OWR MECHANICAL INC
dba MONARCH MECHANICAL
RIO VISTA, CA
06/12/2015
1
Power Units
1
Drivers
Current
as of today
Active · 1 power units · 1 drivers · Rio Vista, CA
2025
~Oct 2025
Phone changed
(707) 374-4900 → 5104007512
Sep 30, 2025
MCS-150 biennial update filed
Reported mileage: 15,000 (2025)
Reported power units: 1
Reported drivers: 1
2024
Sep 27, 2024
MCS-150 biennial update filed
Reported mileage: 55,000 (2024)
Reported power units: 1
Reported drivers: 1
2023
Oct 23, 2023
MCS-150 biennial update filed
Reported mileage: 55,000 (2023)
Reported power units: 1
Reported drivers: 1
2022
Sep 19, 2022
MCS-150 biennial update filed
Reported mileage: 36,500 (2022)
Reported power units: 1
Reported drivers: 1
2021
Dec 2, 2021
MCS-150 biennial update filed
Reported mileage: 21,000 (2020)
Reported power units: 1
Reported drivers: 1
2015
Jun 12, 2015
DOT registered
Company registered with the FMCSA.