INSULATION & REFRACTORIES SERVICES INC
MEMPHIS, TN
06/01/1974
5
Power Units
9
Drivers
Current
as of today
Active · 5 power units · 9 drivers · Memphis, TN
2026
Mar 20, 2026
MCS-150 biennial update filed
Reported mileage: 33,000 (2025)
Reported power units: 5
Reported drivers: 9
2025
Nov 19, 2025
MCS-150 biennial update filed
Reported mileage: 33,000 (2025)
Reported power units: 5
Reported drivers: 12 → 9
2024
Jan 8, 2024
MCS-150 biennial update filed
Reported mileage: 31,000 (2023)
Reported power units: 5
Reported drivers: 12
2023
Jan 13, 2023
MCS-150 biennial update filed
Reported mileage: 30,000 (2022)
Reported power units: 5
Reported drivers: 12
2021
Dec 16, 2021
MCS-150 biennial update filed
Reported mileage: 30,000 (2021)
Reported power units: 5
Reported drivers: 12
Jan 15, 2021
MCS-150 biennial update filed
Reported mileage: 30,000 (2020)
Reported power units: 5
Reported drivers: 12
1993
Dec 3, 1993
Safety rating: Satisfactory
FMCSA electronic records for this carrier begin before June 1974; the carrier may be older.