LJB Engineering Professional Corporation
Miamisburg, OH
- UEI
- QBGESEAM3LS5
- CAGE
- 9QSW0
- Primary NAICS
- 541330 Engineering Services
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
-
- 236210 Industrial Building Construction
- 236220 Commercial and Institutional Building Construction
- 237110 Water and Sewer Line and Related Structures Construction
- 238910 Site Preparation Contractors
- 238990 All Other Specialty Trade Contractors
- 332323 Ornamental and Architectural Metal Work Manufacturing
- 531120 Lessors of Nonresidential Buildings (except Miniwarehouses)
- 541310 Architectural Services
Show all 18
- 541320 Landscape Architectural Services
- 541350 Building Inspection Services
- 541370 Surveying and Mapping (except Geophysical) Services
- 541611 Administrative Management and General Management Consulting Services
- 541620 Environmental Consulting Services
- 541690 Other Scientific and Technical Consulting Services
- 541990 All Other Professional, Scientific, and Technical Services
- 562910 Remediation Services
- 611430 Professional and Management Development Training
- 624230 Emergency and Other Relief Services
- SAM.gov registration date
- Physical address
- 2500 Newmark Dr, Miamisburg, OH 45342, USA
- Website
- ljbinc.com
- Founded
- 1966
- Employees
- 51-250
- Estimated annual revenue
- $10M-$50M
- Industry
-
- Industrials
- Capital Goods
- Construction & Engineering
- Civil Engineering
- SIC code
- 87 Engineering & Management Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $13,830 |
| FY2025 | $0 |
| FY2024 | $138,300 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Smithsonian Institution | $13,830 |
Contract awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| Final design and installation of fall protection on loading dock roof at the chdm, NY | Smithsonian Institution | $152,130 |
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| Substance LLC | 47PG0224F0011 | $47,355 |
Quick answers
Is LJB Engineering Professional Corporation registered in SAM.gov?
Yes. LJB Engineering Professional Corporation's SAM.gov registration is active through September 21, 2027.
What is LJB Engineering Professional Corporation's CAGE code?
LJB Engineering Professional Corporation's CAGE code is 9QSW0, and its Unique Entity ID (UEI) is QBGESEAM3LS5.
How much has LJB Engineering Professional Corporation received in federal contracts?
Federal contracts obligated $152,130 to LJB Engineering Professional Corporation in fiscal years 2023 through 2027.
What is LJB Engineering Professional Corporation's most recent federal award?
LJB Engineering Professional Corporation's most recent federal contract award is Final design and installation of fall protection on loading dock roof at the chdm, NY (33330224CF0010376), from Smithsonian Institution, on September 12, 2024.
On GovTribe
See LJB Engineering Professional Corporation's full federal record
- Federal contract awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors