AMSPEC LLC
PASADENA, TX
12/01/2016
3
Power Units
2
Drivers
Current
as of today
Active · 3 power units · 2 drivers · Pasadena, TX
2026
~Sep 2026
Driver count changed 4 → 2
~Jun 2026
Driver count changed 8 → 4
May 20, 2026
MCS-150 biennial update filed
Reported mileage: 54,760 (2025)
Reported power units: 3
Reported drivers: 2
Reported trailers: 3
Feb 6, 2026
MCS-150 biennial update filed
Reported mileage: 54,760 (2025)
Reported power units: 3
Reported drivers: 2
Reported trailers: 3
Jan 5, 2026
MCS-150 biennial update filed
Reported mileage: 54,760 (2025)
Reported power units: 3
Reported drivers: 2
Reported trailers: 3
2025
Nov 11, 2025
MCS-150 biennial update filed
Reported mileage: 42,621 (2024)
Reported power units: 3
Reported drivers: 2
Reported trailers: 3
Jul 25, 2025
MCS-150 biennial update filed
Reported mileage: 42,621 (2024)
Reported power units: 3
Reported drivers: 2
Reported trailers: 3
Jan 20, 2025
MCS-150 biennial update filed
Reported mileage: 42,621 (2023)
Reported power units: 4 → 3
Reported drivers: 2
2024
Jun 5, 2024
MCS-150 biennial update filed
Reported mileage: 100,000 (2023)
Reported power units: 4
Reported drivers: 2
~Mar 2024
Phone changed
(713) 969-3202 → (936) 641-0723
~Mar 2024
Email changed
additivesops@amspecgroup.com → dotadditives@amspecgroup.com
Jan 8, 2024
MCS-150 biennial update filed
Reported mileage: 100,000 (2023)
Reported power units: 45 → 4
Reported drivers: 24 → 2
2022
Jan 25, 2022
MCS-150 biennial update filed
Reported mileage: 450,000 (2021)
Reported power units: 45
Reported drivers: 24
2021
~Sep 2021
Address changed
3800 HIGHWAY 225, PASADENA, TX 77503 → 3800 HIGHWAY 225 BUILDING #3, PASADENA, TX 77503
~Sep 2021
Phone changed
(713) 330-1000 → (713) 969-3202
~Sep 2021
Email changed
additives@amspecgroup.com → additivesops@amspecgroup.com
Jul 19, 2021
MCS-150 biennial update filed
Reported mileage: 450,000 (2021)
Reported power units: 25 → 45
Reported drivers: 15 → 24
2020
Nov 15, 2020
Insurance cancelled with National Union Fire Ins. Co. of Pitsbgh. Pa
Form 91X, $1,000,000 coverage
Jan 13, 2020
MCS-150 biennial update filed
Reported mileage: 450,000 (2019)
Reported power units: 25
Reported drivers: 15
2016
Dec 1, 2016
DOT registered
Company registered with the FMCSA.
Nov 15, 2016
Insurance filed with National Union Fire Ins. Co. of Pitsbgh. Pa
Form 91X, $1,000,000 coverage