PSC code
MAINTENANCE OF MUSEUMS AND EXHIBITION BUILDINGS
- PSC code
- Z1JA
- Latest action
- Sep 29, 2026
- p10
- $34,179
- p25
- $68,632
- p75
- $475,034
- p90
- $954,484
Largest awards under this code
| Award | Contractor | Agency | Place | First action | Current value |
|---|---|---|---|---|---|
| W56HZV22CL030 SEE PAGE TWO FOR DETAILS... | NATIONAL INFANTRY MUSEUM FOUNDATION, INC. | Department of Defense | GA | Apr 7, 2026 | $14,835,412 |
| 33330220FF0010329 NMNH: UPGRADE ELECTRICAL SYSTEMS AND COMPONENTS. MOD P00016 - PCN 0056 | TEX/AM CONSTRUCTION CO., INC. | Smithsonian Institution | DC | Apr 13, 2026 | $11,312,776 |
| 33330225FF0010444 STRI - REPLACE CANOPY CRANE AT SAN LORENZO (SHERMAN). | CONSTRUCTORA ROGERS, S.A. (CONROSA) | Smithsonian Institution | — | Sep 23, 2025 | $3,240,757 |
| 33330225FF0010200 STRI - REPLACE & REINFORCE ROOF FOR LIBRARY AT EARL S.TUPPER CENTER AND IMPROVE ELECTROMECHANICAL SYSTEMS. | DIAZ Y GUARDIA, S.A. | Smithsonian Institution | — | Apr 13, 2026 | $2,962,438 |
| 33330225FF0010348 25841 - NMAI-DC MISC MAINTENANCE PROJECTS. TRASH ROOM HVAC REPLACEMENT, REPLACE TORN AIR INTAKE SCREENS. PROP. | ROMANA PROSPERITY CONSTRUCTION CORPORATION | Smithsonian Institution | DC | Aug 4, 2025 | $1,469,945 |
| 33330223FF0010560 QUAD REPLACE STEAM HUMIDIFICATION PIPING & PUMPS. | ROMANA PROSPERITY CONSTRUCTION CORPORATION | Smithsonian Institution | DC | Mar 26, 2026 | $1,383,415 |
| 33330225FF0010300 STRI - EXPANSION OF DATRA CENTER SPACE AT TUPPER CAMPUS. | CONSTRUCTORA ROGERS, S.A. (CONROSA) | Smithsonian Institution | — | Jul 9, 2025 | $1,261,763 |
| 33301123CFC0032 GALLERY GROUNDS MAINTENANCE | DAVIS MEMORIAL GOODWILL INDUSTRIES | National Gallery of Art | DC | Sep 19, 2023 | $1,097,335 |
| 33330226FF0010473 NMAI-DC: UPGRADE ELEVATORS. | ELCON ENTERPRISES INC | Smithsonian Institution | DC | Sep 29, 2026 | $990,267 |
| 33330220FF0010298 NPM CLEAN STEAM GENERATOR. | HUANG-CFM JOINT VENTURE | Smithsonian Institution | DC | Apr 30, 2026 | $988,162 |
| 33330226FF0010170 RENOVATION OF ELEVATORS 1E1 & 1E2 AT HAZY MUSEUM. | ELCON ENTERPRISES INC | Smithsonian Institution | VA | May 6, 2026 | $987,638 |
| 33330225FF0010351 DWRC: RESTORE EXTERIOR CAST IRON FENCING. | AEON PRESERVATION SERVICES, LLC | Smithsonian Institution | DC | Aug 14, 2025 | $821,869 |
| 33330226FF0010376 HMSG: REPAIR/UPGRADE HVAC COMPONENTS/CONTROLS | ROMANA PROSPERITY CONSTRUCTION CORPORATION | Smithsonian Institution | DC | Aug 25, 2026 | $621,531 |
| 33330226FF0010216 MULTI - PROVIDE TEMPORARY CHILLED WATER CONNECTIONS FOR SMZ. | TERRA SITE CONSTRUCTORS LLC | Smithsonian Institution | DC | Apr 30, 2026 | $522,282 |
| 33330219FF0010378 SERVICE, PLANNED MAINT PROJECT: REPLACE REMAINING DUPLEX PUMPS ROOMS 3031,3117,3186, 3217E&3217W - PLANNED MAINT PROJECT, 091OFMRSOUTHMALL | BELT BUILT CONTRACTING, LLC | Smithsonian Institution | DC | Sep 5, 2019 | $512,607 |
| 33330226FF0010449 QUAD: REPLACE SANITARY PUMPS AT QUAD 3010 | TERRA SITE CONSTRUCTORS LLC | Smithsonian Institution | DC | Sep 17, 2026 | $506,949 |
| 140P2125C0019 MOD 1 - ADDITIONAL ROOF REPAIR | RITZ CONSTRUCTION INC | Department of the Interior | WV | May 14, 2026 | $495,187 |
| 33330223FF0010568 NPM REPLACE MOTOR CONTROL CENTER. | B3 ENTERPRISES LLC | Smithsonian Institution | DC | Sep 27, 2023 | $482,843 |
| 33330226FF0010235 PN#: 26801: REPLACE DETERIORATED STORM AND SEWER PIPING IN BASEMENT AT NMAI. | SANDOW CONSTRUCTION INC | Smithsonian Institution | DC | Jun 5, 2026 | $475,034 |
| 33330223FF0010476 23106 - REPLACE STEAM SUPPLIED UNIT HEATERS/CONDENSAT ON PIPIN. | B3 ENTERPRISES LLC | Smithsonian Institution | DC | Sep 5, 2023 | $423,229 |
| 33330225CF0010330 ANNUAL PROGRAMMING AND MAINTENANCE. | LIGHTING CONTROL SERVICES, LLC | Smithsonian Institution | DC | Jun 2, 2026 | $346,500 |
| 33330225FF0010225 AIB IMPROVE ENVIRONMENTAL CONDITIONS. | ROMANA PROSPERITY CONSTRUCTION CORPORATION | Smithsonian Institution | DC | May 1, 2025 | $326,941 |
| 33330226CF0010184 TO SERVICE, LABOR, MATERIAL AND TRANSPORT FOR STRI, TUPPER SITES GENERAL MAINTENANCE. | KUNKEL CONSTRUCTION, INC. | Smithsonian Institution | — | Apr 24, 2026 | $324,744 |
| 33330224CF0010409 REPLACEMENT OF SECURITY FENCES AT STRI'S SITES. | KUNKEL CONSTRUCTION, INC. | Smithsonian Institution | — | Sep 10, 2024 | $320,795 |
| 33330225FF0010446 SERVICES: REFURBISH COOLING TOWER & REPLACE VFD. | ROMANA PROSPERITY CONSTRUCTION CORPORATION | Smithsonian Institution | DC | Apr 21, 2026 | $302,338 |
Related records
Derived from awards these records share, ordered by how many.
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Sources and method
Figures on this page are computed from public federal award records. Numbers are never estimated or generated; where a figure is withheld, the reason is stated rather than filled in.
Totals cover awards where the government recorded this PSC code. Codes are taken as reported; awards are never reclassified into a different code.
- 1Awards are grouped by the PSC code the government recorded on the award, taken from USAspending.gov and last refreshed Oct 21, 2026. Miscoded awards stay miscoded here; we do not reassign codes.
- 2Published distribution over 53 awards, computed Oct 17, 2026 (snapshot 3b33d434199e).