WOLVERINE POWER SUPPLY COOPERATIVE
CADILLAC, MI
03/16/2006
71
Power Units
47
Drivers
Current
as of today
Active · 71 power units · 47 drivers · Cadillac, MI
2026
~Sep 2026
Fleet grew 55 → 71 power units
~Sep 2026
Driver count changed 46 → 47
2025
Sep 22, 2025
MCS-150 biennial update filed
Reported mileage: 725,000 (2026)
Reported power units: 45 → 71
Reported drivers: 40 → 47
Reported trailers: 83
2024
Sep 10, 2024
MCS-150 biennial update filed
Reported mileage: 700,000 (2024)
Reported power units: 46 → 45
Reported drivers: 40
2023
Sep 6, 2023
MCS-150 biennial update filed
Reported mileage: 700,000 (2023)
Reported power units: 46
Reported drivers: 40
2022
Sep 30, 2022
MCS-150 biennial update filed
Reported mileage: 735,000 (2022)
Reported power units: 50 → 46
Reported drivers: 25 → 40
2021
Oct 20, 2021
MCS-150 biennial update filed
Reported mileage: 690,000 (2019)
Reported power units: 50
Reported drivers: 25
2020
May 14, 2020
MCS-150 biennial update filed
Reported mileage: 690,000 (2019)
Reported power units: 50
Reported drivers: 25
2006
Mar 16, 2006
DOT registered
Company registered with the FMCSA.