MARYLAND MECHANICAL SYSTEMS INC
BALTIMORE, MD
10/03/2019
1
Power Units
2
Drivers
Current
as of today
Active · 1 power units · 2 drivers · Baltimore, MD
2026
Jan 20, 2026
MCS-150 biennial update filed
Reported mileage: 10,891 (2026) · 1 power unit · 2 drivers
2024
~Nov 2024
Address changed
300 S HAVEN ST, BALTIMORE, MD 21224-2532 → 300 S HAVEN ST, BALTIMORE, MD 21224-2532
Sep 4, 2024
MCS-150 biennial update filed
Reported mileage: 20,000 (2024) · 1 power unit · 2 drivers
2019
Oct 3, 2019
DOT registered
Company registered with the FMCSA.
Oct 3, 2019
MCS-150 biennial update filed
1 power unit · 2 drivers