LS Starrett Co
Doing business as Tru-Stone Technologies Tru-Stone Technologies Division Starrett Part of L.s. Starrett Company (The)
- UEI
- W1HWNWR4SM35
- CAGE
- 5N6V3
- Primary NAICS
- 327991 Cut Stone and Stone Product Manufacturing
- SAM.gov registration
- Expired
Company facts
- FY2025 rankings
-
Its parent company, L.s. Starrett Company (The), ranks #53 in PSC 6650
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
- Corporate family
-
-
Parent
L.s. Starrett Company (The) · Athol, MA
GL11VKK8MDH3
-
Parent
L.s. Starrett Company (The) · Athol, MA
GL11VKK8MDH3
- SAM.gov registration date
- Website
- tru-stone.com
- Founded
- 1960
- Employees
- 11-50
- Estimated annual revenue
- $250M-$500M
- Industry
-
- Industrials
- Capital Goods
- Industrial Conglomerates
- Industrials & Manufacturing
- SIC code
- 35 Industrial Machinery & Equipment
- 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 | $5,483 |
| FY2024 | $2,431 |
| FY2023 | $17,702 |
Contract awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| Calibration of surface plates | Naval Sea Systems Command (Navy) | $5,483 | |
| Calibration of 4 granite surface plates | Naval Sea Systems Command (Navy) | $1,621 | |
| Calibration of granite surface plates | Naval Sea Systems Command (Navy) | $810 | |
| Pmel surface plate | RCO Osan 411th CSB | $17,702 | |
| Calibration services | Naval Sea Systems Command (Navy) | $1,993 |
Latest 5 listed here. See the rest on GovTribe.
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| Tool Division | Athol, MA | 332216 Saw Blade and Handtool Manufacturing |
| Msi-Viking Gage LLC | Greer, SC | 541380 Testing Laboratories and Services |
| Cross Precision Measurement | Whitsett, NC | 541380 Testing Laboratories and Services |
| Kerley Corporation | Glendale, CA | 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables |
| Garber Metrology | Lititz, PA | 541380 Testing Laboratories and Services |
About the company
LS Starrett Co, operating through its Tru-Stone Technologies Division, is a precision manufacturing company specializing in high-quality measurement and surface plate technologies. The company, a child entity of The L.S. Starrett Company, is registered in SAM.gov and primarily functions as a for-profit manufacturer of goods with expertise in precision tools, gages, and measuring instruments. Founded as a manufacturer of precision measurement equipment, LS Starrett Co has established a robust reputation in producing specialized industrial components that meet rigorous federal agency specifications.
The company has secured multiple federal contract awards primarily from the Department of Defense, specifically the Naval Sea Systems Command (NAVSEA) and Pacific Air Forces, totaling approximately $30,341.04 in contract value between 2020 and 2025. These contracts have consistently focused on calibration services, surface plate manufacturing, and precision measurement equipment procurement. Specific contract deliverables have included custom surface plates, calibration of granite surface plates, PMEL (Precision Measurement Equipment Laboratory) surface plates, and specialized gaging services. The contracts have been predominantly standard purchase orders with no specific set-aside designations, awarded on a firm-fixed price basis. Additionally, LS Starrett Co has performed subcontract work with prime contractors like KBR Wyle Services, LLC and Aerojet Rocketdyne Of DE, Inc., supporting materials and specialized gage manufacturing for complex federal projects, with contract completion dates ranging from 2020 to 2025.
Quick answers
Is LS Starrett Co registered in SAM.gov?
LS Starrett Co's SAM.gov registration expired on May 22, 2026.
How much has LS Starrett Co received in federal contracts?
Federal contracts obligated $5,483 to LS Starrett Co in fiscal year 2025 and $25,616 in fiscal years 2023 through 2027.
How does LS Starrett Co rank among federal contractors?
LS Starrett Co's parent company, L.s. Starrett Company (The), ranked #53 in PSC 6650 in FY2025.
What is LS Starrett Co's most recent federal award?
LS Starrett Co's most recent federal contract award is Calibration of surface plates (N4215825PN027), from Naval Sea Systems Command (Navy), on February 25, 2025.
On GovTribe
See LS Starrett Co's full federal record
- Federal contract awards
- Funding analysis by agency, NAICS and set-aside
- Similar vendors