NOTICE OF INTENT TO SOLE SOURCE: TSI Incorporated Quest Edge 8M Noise Dosimeters (Part Number: TSI 5EG8M-BT-D) and Microphones (Part Number: MIC-EG8)
Overview
Buyer
Place of Performance
NAICS
PSC
Set Aside
Original Source
Timeline
Qualification Details
Fit reasons
- NAICS alignment with historical contract wins in similar service areas.
- Scope strongly matches core technical capabilities and delivery model.
Risks
- Past performance thresholds may require one additional teaming partner.
- Potential clarification needed on staffing minimums before bid/no-bid.
Next steps
Validate eligibility requirements, assign capture owner, and schedule partner outreach to confirm teaming strategy before submission planning.
Quick Summary
The U.S. Department of Labor's (DOL), Mine Safety and Health Administration (MSHA) has issued a Notice of Intent to Sole Source to TSI Incorporated for Quest Edge 8M Noise Dosimeters (Part Number: TSI 5EG8M-BT-D) and Microphones (Part Number: MIC-EG8). This procurement is for products specifically created by TSI Incorporated for MSHA, which are the only ones to have received MSHA approval as intrinsically safe for use in underground coal mines. This is for informational purposes only and not a request for competitive proposals. However, interested parties may submit capability statements by May 15, 2026, 5:00 PM ET.
Scope of Work
This effort involves the procurement of specialized equipment essential for mine safety and health enforcement:
- TSI Incorporated Quest Edge 8M Noise Dosimeters (Part Number: TSI 5EG8M-BT-D)
- Microphones (Part Number: MIC-EG8)
These products are critical as they are the only ones approved by MSHA as intrinsically safe for operation in underground coal mines, a unique requirement for the agency's enforcement activities.
Contract & Timeline
- Type: Notice of Intent to Sole Source (Presolicitation)
- Set-Aside: None (Sole Source)
- Product Service Code: 6635 (Physical Properties Testing And Inspection)
- Response Due: May 15, 2026, 5:00 PM ET
- Published: April 22, 2026
- Department/Agency: Labor / MINE SAFETY AND HEALTH ADMINISTRATION (MSHA)
Additional Notes
This notice is for informational purposes only and does not constitute a request for competitive proposals. No solicitation documents exist for this requirement. However, all responsible parties are invited to submit a capability statement providing sufficient details for government consideration. The determination not to compete the contract based on responses is solely at the Government's discretion. Submissions should clearly document the offeror's bona fide capability to provide these specific products and must be furnished at no cost or obligation to the Government. The Government reserves the right to cancel this requirement.
Contact Information
- Primary: Ryan Proietto (proietto.ryan.v@dol.gov)
- Secondary: Alicia Jackson (jackson.alicia.m@dol.gov)