| | CONSULTING AND ANALYSIS | STEPHENSON & STEPHENSON, RESEARCH & CONSULTING, LLC | $221,932 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541690Other Scientific and Technical Consulting Services | R499SUPPORT- PROFESSIONAL: OTHER | Aug 22, 2023 | Sep 1, 2023 | Apr 22, 2025 |
| | NHANES CONSULTING | STEPHENSON & STEPHENSON, RESEARCH & CONSULTING, LLC | $184,600 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541690Other Scientific and Technical Consulting Services | R499SUPPORT- PROFESSIONAL: OTHER | Jul 19, 2022 | Jul 19, 2022 | Jul 31, 2023 |
| | MANAGING THE AUDIOMETRIC AND BALANCE COMPONENTS | STEPHENSON & STEPHENSON, RESEARCH & CONSULTING, LLC | $85,000 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541690Other Scientific and Technical Consulting Services | R499SUPPORT- PROFESSIONAL: OTHER | Jul 23, 2020 | Jul 23, 2020 | Jan 31, 2022 |
| | SMALL ARMS PROTOCOL DEVELOPMENT | STEPHENSON & STEPHENSON, RESEARCH & CONSULTING, LLC | $39,275 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541690Other Scientific and Technical Consulting Services | AH92 | Jul 14, 2020 | Jul 20, 2020 | Sep 30, 2021 |
| | PROFESSION AND CONSULTING SERVICES | STEPHENSON & STEPHENSON, RESEARCH & CONSULTING, LLC | $76,225 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541690Other Scientific and Technical Consulting Services | R499SUPPORT- PROFESSIONAL: OTHER | Aug 8, 2019 | Aug 9, 2019 | Aug 19, 2020 |
| | IGF::OT::IGF: SURVEY | STEPHENSON & STEPHENSON, RESEARCH & CONSULTING, LLC | $95,000 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541690Other Scientific and Technical Consulting Services | R404SUPPORT- PROFESSIONAL: LAND SURVEYS-CADASTRAL (NON-CONSTRUCTION) | Aug 6, 2018 | Jul 31, 2018 | Jun 30, 2019 |
| | IGF::OT::IGF CONSULT ON SURVEILLANCE PROJECTS FOR DEAFNESS | STEPHENSON & STEPHENSON, RESEARCH & CONSULTING, LLC | $19,650 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541690Other Scientific and Technical Consulting Services | B529SPECIAL STUDIES/ANALYSIS- SCIENTIFIC DATA | Jul 13, 2017 | Jul 13, 2017 | Jul 12, 2018 |