JOY GLOBAL UNDERGROUND MINING LLC
dba KOMATSU
WARRENDALE, PA
06/01/1974
20
Power Units
17
Drivers
Current
as of today
Active · 20 power units · 17 drivers · Warrendale, PA
2025
Nov 28, 2025
MCS-150 biennial update filed
Reported mileage: 1,240,599 (2024)
Reported power units: 35 → 20
Reported drivers: 31 → 17
Reported trailers: 16 → 15
2024
Jul 8, 2024
MCS-150 biennial update filed
Reported mileage: 1,293,986 (2023)
Reported power units: 35
Reported drivers: 31
Reported trailers: 16
2022
Nov 7, 2022
MCS-150 biennial update filed
Reported mileage: 1,225,482 (2021)
Reported power units: 35
Reported drivers: 25 → 31
2021
Sep 28, 2021
MCS-150 biennial update filed
Reported mileage: 75,496 (2020)
Reported power units: 60 → 35
Reported drivers: 50 → 25
2020
May 5, 2020
MCS-150 biennial update filed
Reported mileage: 1,245,744 (2019)
Reported power units: 60
Reported drivers: 50
FMCSA electronic records for this carrier begin before June 1974; the carrier may be older.