb 26, 2026 | Aug 3, 2026 |
| | SEISMIC DATA AS A PRODUCT | SEISMIC EXCHANGE INC | $395,200 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Mar 26, 2025 | Mar 26, 2025 | Jun 30, 2025 |
| | SEISMIC DATA | SEISMIC EXCHANGE INC | $54,086 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | B529SPECIAL STUDIES/ANALYSIS- SCIENTIFIC DATA | Sep 5, 2023 | Sep 5, 2023 | Mar 4, 2024 |
| | REFLECTION SEISMIC DATA - SEISMIC EXCHANGE, INC. | SEISMIC EXCHANGE INC | $200,000 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | B529SPECIAL STUDIES/ANALYSIS- SCIENTIFIC DATA | Aug 16, 2022 | Sep 1, 2022 | Aug 31, 2023 |
| | REFLECTION SEISMIC DATA | SEISMIC EXCHANGE INC | $99,265 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | B529SPECIAL STUDIES/ANALYSIS- SCIENTIFIC DATA | Aug 30, 2021 | Aug 30, 2021 | Sep 30, 2021 |
| | SEISMIC EXCHANGE, DATA SETS | SEISMIC EXCHANGE INC | $32,266 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | B529SPECIAL STUDIES/ANALYSIS- SCIENTIFIC DATA | Aug 26, 2020 | Aug 31, 2020 | Aug 30, 2021 |
| | AK PETROLEUM SEISMIC DATA, 0040390544 | SEISMIC EXCHANGE INC | $499,713 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Jul 9, 2018 | Jul 9, 2018 | Sep 28, 2018 |
| | LICENSE FOR SEISMIC DATA IGF::OT::IGF | SEISMIC EXCHANGE INC | $43,360 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | R702SUPPORT- MANAGEMENT: DATA COLLECTION | Aug 30, 2017 | Sep 1, 2017 | Sep 30, 2017 |
| | SEISMIC REFLECTION DATA | SEISMIC EXCHANGE INC | $195,230 | BUREAU OF RECLAMATION | BUREAU OF RECLAMATION | — | 541360Geophysical Surveying and Mapping Services | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Aug 24, 2016 | Aug 24, 2016 | Oct 7, 2016 |
| | "IGF::OT::IGF" SEISMIC REFLECTION DATA PER THE ATTACHED STATEMENT OF WORK | SEISMIC EXCHANGE INC | $42,966 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | B530SPECIAL STUDIES/ANALYSIS- SEISMOLOGICAL | Jun 1, 2016 | Jun 1, 2016 | Jul 6, 2016 |
| | SEISMIC DATA SETS | SEISMIC EXCHANGE INC | $39,512 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 519190 | 7610BOOKS AND PAMPHLETS | Mar 31, 2016 | Mar 31, 2016 | May 3, 2016 |
| | 2D MULTICHANNEL SEISMIC REFLECTION DATA | SEISMIC EXCHANGE INC | $181,437 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Feb 5, 2016 | Feb 5, 2016 | Mar 31, 2016 |
| | IGF::OT::IGF SEISMIC PROFILE DATA | SEISMIC EXCHANGE INC | $3,223 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | R702SUPPORT- MANAGEMENT: DATA COLLECTION | Jan 12, 2016 | Jan 12, 2016 | Mar 16, 2016 |
| | IGF::OT::IGF 2D SEISMIC REFLECTION DATA LICENSING | SEISMIC EXCHANGE INC | $300,950 | BUREAU OF RECLAMATION | BUREAU OF RECLAMATION | — | 541360Geophysical Surveying and Mapping Services | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Aug 24, 2015 | Aug 24, 2015 | Aug 19, 2016 |
| | "IGF::OT::IGF" SEISMIC REFLECTION DATA 6860 | SEISMIC EXCHANGE INC | $24,993 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | B530SPECIAL STUDIES/ANALYSIS- SEISMOLOGICAL | Aug 24, 2015 | Aug 24, 2015 | Jan 31, 2016 |
| | 2D MULTICHANNEL SEISMIC REFLECTION DATA | SEISMIC EXCHANGE INC | $246,160 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Aug 11, 2015 | Aug 11, 2015 | Aug 28, 2015 |
| | SEISMIC DATA ''IGF::OT::IGF'' | SEISMIC EXCHANGE INC | $73,592 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 519190 | B530SPECIAL STUDIES/ANALYSIS- SEISMOLOGICAL | Jan 15, 2015 | Jan 15, 2015 | Sep 30, 2015 |
| | 2D SEISMIC REFLECTION DATA | SEISMIC EXCHANGE INC | $32,514 | BUREAU OF RECLAMATION | BUREAU OF RECLAMATION | — | 425120Wholesale Trade Agents and Brokers | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Dec 12, 2014 | Dec 12, 2014 | Dec 26, 2014 |
| | 2D SEISMIC DATA | SEISMIC EXCHANGE INC | $49,248 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 519190 | 7610BOOKS AND PAMPHLETS | Sep 12, 2014 | Sep 12, 2014 | Dec 19, 2014 |
| | SEI OPTYR 4, 1 SEISMIC LINES | SEISMIC EXCHANGE INC | $15,673 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | 6850MISCELLANEOUS CHEMICAL SPECIALTIES | Nov 6, 2013 | Nov 6, 2013 | Mar 14, 2014 |
| | IGF::OT::IGF SEISMIC PROFILES | SEISMIC EXCHANGE INC | $52,664 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | D317 | Aug 29, 2013 | Aug 29, 2013 | Sep 14, 2013 |
| | ARK. SEISMIC REFLECTION DATA | SEISMIC EXCHANGE INC | $24,375 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | D317 | Sep 19, 2011 | Sep 19, 2011 | Sep 30, 2011 |
| | SEISMIC DATA FOR SANTA MARIA AND CUYAMA VALLEYS, CA | SEISMIC EXCHANGE INC | $24,985 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541360Geophysical Surveying and Mapping Services | 7644DIGITAL MAPS, CHARTS AND GEODETIC PRODUCTS | Aug 31, 2011 | Aug 31, 2011 | Sep 30, 2011 |
| | SEISMIC DATA | SEISMIC EXCHANGE INC | $0 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | — | 6850MISCELLANEOUS CHEMICAL SPECIALTIES | Aug 25, 2010 | Sep 6, 2010 | Nov 6, 2010 |