TETRA TECH INC
PASADENA, CA
10/04/1995
6
Power Units
13
Drivers
Current
as of today
Active · 6 power units · 13 drivers · Pasadena, CA
2026
Jan 12, 2026
MCS-150 biennial update filed
Reported mileage: 130 (2026)
Reported power units: 20 → 6
Reported drivers: 22 → 13
2025
~May 2025
Phone changed
(626) 351-4664 → (801) 330-7967
Mar 22, 2025
MCS-150 biennial update filed
Reported mileage: 250 (2024)
Reported power units: 20
Reported drivers: 22
Reported trailers: 1
Jan 13, 2025
MCS-150 biennial update filed
Reported mileage: 250 (2024)
Reported power units: 11 → 20
Reported drivers: 13 → 22
2023
Jan 31, 2023
MCS-150 biennial update filed
Reported mileage: 150,000 (2023)
Reported power units: 12 → 11
Reported drivers: 22 → 13
2021
Sep 15, 2021
MCS-150 biennial update filed
Reported mileage: 240,000 (2021)
Reported power units: 3 → 12
Reported drivers: 3 → 22
2020
Jun 4, 2020
MCS-150 biennial update filed
Reported mileage: 240,000 (2019)
Reported power units: 3
Reported drivers: 3
1995
Oct 4, 1995
DOT registered
Company registered with the FMCSA.