SOUTHWEST SIGNAL SUPPLY INC
SOUTH HOUSTON, TX
09/16/2009
24
Power Units
20
Drivers
Current
as of today
Active · 24 power units · 20 drivers · South Houston, TX
2026
~Feb 2026
Email changed
swsignal@swsignal.net → info@swsignal.net
Jan 28, 2026
MCS-150 biennial update filed
Reported mileage: 299,451 (2025)
Reported power units: 24
Reported drivers: 19 → 20
Reported trailers: 20
2025
May 20, 2025
MCS-150 biennial update filed
Reported mileage: 110,000 (2022)
Reported power units: 24
Reported drivers: 19
Reported trailers: 20
2023
Mar 13, 2023
MCS-150 biennial update filed
Reported mileage: 110,000 (2022)
Reported power units: 22 → 24
Reported drivers: 18 → 19
2022
Feb 7, 2022
MCS-150 biennial update filed
Reported mileage: 110,000 (2021)
Reported power units: 12 → 22
Reported drivers: 11 → 18
2009
Sep 16, 2009
DOT registered
Company registered with the FMCSA.
Sep 16, 2009
MCS-150 biennial update filed
Reported power units: 12
Reported drivers: 11