KEITH KIRBY
dba CURBCO INC
FLINT, MI
04/13/2007
48
Power Units
37
Drivers
Current
as of today
Active · 48 power units · 37 drivers · Flint, MI
2026
Oct 2026
Officer change
TOM MCCARTY → KEITH KIRBY
Oct 8, 2026
MCS-150 biennial update filed
Reported mileage: 679,000 (2025)
Reported power units: 48
Reported drivers: 29 → 37
Reported trailers: 26
May 2026
Fleet grew 40 → 48 power units
May 2026
Fleet reduced 48 → 40 power units
May 2026
Officer change
KEITH KIRBY → TOM MCCARTY
Mar 25, 2026
MCS-150 biennial update filed
Reported mileage: 679,000 (2025)
Reported power units: 48
Reported drivers: 27 → 29
Reported trailers: 26
Mar 24, 2026
MCS-150 biennial update filed
Reported mileage: 679,000 (2025)
Reported power units: 48
Reported drivers: 48 → 27
Reported trailers: 26
Mar 2026
Email changed
r.miller@curbco2121.com → t.mccarty@curbco2121.com
Feb 26, 2026
MCS-150 biennial update filed
Reported mileage: 678,895 (2025)
Reported power units: 42 → 48
Reported drivers: 42 → 48
Reported trailers: 31 → 26
Feb 25, 2026
MCS-150 biennial update filed
Reported mileage: 190,000 (2024)
Reported power units: 33 → 42
Reported drivers: 33 → 42
Reported trailers: 31
2024
Mar 19, 2024
MCS-150 biennial update filed
Reported mileage: 190,000 (2024)
Reported power units: 45 → 33
Reported drivers: 43 → 33
Reported trailers: 31
2022
Jul 29, 2022
MCS-150 biennial update filed
Reported mileage: 190,000 (2022)
Reported power units: 48 → 45
Reported drivers: 43
2020
May 8, 2020
MCS-150 biennial update filed
Reported mileage: 190,000 (2020)
Reported power units: 48
Reported drivers: 43
2007
Apr 13, 2007
DOT registered
Company registered with the FMCSA.