Vendor, Miamisburg, OH
LJB Inc.
UEI SU21EFZDJ656, CAGE 1KPW3
21 awards and $679,965 obligated between January 1, 2024 and July 23, 2026, 100% under full and open competition, against 453.0 offers on average where reported. 3 of the awards trace back to a SAM.gov solicitation on this site.
Sells to
Awarding agencies by dollars.
| Smithsonian Institution | $432,935 |
| Washington Headquarters Services | $222,030 |
| Department of the Navy | $24,500 |
| Missile Defense Agency | $500 |
| Federal Acquisition Service | $0 |
| Public Buildings Service | $0 |
Industries
NAICS on the awards, by dollars.
| Engineering ServicesNAICS 541330 | $457,435 |
| Commercial and Institutional Building ConstructionNAICS 236220 | $140,630 |
| All Other Specialty Trade ContractorsNAICS 238990 | $81,400 |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)NAICS 541715 | $500 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 20 |
| Delivery Order | 15 |
Hear when LJB Inc. wins an award and when a contract it holds is about to end.Follow it
Contracts ending soon
Contracts LJB Inc. holds whose performance ends in the next 19 months, by published end date. Each one is a recompete to prepare for.
- Ending
- 4
- Obligated so far
- $324,260
- Soonest
- April 30, 2027
The 4 contracts, the office behind each one and the dates are in the workspace. See them
Competes with
Vendors selling engineering services to Smithsonian Institution, by dollars.
| GHD Inc.Chantilly, VA | $666,559 |
| Wolf Josey Landscape Architects, PLLCCharlottesville, VA | $178,280 |
| LJB Engineering Professional CorporationMiamisburg, OH | $152,130 |
| Sustainable Science LLCDenton, MD | $98,300 |
| Alberti'S Window, LLCBedford, MA | $32,600 |
| Courtney WatsonCrandall, TX | $28,800 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- Roof Fall Protection Systems Services
Washington Headquarters Services (Whs), Washington Headquarters Services
SolicitationNAICS 236220Washington, DCHQ003426RE004Awarded to LJB Inc.
Posted Dec 18, 20253 publications
Awards
Every award in the window, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| 33330226FF0010177Delivery Order, April 14, 2026, Full and Open Competition | Smithsonian InstitutionSmithsonian Institution | PN #26703 - Design & Installation of Rolling Gantry on Nmah Roof.NAICS 541330, PSC C1JA | $128,800 |
| 33330226FF0010290Delivery Order, July 16, 2026, Full and Open Competition | Smithsonian InstitutionSmithsonian Institution | Service, Fy 2026 Certification for Fall Protection.NAICS 541330, PSC C1JA | $108,675 |
| 33330225FF0010280Delivery Order, June 6, 2025, Full and Open Competition | Smithsonian InstitutionSmithsonian Institution | Service, FY-25 Certification for Fall Protection.NAICS 541330, PSC C1JA | $103,500 |
| 33330224FF0010262Delivery Order, June 6, 2024, Full and Open Competition | Smithsonian InstitutionSmithsonian Institution | Service, Install Fall Protection System Over Grand Salon at Renwick.NAICS 541330, PSC C1JA | $99,000 |
| HQ003426FE145Delivery Order, April 23, 2026, Full and Open CompetitionSolicitation | Washington Headquarters ServicesWashington Headquarters Services | Roof Fall Protection ServicesNAICS 236220, PSC H956 | $88,700 |
| HQ003424F0381Delivery Order, July 11, 2024, Full and Open Competition | Washington Headquarters ServicesWashington Headquarters Services | Annual Inspection for the Fall Roof Trolley at the PentagonNAICS 238990, PSC H342 | $81,400 |
| HQ003425FE526Delivery Order, September 26, 2025, Full and Open Competition | Washington Headquarters ServicesWashington Headquarters Services | Roof Fall Protection System ServicesNAICS 238990, PSC Z1AA | $81,400 |
| HQ003426FE226Delivery Order, May 7, 2026, Full and Open Competition | Washington Headquarters ServicesWashington Headquarters Services | Roof Fall Protection ServicesNAICS 236220, PSC Z1AA | $51,930 |
| N5523625F0580Delivery Order, September 16, 2025, Full and Open Competition, 2 offers | Southwest Regional Maint CenterDepartment of the Navy | SWRMC Code 410A - Code 106AB Competent Person Fall Protection TrainingNAICS 541330, PSC U006 | $24,500 |
| HQ085926FG453Delivery Order, January 16, 2026, Full and Open Competition, 999 offers | Missile Defense Agency (Mda)Missile Defense Agency | Scalable Homeland Innovative Enterprise Layered Defense (Shield) Initial Order.NAICS 541715, PSC AC13 | $500 |
| HQ003422F0221Delivery Order, February 23, 2024, Full and Open Competition | Washington Headquarters ServicesWashington Headquarters Services | Annual Inspection for the Roof Fall Protection at the PentagonNAICS 238990, PSC H342 | $0 |
| HQ003423F0507Delivery Order, February 23, 2024, Full and Open Competition | Washington Headquarters ServicesWashington Headquarters Services | Roof Fall Protection SystemNAICS 238990, PSC H956 | $0 |
| N0017821F9183Delivery Order, January 1, 2024, Full and Open Competition, 1 offers | NSWC DahlgrenDepartment of the Navy | Seaport NXG Minimum Obligation Task OrderNAICS 541330, PSC R499 | $0 |
| 47PB0123A0004January 18, 2024 | PBS R1 National Contracts TeamPublic Buildings Service | Modified to Incorporate Into the Contract the Clause FAR 52.204-30 - Alternate I, Federal Acquisition Supply Chain Security Act Orders-ProhiNAICS 541330, PSC R499 | $0 |
| GS00F049CAJanuary 16, 2024, Full and Open Competition, 999 offers | Gsa/Fas/Pshc/Prof SRVCS Sched-PssFederal Acquisition Service | Federal Supply Schedule ContractNAICS 541330, PSC F999 | $0 |
| HQ003420D0013July 9, 2024, Full and Open Competition, 3 offers | Washington Headquarters ServicesWashington Headquarters Services | Roof Fall Protection at the PentagonNAICS 238990, PSC H956 | $0 |
| HQ003426DE010March 25, 2026, Full and Open Competition, 1 offersSolicitation | Washington Headquarters ServicesWashington Headquarters Services | This Requirement Is for Roof Fall Protection Services to Include Inspection, Repairs, and Certification for the Various Pentagon Fall ProtecNAICS 236220, PSC H956 | $0 |
| HQ085926DF329January 15, 2026, Full and Open Competition, 999 offers | Missile Defense Agency (Mda)Missile Defense Agency | The Contractor Shall Provide All Necessary Materials, Labor, Equipment and Facilities Incidental to the Performance of This Requirement in ANAICS 541715, PSC AC13 | $0 |
| N0017821D9183January 4, 2024, Full and Open Competition, 620 offers | NSWC DahlgrenDepartment of the Navy | Seaport-NxgNAICS 541330, PSC R499 | $0 |
| 33330222FF0010359Delivery Order, April 4, 2024, Full and Open Competition | Smithsonian InstitutionSmithsonian Institution | Service, FY-22 Certification of Si Fall Protection Equipment.NAICS 541330, PSC C1JA | -$7,040 |
| HQ003423F0303Delivery Order, August 20, 2025, Full and Open Competition | Washington Headquarters ServicesWashington Headquarters Services | Annual Inspection and Annual Certification (OY3)NAICS 238990, PSC H342 | -$81,400 |
- Places of performance
- District of ColumbiaCaliforniaAlabamaOhio
- Product and service codes
- C1JA Architect And Engineering- Construction: Museums And Exhibition BuildingsZ1AA Maintenance Of Office BuildingsH956 Other Quality Control, Testing and Inspection Services: Construction and Building MaterialsU006 Vocational/TechnicalAC13 National Defense R&D Services; Department Of Defense - Military; Experimental DevelopmentF999 Other Environmental Services, Studies, and Analytical Support
- Transactions
- 54 across 21 awards