Carrier profile · USDOT 1600661 · Updated Jun 13, 2026
TESTING SERVICES GROUP LLC
1 power unitLAPEER, MI50/100
AUTHORITY STATUS UNKNOWNHAZMAT
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 816 WHITNEY DRIVE, LAPEER, MI, 48446
- Operation
- Interstate· Hazmat
Contact
- Phone
- (810) 245-1600
- Fax
- (810) 245-1606
- swright@tsglabs.com
- Web domain
- tsglabs.com
Registration
- Officers
- Mark Lockwood · Scott Hartel
- USDOT / docket
- 1600661
- First registered
- Jan 26, 2007
- Last MCS-150
- Jan 20, 2012 · 20,000 mi (2011)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.