GAS SENSING TECHNOLOGY CORPORATION
dba WELLDOG
LARAMIE, WY
12/14/2007
5
Power Units
8
Drivers
Current
as of today
Active · 5 power units · 8 drivers · Laramie, WY
2026
~Aug 2026
Address changed
1525 INDUSTRY DRIVE, LARAMIE, WY 82070 → 1482 COMMERCE DRIVE SUITE S, LARAMIE, WY 82070
~Feb 2026
Email changed
matthomas@welldog.com → zhink@welldog.com
~Feb 2026
Officer change
MATHEW THOMAS, JOHN POPE → ZACHARY HINK, JOHN POPE
Feb 11, 2026
MCS-150 biennial update filed
Reported mileage: 183,630 (2025)
Reported power units: 6 → 5
Reported drivers: 12 → 8
2025
Sep 25, 2025
MCS-150 biennial update filed
Reported mileage: 150,000 (2025)
Reported power units: 8 → 6
Reported drivers: 16 → 12
2024
Aug 14, 2024
MCS-150 biennial update filed
Reported mileage: 200,000 (2023)
Reported power units: 6 → 8
Reported drivers: 15 → 16
2022
Sep 1, 2022
MCS-150 biennial update filed
Reported mileage: 60,000 (2021)
Reported power units: 3 → 6
Reported drivers: 7 → 15
2020
Oct 23, 2020
MCS-150 biennial update filed
Reported mileage: 45,000 (2019)
Reported power units: 3
Reported drivers: 7
2007
Dec 14, 2007
DOT registered
Company registered with the FMCSA.