| | REAL-TIME OCCUPANCY MONITORING ANNUAL RENEWAL. | SENSOURCE, INC. | $19,812 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 334290Other Communications Equipment Manufacturing | 5980OPTOELECTRONIC DEVICES AND ASSOCIATED HARDWARE | Mar 5, 2026 | Mar 31, 2026 | Mar 31, 2027 |
| | PEOPLE COUNTERS EQUIPMENT FOR THE AMERICAN GALLERIES. | SENSOURCE, INC. | $4,678 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 334290Other Communications Equipment Manufacturing | 5980OPTOELECTRONIC DEVICES AND ASSOCIATED HARDWARE | Feb 18, 2026 | Feb 16, 2026 | Feb 28, 2026 |
| | SECURITY EQUIPMENT | SENSOURCE, INC. | $3,640 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 334290Other Communications Equipment Manufacturing | 5980OPTOELECTRONIC DEVICES AND ASSOCIATED HARDWARE | Jul 31, 2025 | Jul 31, 2025 | Mar 31, 2026 |
| | SENSOURCE SOFTWARE LICENSE RENEWAL. | SENSOURCE, INC. | $19,812 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 334290Other Communications Equipment Manufacturing | 5980OPTOELECTRONIC DEVICES AND ASSOCIATED HARDWARE | Feb 28, 2025 | Mar 31, 2025 | Mar 31, 2026 |
| | ANNUAL HOSTING SERVICE AND MONITORING | SENSOURCE, INC. | $12,720 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 334290Other Communications Equipment Manufacturing | 7B20IT AND TELECOM - HIGH PERFORMANCE COMPUTE (HARDWARE AND PERPETUAL LICENSE SOFTWARE) | Oct 9, 2024 | Oct 9, 2024 | Sep 30, 2025 |
| | SENSOURCE FY24 RENEWAL | SENSOURCE, INC. | $16,320 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 334290Other Communications Equipment Manufacturing | 5980OPTOELECTRONIC DEVICES AND ASSOCIATED HARDWARE | May 8, 2024 | May 3, 2024 | Mar 31, 2025 |
| | ANNUAL HOSTING SERVICE AND MONITORING | SENSOURCE, INC. | $12,720 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 334519Other Measuring and Controlling Device Manufacturing | 7A21IT AND TELECOM - BUSINESS APPLICATION SOFTWARE (PERPETUAL LICENSE SOFTWARE) | Sep 28, 2023 | Sep 28, 2023 | Dec 19, 2023 |
| | PEOPLE COUNTER FY23 RENEWAL | SENSOURCE, INC. | $15,840 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 334290Other Communications Equipment Manufacturing | R799SUPPORT- MANAGEMENT: OTHER | Apr 3, 2023 | Apr 3, 2023 | Mar 31, 2024 |
| | PURCHASE SENSORS FOR BIRDHOUSE | SENSOURCE, INC. | $8,235 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424120Stationery and Office Supplies Merchant Wholesalers | R702SUPPORT- MANAGEMENT: DATA COLLECTION | Jan 20, 2023 | Jan 20, 2023 | Feb 1, 2023 |
| | VIDEO SENSOR TECHNICAL SUPPORT AND CONFIGURATION | SENSOURCE, INC. | $4,530 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424120Stationery and Office Supplies Merchant Wholesalers | 5980OPTOELECTRONIC DEVICES AND ASSOCIATED HARDWARE | Dec 1, 2022 | Dec 1, 2022 | Dec 23, 2022 |
| | ANNUAL RENEWAL | SENSOURCE, INC. | $6,240 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 561621Security Systems Services (except Locksmiths) | J059MAINT/REPAIR/REBUILD OF EQUIPMENT- ELECTRICAL AND ELECTRONIC EQUIPMENT COMPONENTS | Nov 17, 2022 | Nov 17, 2022 | Nov 24, 2022 |
| | PEOPLE COUNTERS | SENSOURCE, INC. | $26,905 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 511210 | 7F20IT AND TELECOM - IT MANAGEMENT TOOLS/PRODUCTS (HARDWARE AND PERPETUAL LICENSE SOFTWARE) | May 26, 2022 | May 26, 2022 | Sep 12, 2022 |
| | ALARM SHOP SUPPLIES | SENSOURCE, INC. | $11,490 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423410Photographic Equipment and Supplies Merchant Wholesalers | 5836VIDEO RECORDING AND REPRODUCING EQUIPMENT | Mar 29, 2022 | Mar 29, 2022 | Apr 6, 2022 |
| | SAFE SPACE ANNUAL RENEWAL | SENSOURCE, INC. | $6,960 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 334290Other Communications Equipment Manufacturing | DD01IT AND TELECOM - SERVICE DELIVERY SUPPORT SERVICES: ITSM, OPERATIONS CENTER, PROJECT/PM (LABOR) | Mar 24, 2022 | Mar 24, 2022 | Mar 24, 2023 |
| | ADDITIONAL SENSOURCE EQUIPMENT AND HOSTING SERVICES | SENSOURCE, INC. | $14,450 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 541519Other Computer Related Services | 7B20IT AND TELECOM - HIGH PERFORMANCE COMPUTE (HARDWARE AND PERPETUAL LICENSE SOFTWARE) | Feb 10, 2022 | Feb 10, 2022 | Feb 28, 2023 |
| | SECURITY MONITORING SERVICE | SENSOURCE, INC. | $8,700 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 334112Computer Storage Device Manufacturing | 7G21IT AND TELECOM - NETWORK: DIGITAL NETWORK PRODUCTS (HARDWARE AND PERPETUAL LICENSE SOFTWARE) | Feb 1, 2022 | Feb 1, 2022 | Mar 31, 2022 |
| | DATA SOFTWARE RENEWAL FY22 | SENSOURCE, INC. | $7,695 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 511210 | 7F20IT AND TELECOM - IT MANAGEMENT TOOLS/PRODUCTS (HARDWARE AND PERPETUAL LICENSE SOFTWARE) | Oct 26, 2021 | Oct 26, 2021 | Nov 29, 2021 |
| | VIDEO COMPONENTS | SENSOURCE, INC. | $7,085 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 532282Video Tape and Disc Rental | 5836VIDEO RECORDING AND REPRODUCING EQUIPMENT | Aug 3, 2021 | Aug 3, 2021 | Sep 6, 2021 |
| | ITEMS REQUESTED FOR TSD | SENSOURCE, INC. | $18,588 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 334290Other Communications Equipment Manufacturing | 7G20IT AND TELECOM - NETWORK: ANALOG VOICE PRODUCTS (HARDWARE AND PERPETUAL LICENSE SOFTWARE) | Jul 8, 2021 | Jul 8, 2021 | Jul 29, 2021 |
| | SUBSCRIPTION FOR DATA HOSTING AND MONITORING SOFTWARE | SENSOURCE, INC. | $0 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 334290Other Communications Equipment Manufacturing | DC10IT AND TELECOM - DATA CENTER AS A SERVICE | May 21, 2021 | May 21, 2021 | Sep 15, 2023 |
| | SENSORS AND MONITORING SOFTWARE | SENSOURCE, INC. | $22,660 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 334290Other Communications Equipment Manufacturing | H999OTHER QC/TEST/INSPECT- MISCELLANEOUS | Sep 4, 2020 | Sep 4, 2020 | Dec 23, 2020 |
| | PURCHASE AND INSTALLATION OF ADDITIONAL SENORS AT NMAAHC | SENSOURCE, INC. | $47,331 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 334290Other Communications Equipment Manufacturing | 6685PRESSURE, TEMPERATURE, AND HUMIDITY MEASURING AND CONTROLLING INSTRUMENTS | Jul 7, 2020 | Jul 7, 2020 | May 21, 2021 |
| | CAMERA FOR NGA SCULPTURE GARDEN OUTSIDE | SENSOURCE, INC. | $24,225 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 333316 | 6720CAMERAS, STILL PICTURE | May 29, 2020 | May 28, 2020 | Jul 1, 2020 |
| | EQUIPMENT FOR MEEHAN'S TEAM | SENSOURCE, INC. | $9,760 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 334290Other Communications Equipment Manufacturing | 5895MISCELLANEOUS COMMUNICATION EQUIPMENT | Mar 2, 2020 | Mar 2, 2020 | Mar 16, 2020 |
| | SECURITY PROJECT MANAGEMENT | SENSOURCE, INC. | $3,645 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 334519Other Measuring and Controlling Device Manufacturing | 6710CAMERAS, MOTION PICTURE | Sep 13, 2019 | Sep 13, 2019 | Oct 3, 2019 |