Vendor, Portsmouth, VA, part of Epsilon Systems Solutions, Inc.
Epsilon Systems Solutions Inc.
UEI T1GVZ5Z6K5L4, CAGE 1SWQ1
434 awards and $335,513,637 obligated between January 3, 2024 and June 5, 2026, 59% under full and open competition, against 2.9 offers on average where reported. 213 of the awards trace back to a SAM.gov solicitation on this site.
Sells to
Awarding agencies by dollars.
| Department of the Navy | $335,661,574 |
| Department of the Army | $0 |
| Defense Contract Management Agency | -$147,937 |
Industries
NAICS on the awards, by dollars.
| Ship Building and RepairingNAICS 336611 | $330,592,700 |
| Industrial Valve ManufacturingNAICS 332911 | $1,849,372 |
| Other Aircraft Parts and Auxiliary Equipment ManufacturingNAICS 336413 | $1,786,692 |
| All Other Miscellaneous Fabricated Metal Product ManufacturingNAICS 332999 | $645,649 |
| Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and MaintenanceNAICS 811310 | $431,568 |
| All Other Miscellaneous Electrical Equipment and Component ManufacturingNAICS 335999 | $147,651 |
| Machine ShopsNAICS 332710 | $57,505 |
| Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument ManufacturingNAICS 334511 | $2,500 |
| Other Support Activities for Water TransportationNAICS 488390 | $0 |
| Engineering ServicesNAICS 541330 | $0 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 254 |
| Full and Open Competition After Exclusion of Sources | 148 |
| Competed Under SAP | 29 |
| Not Available for Competition | 1 |
| Small Business Set Aside - Total | 33 |
| Small Business Set Aside - Partial | 1 |
| Delivery Order | 361 |
| Purchase Order | 29 |
| Definitive Contract | 6 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- Exception to Fair Opportunity USS TULSA OCONUS EM
Department of the Navy, NAVSUP FLT Log CTR Yokosuka
JustificationPartial small businessNAICS 336611JA260085Awarded to Epsilon Systems Solutions Inc. for $1,676,254,588
Posted Aug 268 publications - USS STOCKDALE (DDG-106) FY26 CMAV S001_1 Air Conditioning Plant Class B Overhaul; accomplish
Department of the Navy, Southwest Regional Maint Center
JustificationNAICS 336611San Diego, CAN5523626F5025_A00001Awarded to Epsilon Systems Solutions Inc.
Posted May 122 publications - VALVE,ACTUATOR ASSY, IN REPAIR/MODIFICATION OF
Department of the Navy, NAVSUP Weapon Systems Support Mech
SolicitationNAICS 332919Portsmouth, VAN0010425QZA13Awarded to Epsilon Systems Solutions Inc.
Posted Mar 227 publications - VALVE AND ACTUATOR - AND SIMILAR REPLACEMENT PARTS, IN REPAIR/MODIFICATION OF
Department of the Navy, NAVSUP Weapon Systems Support Mech
SolicitationNAICS 332919Portsmouth, VAN0010425QZD69Awarded to Epsilon Systems Solutions Inc.
Posted Feb 910 publications - VALVE,BALL, IN REPAIR/MODIFICATION OF
Department of the Navy, NAVSUP Weapon Systems Support Mech
SolicitationNAICS 332919Portsmouth, VAN0010425QZC91Awarded to Epsilon Systems Solutions Inc.
Posted Jan 1911 publications - VALVE,BALL, IN REPAIR/MODIFICATION OF
Department of the Navy, NAVSUP Weapon Systems Support Mech
SolicitationNAICS 332919Portsmouth, VAN0010425QZD68Awarded to Epsilon Systems Solutions Inc.
Posted Jan 1911 publications - VALVE,BALL - AND OTHER REPLACEMENT PARTS, IN REPAIR/MODIFICATION OF
Department of the Navy, NAVSUP Weapon Systems Support Mech
SolicitationNAICS 332919Portsmouth, VAN0010425QZD79Awarded to Epsilon Systems Solutions Inc.
Posted Jan 612 publications - USS STETHEM (DDG-63) Tank Top Plating Replacement
Department of the Navy, Southwest Regional Maint Center
JustificationNAICS 336611San Diego, CAN5523625F5025_A00030Awarded to Epsilon Systems Solutions Inc.
Posted Dec 22, 20258 publications - VALVE ASSEMBLY, IN REPAIR/MODIFICATION OF
Department of the Navy, NAVSUP Weapon Systems Support Mech
SolicitationNAICS 332919Portsmouth, VAN0010425QZC90Awarded to Epsilon Systems Solutions Inc.
Posted Nov 25, 20259 publications - VALVE,BALL, IN REPAIR/MODIFICATION OF
Department of the Navy, NAVSUP Weapon Systems Support Mech
SolicitationNAICS 332919Portsmouth, VAN0010425QZB58Awarded to Epsilon Systems Solutions Inc.
Posted Sep 4, 202510 publications - Indefinite Delivery Indefinite Quantity (IDIQ) Multiple Award Contract (MAC) for Outsourcing Work from Chief of Naval Operations (CNO) Availabilities on Fast Attack Submarines
Department of the Navy, NAVSEA HQ
Award noticePartial small businessNAICS 336611N0002425D4332Awarded to Epsilon Systems Solutions Inc. for $1,906,010,000
Posted Sep 3, 2025 - VALVE AND ACTUATOR, IN REPAIR/MODIFICATION OF
Department of the Navy, NAVSUP Weapon Systems Support Mech
SolicitationNAICS 332919Portsmouth, VAN0010425QZC21Awarded to Epsilon Systems Solutions Inc.
Posted Jul 8, 20256 publications
Awards
The 34 largest of 434 awards, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| N5523623F8385Delivery Order, August 20, 2024, Full and Open Competition, 2 offers | Southwest Regional Maint CenterDepartment of the Navy | C460C Deobligate Unused Funding from Sclin 0007aa/Aa for the Uss Kansas City FY23 Cmav S002NAICS 336611, PSC J999 | -$10,742 |
| N6449823F3060Delivery Order, February 27, 2024, Full and Open Competition, 2 offers | NSWC Philadelphia DivDepartment of the Navy | Provide Technical Services to Assist in Assessments of the CVN 68 Class Catapult Go/No-Go Indicating System, Ecsccs, and All Associated SafeNAICS 336611, PSC R425 | -$11,126 |
| N6449822F3068Delivery Order, April 10, 2025, Full and Open Competition, 2 offers | NSWC Philadelphia DivDepartment of the Navy | Ses Grooms: LPD 19 Smoke Ejection System (Ses) RepairsNAICS 336611, PSC R425 | -$12,807 |
| N5523622F8353Delivery Order, August 20, 2024, Full and Open Competition, 3 offers | Southwest Regional Maint CenterDepartment of the Navy | C460C Deobligate Remaining Funding Balance for Sclin 0007aa/Aa on Uss Oakland (LCS-24)NAICS 336611, PSC J999 | -$15,575 |
| N5523623F8380Delivery Order, August 23, 2024, Full and Open Competition, 2 offers | Southwest Regional Maint CenterDepartment of the Navy | C460c_modification to Deobligate Remaining Funding Balance for Travel Sclins 0007aa/Aa and 0007ab/AcNAICS 336611, PSC J999 | -$17,087 |
| N6449819F4314Delivery Order, July 1, 2024, Full and Open Competition After Exclusion of Sources, 1 offers | NSWC Philadelphia DivDepartment of the Navy | Deobligating Cancelling/Excess FundsNAICS 336611, PSC R425 | -$17,882 |
| N6449820FBB02Delivery Order, April 1, 2025, Full and Open Competition, 6 offers | NSWC Philadelphia DivDepartment of the Navy | Mod 3 Bilateral DeobNAICS 336611, PSC R425 | -$18,301 |
| N6449818FBB18Delivery Order, July 1, 2024, Full and Open Competition, 2 offers | NSWC Philadelphia DivDepartment of the Navy | Deobligating Cancelling/Excess FundsNAICS 336611, PSC R425 | -$19,475 |
| N5523624F5011Delivery Order, January 9, 2024, Full and Open Competition After Exclusion of Sources, 7 offers | Southwest Regional Maint CenterDepartment of the Navy | C460a_uss Fitzgerald FY24 Cmav S001 Mod A00001 Schedule Change Reference/Gfm Change.NAICS 336611, PSC J999 | -$23,097 |
| N6449818FBB21Delivery Order, April 10, 2025, Full and Open Competition, 4 offers | NSWC Philadelphia DivDepartment of the Navy | Mod 5 Bilateral DeobNAICS 336611, PSC R425 | -$23,793 |
| N6449819FFF20Delivery Order, July 1, 2024, Full and Open Competition, 4 offers | NSWC Philadelphia DivDepartment of the Navy | Deobligation of Cancelling/Excess FundsNAICS 336611, PSC R425 | -$28,069 |
| N5523623F8406Delivery Order, August 20, 2024, Full and Open Competition, 3 offers | Southwest Regional Maint CenterDepartment of the Navy | C460C Deobligate Unused Funding from Sclin 0007aa/Aa for the Uss Montgomery FY23 U001.NAICS 336611, PSC J999 | -$29,650 |
| N5523623F8394Delivery Order, August 23, 2024, Full and Open Competition, 3 offers | Southwest Regional Maint CenterDepartment of the Navy | C460C Deobligate Unused Funding Balance from Sclin 0007AA for Uss Gabrielle Giffords FY23 U001NAICS 336611, PSC J999 | -$31,124 |
| N6449822F3178Delivery Order, May 7, 2025, Full and Open Competition, 2 offers | NSWC Philadelphia DivDepartment of the Navy | Main Reduction Gear Lube Oil Pressure Control System (Mrglopcs) on Uss Portland (Lpd 27)NAICS 336611, PSC R425 | -$38,620 |
| N6449819FBB32Delivery Order, July 1, 2024, Full and Open Competition, 2 offers | NSWC Philadelphia DivDepartment of the Navy | Deobligation of Excess/Cancelling FundsNAICS 336611, PSC R425 | -$40,940 |
| N6449818FBB46Delivery Order, April 9, 2026, Full and Open Competition, 3 offers | DCMA SoutheastDefense Contract Management Agency | Mod Reduces Contract Value and Obligation. Engineering and Technical ServicesNAICS 336611, PSC R425 | -$41,123 |
| N6833521F0520Delivery Order, September 25, 2024, Full and Open Competition After Exclusion of Sources, 2 offers | NAVAIR Warfare CTR Aircraft DivDepartment of the Navy | De-Obligate Funding from Clin 0005, in Accordance with PR # 133946771-00009 and Clins 0012 and 0013, in Accordance with PR #1300966695-0008.NAICS 336611, PSC N066 | -$45,743 |
| N6449819FFF41Delivery Order, July 1, 2024, Full and Open Competition, 3 offers | NSWC Philadelphia DivDepartment of the Navy | Deobligating Cancelling / Excess FundsNAICS 336611, PSC R425 | -$51,994 |
| 0007Delivery Order, April 1, 2024, Full and Open Competition After Exclusion of Sources, 3 offers | NAVAIR Warfare CTR Aircraft DivDepartment of the Navy | De-Obligation ModNAICS 336611, PSC N066 | -$52,742 |
| N4002722F0074Delivery Order, April 24, 2024, Full and Open Competition, 1 offers | Southeast Regional Maint CenterDepartment of the Navy | Base Work Package Serm-060-22. P00002 Descopes Remaining Unused Travel Funds.NAICS 336611, PSC J998 | -$57,022 |
| N6833519F0136Delivery Order, March 25, 2024, Full and Open Competition After Exclusion of Sources, 1 offers | NAVAIR Warfare CTR Aircraft DivDepartment of the Navy | The Purpose of This Modification Is to Provide Funding to Slins for 0004AK and 0006AK for the Execution of the T-1A Fuel Cabinet Upgrade InsNAICS 336611, PSC N066 | -$62,620 |
| N5005423FC049Delivery Order, February 14, 2024, Full and Open Competition After Exclusion of Sources, 6 offers | Mid Atlantic Reg Maint CTRDepartment of the Navy | Uss Forrest Sherman A3A3 Cmav Mod 3NAICS 336611, PSC J998 | -$70,470 |
| N6833517F0037Delivery Order, May 16, 2024, Full and Open Competition After Exclusion of Sources, 2 offers | NAVAIR Warfare CTR Aircraft DivDepartment of the Navy | De-Obligation ModNAICS 336611, PSC N066 | -$75,615 |
| N5523624F5016Delivery Order, March 1, 2024, Full and Open Competition After Exclusion of Sources, 5 offers | Southwest Regional Maint CenterDepartment of the Navy | C460a_uss Momsen FY24 Cmav S001 DeletesNAICS 336611, PSC J999 | -$77,547 |
| N6833522F0349Delivery Order, January 18, 2024, Full and Open Competition After Exclusion of Sources, 4 offers | NAVAIR Warfare CTR Aircraft DivDepartment of the Navy | The Purpose of This Modification Is to Realign Funding for Condition Reports 016 & 017. All Other Terms and Conditions Remain Unchanged.NAICS 336611, PSC N066 | -$104,648 |
| N6449819FFF30Delivery Order, April 25, 2025, Full and Open Competition, 2 offers | DCMA SoutheastDefense Contract Management Agency | Incremental Funding in the Amount of $187,000.00NAICS 336611, PSC R425 | -$106,814 |
| N5523624F8435Delivery Order, February 21, 2024, Full and Open Competition, 3 offers | Southwest Regional Maint CenterDepartment of the Navy | C460C Uss Omaha (LCS-12) FY23 Cmav S005 Deobligate Loe.NAICS 336611, PSC J999 | -$122,383 |
| N4002722F0077Delivery Order, June 14, 2024, Full and Open Competition, 4 offers | Southeast Regional Maint CenterDepartment of the Navy | Uss Milwaukee (Lcs 5) Serm-Pres-22-0014 (Oconus Pmav)NAICS 336611, PSC J998 | -$139,739 |
| N4002723F0012Delivery Order, March 7, 2024, Full and Open Competition, 5 offers | Southeast Regional Maint CenterDepartment of the Navy | Uss Detroit (Lcs 7) Serm-Pres-23-0006 (Pmav) RCC 9G DetNAICS 336611, PSC J998 | -$200,673 |
| N4033924FF003Delivery Order, June 18, 2024, Full and Open Competition, 3 offers | NAVSUP FLC BahrainDepartment of the Navy | Completed LCS Planned Maintenance System (Pms) Requirements. Adjusted and De-Obligate Funds as Per Actuals.NAICS 336611, PSC J998 | -$256,516 |
| N6449822F3094Delivery Order, March 13, 2024, Full and Open Competition, 2 offers | NSWC Philadelphia DivDepartment of the Navy | LCS 11, 13, and 15 Installation Services for Sas 86864, 92006, 96123.NAICS 336611, PSC R425 | -$329,910 |
| N5523624F6036Delivery Order, January 24, 2024, Full and Open Competition, 3 offers | Southwest Regional Maint CenterDepartment of the Navy | C460B Uss San Diego Cmav S001 New Work, Descope, and Administrative ChangesNAICS 336611, PSC J999 | -$347,693 |
| N6833519F0444Delivery Order, January 16, 2024, Full and Open Competition After Exclusion of Sources, 1 offers | NAVAIR Warfare CTR Aircraft DivDepartment of the Navy | De-Obligate Funding in Accordance with PR # 1300934607-0003, 1300892024-0001, and 1300983733-0004.NAICS 336611, PSC N066 | -$357,720 |
| N4034524F8001Delivery Order, February 1, 2024, Full and Open Competition, 2 offers | NAVSUP FLT Log CTR Singapore OfficeDepartment of the Navy | OCONUS Pmav Execution for LCS 26NAICS 336611, PSC J999 | -$1,366,154 |
- Places of performance
- CaliforniaVirginiaFloridaHawaiiPennsylvaniaPuerto RicoWashingtonMaine
- Product and service codes
- J999 Non-nuclear Ship Repair (West) Ship repair (including overhauls and conversions) performed on. non-nuclear propelled and nonpropelled ships west of the 108th meridianJ998 Non-nuclear Ship Repair (East) Ship repair (including overhauls and conversions) performed on non-nuclear propelled and nonpropelled ships east of the 108th meridianR425 Engineering and Technical ServicesN066 Installation of Equipment: Instruments and Laboratory EquipmentN020 Installation of Equipment: Ship and Marine Equipment4820 Valves, Nonpowered
- Transactions
- 1,799 across 434 awards