Updated Oct 21, 2026

Cintas Service Transportation LLC

As of Oct 21, 2026, Cintas Service Transportation LLC in Mason, Ohio reports 1,995 power units and 1,816 drivers on its MCS-150, not rated by FMCSA.

6800 Cintas Blvd, Mason, Ohio 45040 (513) 965-4086

Verified Oct 21, 2026 against FMCSA Company Census File (data.transportation.gov)

Cintas Service Transportation LLC (USDOT 1457995, MC-553684), doing business as CST, is an active motor carrier based in Mason, Ohio that FMCSA's census classifies as for-hire and that declares hazardous materials on its MCS-150. Operation: interstate. Operating authority: active for-hire authority (MC). Fleet: 1,995 power units and 1,816 drivers (1,816 with CDLs). Power units count straight trucks as well as tractors, so they can exceed the tractor count. It reported 13,826,000 miles for 2024 on its MCS-150. Cargo classes declared: chemicals, liquids / gases, general freight, paper products, household goods, other cargo (other: Uniforms, Mats). FMCSA has not issued it a safety rating (no compliance review on record). Registration (MCS-150) last updated February 23, 2026.

Key facts

Fleet size	500+ power units Power units, banded. source, unchanged since Oct 20, 2026
FMCSA safety rating	Not rated Satisfactory, Conditional or Unsatisfactory after an FMCSA compliance review; most carriers have never had one and are not rated. source
Rating age	Not rated How old the FMCSA safety rating is. A rating reflects one compliance review on that date, not current performance; old ratings say little about the carrier today. source
Registration update overdue	No The MCS-150 was last updated more than two years ago, past FMCSA's two-year update requirement; fleet, driver and cargo figures may be out of date. source, unchanged since Oct 20, 2026
Operation	Interstate Interstate, intrastate hazmat or intrastate non-hazmat, as declared on the MCS-150. source, unchanged since Oct 20, 2026
Cargo classes (MCS-150)	Chemicals, Liquids / gases, General freight, Paper products, Household goods, Other cargo Cargo the carrier declared it hauls on its latest MCS-150 (FMCSA's fixed cargo list). source, unchanged since Oct 20, 2026
Driver count	500+ drivers Total drivers, banded. source, unchanged since Oct 20, 2026
Last MCS-150 update	Feb 23, 2026 When the carrier last updated its registration (required at least every two years). source, unchanged since Oct 20, 2026
Doing business as	CST source, unchanged since Oct 20, 2026
USDOT number	1457995 source, unchanged since Oct 20, 2026
MC docket	MC-553684 source, unchanged since Oct 20, 2026
Operating authority	Active for-hire authority (MC) source, unchanged since Oct 20, 2026
Other cargo (as described)	Uniforms, Mats source, unchanged since Oct 20, 2026
Power units	1,995 source, unchanged since Oct 20, 2026
Tractors (owned or leased)	7 source, unchanged since Oct 20, 2026
Trailers (owned or leased)	19 source, unchanged since Oct 20, 2026
Drivers	1,816 source, unchanged since Oct 20, 2026
CDL drivers	1,816 source, unchanged since Oct 20, 2026
Miles reported (MCS-150)	13,826,000 miles source, unchanged since Oct 20, 2026
Mileage year	2024 source, unchanged since Oct 20, 2026
Also hauls its own freight	No source, unchanged since Oct 20, 2026
USDOT registered since	Jan 31, 2006 source, unchanged since Oct 20, 2026

Source event history

Source dates and first observation are different.

Feb 23, 2026: Filed an MCS-150 update Official source
Jan 31, 2006: Registered with FMCSA Official source

Dates on this record

Source updated	Oct 21, 2026 (FMCSA census rows last updated (portal metadata) (the whole dataset, not this record))
Collected	Oct 21, 2026, 1:26 PM ET (the last successful check of the source that included this record)
Effective	Filed an MCS-150 update: Feb 23, 2026; Registered with FMCSA: Jan 31, 2006 (when the source says each fact took effect)
Retired	Not retired: the source is still maintained (whether the dataset is still maintained)

In Ohio

475 hazmat carriers in the dataset are in Ohio; 53 have profiles on this site. Hazmat carriers in Ohio

FMCSA safety rating (all 475 here): Conditional 27 (6%) · Unsatisfactory 2 (<1%) · Not rated 257 (54%) · Satisfactory 189 (40%)

Rating age (all 475 here): Rating over 10 years old 177 (37%) · Not rated 257 (54%) · Rated within the last 5 years 22 (5%) · Rating 5–10 years old 19 (4%)

Fleet size (all 475 in this group): 10–24 power units (242) · 25–99 power units (160) · 100–499 power units (58) · 500+ power units (15)

Cargo classes (MCS-150) (all 475 in this group; a record can count under several values): General freight (361) · Machinery, large objects (210) · Building materials (206) · Construction (206) · Other cargo (187) · Motor vehicles (186) · 24 other values (1,639) · None on record (1)

Similar hazmat carriers

Chosen by the values they share with this one, rarer values counting more; ties go to the same city, then the nearest ZIP code, then this site's order (largest fleets first (power units on the latest MCS-150)).

Dayton Freight Lines Inc · Dayton · FMCSA safety rating: Satisfactory
XPO Logistics Freight Inc · Ann Arbor · FMCSA safety rating: Satisfactory
A D Transport Express Inc · Canton · FMCSA safety rating: Satisfactory
HSD Operations Inc · Hudsonville · FMCSA safety rating: Not rated

Browse related lists

Download all 6,216 hazmat carriers as CSV + JSON: every field on this site plus source links and verification dates. $39, one-time.

Get the dataset

Something wrong or out of date? Suggest a correction. Source record ID 1457995.