contracting office, code 1605C4, Washington, DC
Dol - Cas Division 4 Procurement
23 opportunities published since June 19, 2026, 1 open now. 90 awards on USAspending in the same window, $31,111,895 obligated, 30% of them under full and open competition.
Closing soonest
1 solicitations are accepting responses.
- MSHA - Digitization ServicesSolicitationSmall businessNAICS 518210District of Columbia1605C4-26-R-00035Closes tomorrowSep 17
Who wins here
Vendors by dollars obligated.
| Serco Inc. | $11,399,583 |
| Alpha Roofing Systems, LLC | $3,711,157 |
| Cornerstone Engineering Inc. | $2,856,985 |
| Tsi Incorporated | $1,906,800 |
| Cole-Parmer Instrument Co LLC | $1,531,625 |
| Koniag Professional Services, LLC | $1,425,500 |
| Rwe Clean Energy Solutions, Inc. | $1,286,488 |
| Verdi Consulting Inc. | $1,066,534 |
| Safal Partners LLC | $825,591 |
| The District Communications Group LLC | $739,093 |
What it buys
Industries by dollars obligated.
| Human Resources Consulting ServicesNAICS 541612 | $11,399,583 |
| Roofing ContractorsNAICS 238160 | $3,711,157 |
| Commercial and Institutional Building ConstructionNAICS 236220 | $2,905,804 |
| Administrative Management and General Management Consulting ServicesNAICS 541611 | $2,630,992 |
| Other Measuring and Controlling Device ManufacturingNAICS 334519 | $1,906,800 |
| Analytical Laboratory Instrument ManufacturingNAICS 334516 | $1,802,162 |
| All Other Miscellaneous Ambulatory Health Care ServicesNAICS 621999 | $1,425,500 |
| Engineering ServicesNAICS 541330 | $1,286,488 |
| Facilities Support ServicesNAICS 561210 | $823,864 |
| Marketing Research and Public Opinion PollingNAICS 541910 | $739,093 |
How it buys
Awards by competition and by set-aside.
| Competed Under SAP | 35 |
| Full and Open Competition | 27 |
| Not Available for Competition | 10 |
| Not Competed | 8 |
| Not Competed Under SAP | 6 |
| Small Business Set Aside - Total | 21 |
| Women Owned Small Business | 4 |
| 8(A) Sole Source | 2 |
| Service Disabled Veteran Owned Small Business SET-ASIDE | 1 |
| Sdvosb Sole Source | 1 |
Recently published
- MSHA Dorm Room Doors ABA RenovationAward noticeSmall businessNAICS 236220West Virginia1605C4-26-R-00023
Awarded to Lejas Corporation for $48,819
Posted Sep 105 publications - MSHA - Digitization ServicesSolicitationSmall businessNAICS 518210District of Columbia1605C4-26-R-00035Closes tomorrowSep 17
- Eaton Model 9355 UPS Maintenance ServicesAward noticeNAICS 811210West Virginia1605C4-26-R-00028
Awarded to Eaton Corporation for $49,544
Posted Sep 32 publications - Triadelphia - B1 HVAC ChillerSolicitationSmall businessNAICS 238220West Virginia1605C4-26-R-00031Posted Sep 33 publications
- Video Security Camera Repairs and MaintenanceCombined synopsis and solicitationSmall businessNAICS 561621West Virginia1605C4-26-Q-00075Posted Sep 26 publications
- MSHA - MX6 Gas Detector PartsAward noticeSmall businessNAICS 334516Pennsylvania1605C4-26-R-00027
Awarded to Safeware Inc. for $52,463
Posted Sep 12 publications - Conference Room Renovations at the Frances Perkins BuildingCombined synopsis and solicitationSmall businessNAICS 236220District of Columbia1605C4-26-R-00029Posted Aug 283 publications
- Triadelphia - B9 Piping ProjectSolicitationSmall businessNAICS 236220West Virginia1605C4-26-P-00032
Awarded to Tier 1 Management LLC
Posted Aug 274 publications - Replacement of Security Gate SystemsCombined synopsis and solicitationSmall businessNAICS 561621West Virginia1605C4-26-R-00024Posted Aug 243 publications
- MSHA - A&CC B-4 Horiba PM-CalibrationJustificationNAICS 811210West Virginia1605C4-26-Q-00086
Awarded to Horiba Instruments Incorporated
Posted Aug 20
Recently awarded
- MSHA Dorm Room Doors ABA RenovationAward noticeSmall businessNAICS 236220West Virginia1605C4-26-R-00023
Awarded to Lejas Corporation for $48,819
Posted Sep 105 publications - Eaton Model 9355 UPS Maintenance ServicesAward noticeNAICS 811210West Virginia1605C4-26-R-00028
Awarded to Eaton Corporation for $49,544
Posted Sep 32 publications - MSHA - MX6 Gas Detector PartsAward noticeSmall businessNAICS 334516Pennsylvania1605C4-26-R-00027
Awarded to Safeware Inc. for $52,463
Posted Sep 12 publications - Triadelphia - B9 Piping ProjectSolicitationSmall businessNAICS 236220West Virginia1605C4-26-P-00032
Awarded to Tier 1 Management LLC
Posted Aug 274 publications - MSHA - A&CC B-4 Horiba PM-CalibrationJustificationNAICS 811210West Virginia1605C4-26-Q-00086
Awarded to Horiba Instruments Incorporated
Posted Aug 20 - Triadelphia - B2 HVAC ReplacementAward noticeSmall businessNAICS 238220West Virginia1605C4-26-R-00019
Awarded to Green World Contracting Corp. for $103,564
Posted Aug 112 publications - A&CC Asphalt & SealingAward noticeSmall businessNAICS 238220West Virginia1605C4-26-R-00018
Awarded to Grainger Contracting and Services, LLC for $221,923
Posted Aug 64 publications - Electrical Wiring and Conduit ReplacementAward noticeSmall businessNAICS 238210West Virginia1605C4-26-R-00022
Awarded to Dauntless Electrical Contractors Corp. for $42,500
Posted Aug 63 publications
Notice types
- Award notices8
- Solicitations8 (1 open)
- Combined synopses and solicitations6
- Justifications1
Set-asides
- Small business18 (1 open)
Place of performance
- West Virginia15
- Pennsylvania6
- District of Columbia2 (1 open)
- Product and service codes
- R408 Program Management/Support ServicesZ2JZ Repair Or Alteration Of Miscellaneous BuildingsC1AA Architect And Engineering- Construction: Office Buildings4240 Safety and Rescue Equipment6640 Laboratory Equipment and SuppliesR710 Financial Services (includes credit card services and any other financial services. See revision to description for code R703 above)
- Awards seen
- June 17, 2026 to September 10, 2026
- Data as of
- September 16, 2026