Ludlum Measurements Inc.
Sweetwater, TX Doing business as Eljen Technology
- UEI
- MH5DZH2JKNA5
- CAGE
- 6Q4S0
- SAM.gov registration
- Active through
Company facts
- FY2025 rankings
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Its parent company, Ludlum Measurements Inc., ranks:
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
- Corporate family
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-
Parent
Sweetwater, TX
MYA6K3V3JHX8
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Parent
Sweetwater, TX
MYA6K3V3JHX8
- SAM.gov registration date
- Physical address
- 1300 W Broadway St, Sweetwater, TX 79556, USA
- Website
- ludlums.com
- Founded
- 1962
- Employees
- 51-250
- Estimated annual revenue
- $10M-$50M
- Industry
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- Industrials
- Capital Goods
- Industrial Conglomerates
- Industrials & Manufacturing
- SIC code
- 39 Miscellaneous Manufacturing Industries
- 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 | $0 |
| FY2025 | $2,609 |
| FY2024 | $18,923 |
| FY2023 | $7,620 |
Contract awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| 1301171063-ludlum measurements | Office of Naval Research (SECNAV) | $6,315 | |
| Ratification of UAC r-12517 rpoe NCO2 | Veterans Integrated Service Network 2 (VHA) | $1,374 | |
| Unison 1170987---liquid scintillator detectors | MICC Fort Drum | $13,843 | |
| Calibration | Office of Naval Research (SECNAV) | $7,620 | |
| Fidler gamma probe | Air Force Test Center (AFMC) | $18,400 |
Latest 5 listed here. See the rest on GovTribe.
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| Mirion Technologies (Canberra), Inc. | Atlanta, GA | 334519 Other Measuring and Controlling Device Manufacturing |
| Phds CO. | Knoxville, TN | 334519 Other Measuring and Controlling Device Manufacturing |
| Sensor Technology Engineering LLC | Santa Barbara, CA | 334519 Other Measuring and Controlling Device Manufacturing |
| Alpha Spectra, Inc. | Grand Junction, CO | 334519 Other Measuring and Controlling Device Manufacturing |
| Gold Standard Radiation Detection, Inc. | Albuquerque, NM | 334517 Irradiation Apparatus Manufacturing |
About the company
Ludlum Measurements Inc. is a for-profit corporate entity specializing in the design and manufacture of radiation detection equipment, primarily serving defense, security, and environmental agencies. Headquartered in Sweetwater, Texas, the company is registered in SAM.gov through January 2026 and operates through its Eljen Technology division. As a manufacturer of goods, Ludlum Measurements Inc. has established itself as a key provider of specialized radiation monitoring and detection instrumentation for various federal government entities, consistently demonstrating expertise in developing sophisticated radiation detection technologies.
Through federal contract awards, Ludlum Measurements Inc. has provided a range of radiation detection products and services to multiple government agencies. The company has received purchase orders from the Office of Naval Research, West Point Military Academy, and Air Force Materiel Command. These contracts have included specific items such as liquid scintillator detectors, FIDLER gamma probes, and general calibration services. The contract awards have varied in size from $5,230 to $18,400, with some contracts designated as small business set-asides. The company frequently acts as a prime contractor, demonstrating its capability to directly fulfill government procurement requirements. Notable contract characteristics include firm fixed-price purchase orders with specific completion dates, primarily focused on specialized radiation detection equipment.
Regarding federal grant activities, Ludlum Measurements Inc. has participated in sub-grant awards, specifically working with Southwest Research Institute. The available record shows a sub-grant award dated July 28, 2023, with a government description referencing a "polygonal orb with square photosensor boss," which suggests continued involvement in advanced radiation detection and sensor technology research. While the current grant record is limited, it indicates the company's engagement in collaborative research and development efforts within the federal grant ecosystem, leveraging partnerships with established research institutions to advance technological capabilities in radiation detection and measurement systems.
Quick answers
Is Ludlum Measurements Inc. registered in SAM.gov?
Yes. Ludlum Measurements Inc.'s SAM.gov registration is active through January 5, 2027.
How much has Ludlum Measurements Inc. received in federal contracts?
Federal contracts obligated $2,609 to Ludlum Measurements Inc. in fiscal year 2025 and $29,152 in fiscal years 2023 through 2027.
How does Ludlum Measurements Inc. rank among federal contractors?
Ludlum Measurements Inc.'s parent company, Ludlum Measurements Inc., ranked #24 in PSC 5860 and #66 in PSC J052 in FY2025.
What is Ludlum Measurements Inc.'s most recent federal award?
Ludlum Measurements Inc.'s most recent federal contract award is 1301171063-ludlum measurements (N0017324P5535), from Office of Naval Research (SECNAV), on September 26, 2024.
On GovTribe
See Ludlum Measurements Inc.'s full federal record
- Federal contract awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
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