| | EMZ-NASM CUSTODIAL SUPPLIES | DAYCON PRODUCTS COMPANY, INC. | $22,654 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | May 20, 2026 | May 20, 2026 | Jun 22, 2026 |
| | ASSET: PURCHASING MACHINERY FOR EMZ | DAYCON PRODUCTS COMPANY, INC. | $85,902 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | Y1AACONSTRUCTION OF OFFICE BUILDINGS | May 16, 2025 | May 16, 2025 | Aug 31, 2025 |
| | MOP | DAYCON PRODUCTS COMPANY, INC. | $8,273 | NATIONAL GALLERY OF ART | NATIONAL GALLERY OF ART | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Aug 27, 2024 | Aug 27, 2024 | Oct 1, 2024 |
| | PURCHASE OF IMOP SCRUBBER FOR NMAH | DAYCON PRODUCTS COMPANY, INC. | $6,934 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Apr 13, 2023 | Apr 13, 2023 | May 12, 2023 |
| | WALK-BEHIND SCRUBBER FOR OFMR - EAST MALL ZONE (EMZ) | DAYCON PRODUCTS COMPANY, INC. | $9,979 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | Dec 14, 2022 | Dec 14, 2022 | Dec 23, 2022 |
| | GOODS: VACUUM CLEANERS | DAYCON PRODUCTS COMPANY, INC. | $3,679 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Dec 7, 2022 | Dec 7, 2022 | Jan 11, 2023 |
| | TENNANT B5 BURNISHERS FOR OFMR - EAST MALL ZONE (EMZ) | DAYCON PRODUCTS COMPANY, INC. | $19,260 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Oct 29, 2022 | Oct 29, 2022 | Feb 10, 2023 |
| | GOODS: CUSTODIAL SUPPLY DRAW FOR END OF YEAR. | DAYCON PRODUCTS COMPANY, INC. | $9,920 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | Aug 5, 2022 | Aug 5, 2022 | Sep 23, 2022 |
| | PURCHASE OF VACUUM CLEANERS FOR NMAH | DAYCON PRODUCTS COMPANY, INC. | $8,901 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Jul 26, 2022 | Jul 26, 2022 | Aug 19, 2022 |
| | PURCHASE OF VACUUM CLEANER AND HEPA BACK PACK | DAYCON PRODUCTS COMPANY, INC. | $7,741 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Jun 16, 2022 | Jun 16, 2022 | Jun 27, 2022 |
| | GOODS: WALK BEHIND SCRUBBER | DAYCON PRODUCTS COMPANY, INC. | $13,249 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Jun 7, 2022 | Jun 7, 2022 | Jun 12, 2022 |
| | ACQUIRE T300 WALK-BEHIND FLOOR SCRUBBER | DAYCON PRODUCTS COMPANY, INC. | $8,458 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Jun 6, 2022 | Jun 6, 2022 | Dec 30, 2022 |
| | PURCHASE OF CARPET MACHINES FOR OFMR-SUITLAND ZONE | DAYCON PRODUCTS COMPANY, INC. | $7,206 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Apr 12, 2022 | Apr 12, 2022 | Apr 29, 2022 |
| | PURCHASE OF CUSTODIAL ITEMS FOR NMAH | DAYCON PRODUCTS COMPANY, INC. | $7,041 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | Jan 18, 2022 | Jan 18, 2022 | Jan 28, 2022 |
| | DAYCON CLEANING SUPPLIES, CUSTODIAL SUPPLIES | DAYCON PRODUCTS COMPANY, INC. | $5,002 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | Dec 15, 2021 | Dec 15, 2021 | Jan 31, 2022 |
| | DAYCON CLEANING SUPPLIES, BILLY GOAT | DAYCON PRODUCTS COMPANY, INC. | $5,175 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | Nov 22, 2021 | Nov 22, 2021 | Dec 29, 2021 |
| | DAYCON CLEANING SUPPLIES, CUSTODIAL SUPPLIES | DAYCON PRODUCTS COMPANY, INC. | $4,930 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | Oct 18, 2021 | Oct 18, 2021 | Dec 9, 2021 |
| | PURCHASE ITEMS FOR NMAH | DAYCON PRODUCTS COMPANY, INC. | $9,959 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | Oct 12, 2021 | Oct 12, 2021 | Oct 29, 2021 |
| | DAYCON, CUSTODIAL SUPPLIES | DAYCON PRODUCTS COMPANY, INC. | $9,498 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Aug 5, 2021 | Aug 5, 2021 | Sep 9, 2021 |
| | DAYCON, CLEANING SUPPLIES | DAYCON PRODUCTS COMPANY, INC. | $4,224 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | Aug 5, 2021 | Aug 5, 2021 | Oct 5, 2021 |
| | PURCHASE ITEMS FOR USROS-NMAH | DAYCON PRODUCTS COMPANY, INC. | $7,575 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Jul 30, 2021 | Jul 30, 2021 | Aug 20, 2021 |
| | UPRIGHT VACUUMS FOR NMAI-DC | DAYCON PRODUCTS COMPANY, INC. | $4,486 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 453998 | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Jul 28, 2021 | Jul 28, 2021 | Jul 30, 2021 |
| | DAYCON, CARPET EXTRACTORS, EQUIPMENT. | DAYCON PRODUCTS COMPANY, INC. | $5,941 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7930CLEANING AND POLISHING COMPOUNDS AND PREPARATIONS | Jul 23, 2021 | Jul 23, 2021 | Jul 23, 2021 |
| | PURCHASE OF FLOOR SCRUBBER FOR NMAAHC | DAYCON PRODUCTS COMPANY, INC. | $38,528 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 423850Service Establishment Equipment and Supplies Merchant Wholesalers | 7910FLOOR POLISHERS AND VACUUM CLEANING EQUIPMENT | Jul 7, 2021 | Jul 7, 2021 | Jul 30, 2021 |
| | 5 BURNISHER MACHINE FOR OFMR - SOUTH MALL ZONE | DAYCON PRODUCTS COMPANY, INC. | $8,058 | SMITHSONIAN INSTITUTION | SMITHSONIAN INSTITUTION | — | 424690Other Chemical and Allied Products Merchant Wholesalers | 7920BROOMS, BRUSHES, MOPS, AND SPONGES | Jun 15, 2021 | Jun 15, 2021 | Jun 18, 2021 |