Vendor, Arlington, VA
S C & a Inc.
UEI FD83JSMSL9K1, CAGE 0ZTK2
53 awards and $34,115,634 obligated between January 7, 2026 and September 4, 2026, 81% under full and open competition, against 122.5 offers on average where reported. 6 of the awards trace back to a SAM.gov solicitation on this site.
Sells to
Awarding agencies by dollars.
Industries
NAICS on the awards, by dollars.
| Environmental Consulting ServicesNAICS 541620 | $28,468,443 |
| Engineering ServicesNAICS 541330 | $5,616,069 |
| Other Scientific and Technical Consulting ServicesNAICS 541690 | $36,508 |
| Remediation ServicesNAICS 562910 | $0 |
| Administrative Management and General Management Consulting ServicesNAICS 541611 | -$5,387 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 43 |
| Full and Open Competition After Exclusion of Sources | 10 |
| Small Business Set Aside - Total | 9 |
| BPA Call | 32 |
| Delivery Order | 8 |
| Definitive Contract | 2 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- Technical Support Services for National Environmental Policy Act (NEPA) compliance associated with a new Site-Wide Environmental Assessment (SWEA)
Department of Energy, NNSA NON-MO Cntrctng Ops Div
SolicitationNAICS 54162089233126QNA000465Awarded to S C & a Inc.
Posted Jun 46 publications
Awards
Every award in the window, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| 68HERC24F0515BPA Call, January 13, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | R499- Tackling Emerging Contaminants (Tec) Water Technical Assistance (Waterta) P00004: Change Co and Remove CSNAICS 541620, PSC R499 | $18,367,749 |
| 68HERH25F0091BPA Call, May 1, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | The Purpose of This Modification Is to Exercise Option Period 1 and Add Funding.NAICS 541620, PSC R499 | $6,000,000 |
| 70FA5023F00000130Delivery Order, January 21, 2026, Full and Open Competition After Exclusion of Sources, 2 offers | National Continuity SectionFederal Emergency Management Agency | The Purpose of This Modification Is to Exercise Option Period 3 and Assign Maurice Minnis as the Cor and Cherita Brown as the Alternate Cor.NAICS 541330, PSC R499 | $2,933,629 |
| 75D30124F19451Delivery Order, June 8, 2026, Full and Open Competition After Exclusion of Sources, 1 offers | CDC Office of Acquisition ServicesCenters for Disease Control and Prevention | Abrwh Technical Support ServicesNAICS 541330, PSC R499 | $2,682,441 |
| 68HERC24F0356BPA Call, January 9, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Support LSLR and Ec Activities for Tribes in Region 5 P00005 Is to Make Administrative ChangesNAICS 541620, PSC R499 | $1,550,000 |
| 68HERH21F0320BPA Call, January 13, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | F115: Provide Maintenance and Repair of Radnet Fixed Air Radiation Monitoring Systems P00027: the Purpose of This Modification Is to De-ObliNAICS 541620, PSC F115 | $1,529,013 |
| 89303323FEM000031BPA Call, April 30, 2026, Full and Open Competition | Em-Environmental MGMT Con Bus CTRDepartment of Energy | West Valley Demonstration Project (Wvdp) Supplemental Environmental Impact Statement (Seis)NAICS 541620, PSC B510 | $739,727 |
| 89233126FNA000228BPA Call, July 8, 2026, Full and Open CompetitionSolicitation | NNSA NON-MO Cntrctng Ops DivDepartment of Energy | Technical Support Services for Initiating a New Site-Wide Environmental Assessment (Swea) Process for National Environmental Policy Act (NepNAICS 541620, PSC B510 | $523,995 |
| 68HERH23F0134BPA Call, January 28, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Earth Mission Support "executive Support for the Office of Air and Radiation Supplemental Funding Implementation" P00014: the Purpose of ThiNAICS 541620, PSC R499 | $269,756 |
| 68HERH25F0198BPA Call, March 19, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Technical Support for Continuing Compliance of the Waste Isolation Pilot Plant P00005: Exercise Option Period 1NAICS 541620, PSC R499 | $198,000 |
| 68HERH25F0298BPA Call, January 7, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Earth Mission Support - Technical Support - Radnet Air Radiation Monitoring Program P00002 - Add Incremental Funding to Base PeriodNAICS 541620, PSC F115 | $178,000 |
| 68HE0326F0094Delivery Order, June 29, 2026, Full and Open Competition After Exclusion of Sources | Region 3 Contracting OfficeEnvironmental Protection Agency | Task Order: 01 This Task Order Provides Technical, Analytical, Administrative, and Field Support Services to EPA for Regulatory Oversight, DNAICS 541620, PSC F999 | $158,768 |
| 31310025F0013Delivery Order, January 8, 2026, Full and Open Competition | Nuclear Regulatory CommissionNuclear Regulatory Commission | To Provide Technical Assistance with the Development of the Environmental Assessment for the License Renewal Application of the Crownpoint INAICS 541690, PSC B510 | $150,000 |
| 68HERL26F0029BPA Call, February 20, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Transuranic Waste Characterization and Quality Assurance Support Mod 1 - Correction for Cor/Alt CorNAICS 541620, PSC R499 | $140,956 |
| 68HERH24F0174BPA Call, May 14, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Earth: Indian General Assistance Program (Gap) Academy the Purpose of This Modification Is to Exercise Option Year II and Add $100,000 in FuNAICS 541620, PSC R499 | $100,000 |
| 31310024C0028Definitive Contract, February 13, 2026, Full and Open Competition, 1 offers | Nuclear Regulatory CommissionNuclear Regulatory Commission | The Objective of This Contract/Order Is to Provide Guidance on a Priori Calculation of Scan MDC Method for Continuously Collected Data (I.E.NAICS 541620, PSC B528 | $81,166 |
| 68HE0926D0007February 3, 2026, Full and Open Competition After Exclusion of Sources, 6 offers | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of the Repa Contracts Is to Provide Technical Support Services Primarily for the EPA Region Identified in the Contract, But withNAICS 541620, PSC F999 | $25,000 |
| 68HERH24F0437BPA Call, January 23, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | P00004: the Purpose of This Modification Is to Add Michael Moeller as Alt. CorNAICS 541620, PSC F999 | $17,799 |
| 70Z02325FREG10004BPA Call, June 4, 2026, Full and Open Competition | HQ Contract Operations (CG-912)(000U.S. Coast Guard | BPA Call Order for National Environmental Policy Act (Nepa) Technical Support Services, Pop: 09/25/2025- 09/24/2026.NAICS 541620, PSC F110 | $11,000 |
| 140D0422F0180BPA Call, March 9, 2026, Full and Open Competition, 1 offers | Ibc Acq SVCS DirectorateDepartmental Offices | BPA Order #8 - Support for the Clean Air Act Advisory Committee (Caaac) and Annual Clean Air Excellence Awards (Caea) ProgramsNAICS 541620, PSC B510 | $0 |
| 68HERC24F0539BPA Call, May 26, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Drinking Water and Wastewater Technical Assistance to Tribes and Alaskan Native Villages Region 10 - Geographic Area I Support LSLR and Ec ANAICS 541620, PSC R499 | $0 |
| 68HERL26F0027BPA Call, February 19, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Mod: 0001 - Cor Change Tocor: Joanna GmyrNAICS 541620, PSC F999 | $0 |
| 89233122FNA400485Delivery Order, February 12, 2026, Full and Open Competition, 2 offers | NNSA NON-MO Cntrctng Ops DivDepartment of Energy | Provide Personnel and Resources to Support Preparation of a Site Wide Eis (Sweis) Analysis for Continued Operations and Projected Programs aNAICS 541620, PSC F115 | $0 |
| 140L0623D0005March 24, 2026, Full and Open Competition After Exclusion of Sources, 17 offers | National Operations CenterBureau of Land Management | Federal Orphaned Well Program - Support Services IDIQ Modification 4 - Bot ModNAICS 541620, PSC F999 | $0 |
| 31310020D0009February 6, 2026, Full and Open Competition, 3 offers | Nuclear Regulatory CommissionNuclear Regulatory Commission | Technical Assistance in Support of NRCS Rulemakings, Licensing and Regulatory Actions for Materials and Waste, and Environmental Reviews forNAICS 541690, PSC R425 | $0 |
| 47QRAA20D002WMarch 5, 2026, Full and Open Competition, 999 offers | Gsa/Fas/Pshc/Prof SRVCS Sched-PssFederal Acquisition Service | Federal Supply Schedule ContractNAICS 541620, PSC F999 | $0 |
| 47QRCA25DS443February 5, 2026, Full and Open Competition After Exclusion of Sources, 999 offers | Gsa/Fas/Pshc/Oasis PlusFederal Acquisition Service | One Acquisition Solution for Integrated Services Plus (Oasis+) Small Business Multiple Agency Contract (Mac)NAICS 562910, PSC R499 | $0 |
| 68HERC20D0012March 6, 2026, Full and Open Competition After Exclusion of Sources, 21 offers | Water, Tribal & Science DivisionEnvironmental Protection Agency | F115 - Technical and Administrative Support for the U.S. Epa'S National Water Program.NAICS 541620, PSC F115 | $0 |
| 68HERD21A0003April 1, 2026, Full and Open Competition, 1 offers | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Nata & RTR Program P00010: the Purpose of This Bilateral Modification Is to Extend the Pop 6 Months Under 52.217-8.NAICS 541620, PSC F999 | $0 |
| 68HERH23D0008January 29, 2026, Full and Open Competition After Exclusion of Sources, 4 offers | Water, Tribal & Science DivisionEnvironmental Protection Agency | Technical Support for Strategic Environmental Management Approaches by EPA P00003: the Purpose of This Mod Is to Update the Contracting OffiNAICS 541620, PSC R499 | $0 |
| 70Z02324AREG10001September 4, 2026, Full and Open Competition, 1 offers | HQ Contract Operations (CG-912)(000U.S. Coast Guard | BPA for Nepa Support and Environmental Technical Services for the Pacific and Atlantic Fairways Rulemaking. - Pop: 24 Sep 2025 - 23 Sep 2026NAICS 541620, PSC F110 | $0 |
| 83310123AH027August 31, 2026, Full and Open Competition, 13 offers | Export Import Bank of USExport-Import Bank of the United States | 3RD BPA Annual Review3rdNAICS 541620, PSC F999 | $0 |
| 89233122ANA000015June 11, 2026, Full and Open Competition, 10 offers | NNSA NON-MO Cntrctng Ops DivDepartment of Energy | National Nuclear Security Administration Technical, Engineering, and Programmatic Services (Teps) III Bpa. Update Terms and Conditions.NAICS 541620, PSC R499 | $0 |
| 68HERH23F0040BPA Call, March 4, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | The Purpose of This Modification Is to Add Funding to Cover Trailing Invoices Tocor: Ned ShappleyNAICS 541620, PSC F999 | -$12 |
| 68HERH22F0206BPA Call, March 4, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Funding for Sca Contract 68herd21a0005 for New Task Order - Nox Emission Control Technology Installation Timing for NON-EGU Sources Tocor: LNAICS 541620, PSC F999 | -$17 |
| 89303023FGC000010BPA Call, July 20, 2026, Full and Open Competition | Headquarters Procurement ServicesDepartment of Energy | The Purpose of This Modification Is to De-Obligate Funding from Clin 00001 in the Amount of $91.87.NAICS 541620, PSC B510 | -$92 |
| 75N96021F00003Delivery Order, May 14, 2026, Full and Open Competition After Exclusion of Sources | National Institute of Health NiehsNational Institutes of Health | To Administratively De-Obligate Unexpended and Expiring Fiscal Year 2021 Funding in Accordance with 31 U.S.C. Section 1552 (A), in PreparatiNAICS 541611, PSC R429 | -$5,387 |
| 68HERH21F0312BPA Call, March 10, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | The Purpose of This Modification Is to Deobligate Excess Funds and Close Out the Call OrderNAICS 541620, PSC F999 | -$12,318 |
| 68HERH24F0404BPA Call, February 23, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | New Task Order - for GHG Cems Measurement Accuracy Mod 1 - Deobligation/Close Out Tocor: Kim GarnettNAICS 541620, PSC F999 | -$15,818 |
| 68HERH22F0106BPA Call, February 25, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Technical Support for Transport for the 2015 Ozone Naaqs Mod 12 - Deobligation of $17,301.95 Tocor: Gwyndolyn Sofka Alt Cor: Paige WantlinNAICS 541620, PSC F999 | -$17,302 |
| 68HERC24F0176BPA Call, February 17, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | B528-Bpa 68herc20a0005-Regulatory, Analytical, and Evaluation Support Services for Radiation Protection Programs. Call Order - Developing GeNAICS 541620, PSC B528 | -$19,653 |
| 68HERH23F0118BPA Call, February 25, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Mod 8: Deobligation of $26,461.24 and Close Out ContractNAICS 541620, PSC F999 | -$26,461 |
| 68HERH23F0362BPA Call, February 19, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | This Modification Deobligates Excess Funds Sca Contract 68herd21a0005 for New Task Order - Revision to EPA Method 325A/B Tocor: Ned ShappleyNAICS 541620, PSC F999 | -$29,958 |
| 68HERH24F0230BPA Call, February 26, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Mod 4 -Deobligation of $53,224.44 and Close Out ContractNAICS 541620, PSC F999 | -$53,224 |
| EPD14033Definitive Contract, June 16, 2026, Full and Open Competition After Exclusion of Sources, 2 offers | Water, Tribal & Science DivisionEnvironmental Protection Agency | (Sbsa) Analytical Support Services for Air & Radiation ProgramsNAICS 541620, PSC B510 | -$56,150 |
| 31310024F0158Delivery Order, July 30, 2026, Full and Open Competition | Nuclear Regulatory CommissionNuclear Regulatory Commission | Revision of NRC Replacement Energy Costs Estimates for Nuclear Power PlantNAICS 541690, PSC B505 | -$56,295 |
| 68HERH24F0225BPA Call, March 3, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Mod 2 - Is to Add the Following Description: Option Year 1 (Clin 1001 - 1003) Totaling $49,487.00 in Value Will Not Be Exercised in AccordanNAICS 541620, PSC F999 | -$56,808 |
| 31310020F0107Delivery Order, April 13, 2026, Full and Open Competition | Nuclear Regulatory CommissionNuclear Regulatory Commission | Technical Assistance for the Nepa and Nhpa Section 106 Reviews Regarding Oglala Sioux Tribe Sites of Significance for the Crow Butte Isr LicNAICS 541690, PSC R425 | -$57,198 |
| 68HERC25F0114BPA Call, February 17, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | B528-Continued Technical Support for Evaluating Environmental Consequences of Facilities Involved in IN-SITU Recovery of Uranium P00003 - DeNAICS 541620, PSC B528 | -$92,578 |
| 68HERH23F0088BPA Call, February 23, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Mod 10 - Replacing the Cor from Pam Long to Lena Epps-Price Poc: Kimberly Keith-Thompson Tocor: Lena Epps-Price Modification 11 De-ObligatioNAICS 541620, PSC F999 | -$109,871 |
| 68HERH24F0270BPA Call, February 26, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Mod 0004 - Deobligation and Close Out the ContractNAICS 541620, PSC F999 | -$135,947 |
| 68HERH24F0147BPA Call, February 19, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | P00007: Incremental Fund Option Period I Labor Tocor: Kim GarnettNAICS 541620, PSC R499 | -$319,836 |
| 68HERC24F0407BPA Call, January 9, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | P00008 Is to Make Administrative Changes Support LSLR and Ec Activities for Tribes in Regions 1, 2, 3, and 4NAICS 541620, PSC R499 | -$476,442 |
- Places of performance
- VirginiaNorth CarolinaDistrict of ColumbiaAlabamaNew JerseyOhioPennsylvaniaMaryland
- Product and service codes
- R499 Other Professional ServicesF115 Environmental Systems Protection- Environmental Consulting And Legal SupportB510 Environmental Studies and AssessmentsF110 Development of Environmental Impact Statements and AssessmentsR429 Support- Professional: Emergency Response/Disaster Planning/Preparedness SupportB528 Regulatory Studies
- Transactions
- 114 across 53 awards