Motor carrier · USDOT 3765071

YK MASON & SONS INC, San Mateo, CA: USDOT 3765071 safety record, inspections, out-of-service, crashes

3Power units
3Drivers
0Roadside inspections on file
0With an out-of-service order
0Crashes on file

YK MASON & SONS INC among San Mateo County carriers

By power units, YK MASON & SONS INC is number 375 of 2,598 San Mateo County carriers, level with 130 that also file 3; the county’s middle fleet is 1 power unit.

YK MASON & SONS INC (doing business as YK MASON SCAFFOLD COMPANY), USDOT 3765071, MCS-150 filed November 15, 2021: 3 power units (3 trucks), 3 drivers (0 with a CDL); San Mateo, CA 94403, San Mateo County; active on the census; Intrastate Non-Hazmat Carriers; no hazardous materials; not rated by FMCSA; hauls Building Materials, Construction; registered November 15, 2021.

San Mateo County carriers nearest YK MASON & SONS INC in fleet size

BORIS G SANTOS, San Mateo: USDOT 3456941, 2 drivers, registered July 21, 2020
THE TURF DEPOT INC, San Carlos: USDOT 3461217, 2 drivers, registered July 29, 2020
CEO CONSTRUCTION INC, Redwood City: USDOT 3487938, 6 drivers, registered September 15, 2020
ARMANDO AGUILAR FLORES, San Bruno: USDOT 3494297, 2 drivers, registered September 25, 2020
ACROBAT ADVISORS INC, San Bruno: USDOT 3519797, 6 drivers, registered November 11, 2020
FOGLINE FARM LLC, Pescadero: USDOT 3531163, 4 drivers, registered December 4, 2020
EL CAMINO GENERAL ENGINEERING INC, E Palo Alto: USDOT 3568400, 2 drivers, registered February 11, 2021
AC ONE TRUCKING LLC, S San Francisco: USDOT 3568929, 3 drivers, registered February 12, 2021
MATT WISEMAN INC, San Bruno: USDOT 3670248, 9 drivers, registered July 1, 2021
PACIFICA TINY HOMES, Pacifica: USDOT 3700266, 1 driver, registered August 12, 2021
ANAMNESIS CORPORATION, South San Francisco: USDOT 3807704, 1 driver, registered January 26, 2022
LEVSKI 1914 INC, Brisbane: USDOT 3841689, 3 drivers, registered March 14, 2022
MARCOS DA SILVA, Burlingame: USDOT 3928533, 4 drivers, registered August 3, 2022
EOS MOVING COMPANY LLC, Daly City: USDOT 3929045, 1 driver, registered August 3, 2022
MYMOVE, San Carlos: USDOT 3992098, 0 drivers, registered November 30, 2022
VNH BUILDERS INC, Burlingame: USDOT 3996570, 3 drivers, registered December 9, 2022
ELDORADO FORKLIFT COMPANY, Redwood City: USDOT 3998030, 3 drivers, registered December 13, 2022
AAA LIMO SERVICES INC, San Bruno: USDOT 4021264, 1 driver, registered February 1, 2023
ESCO TRANSPORTATION LLC, South San Francisco: USDOT 4025073, 3 drivers, registered February 8, 2023
A S G COMPLETE LANDSCAPE & MAINTENANCE INC, Redwood City: USDOT 4055805, 3 drivers, registered April 4, 2023

Roadside inspections

Velarion’s copy of the inspection file holds no inspection for USDOT 3765071.

Crashes

Velarion’s copy of the crash file holds no crash for USDOT 3765071.

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Nearby on the register

Figures from the FMCSA Company Census File, loaded October 15, 2026, and FMCSA’s inspection and crash files.

How this page was built: FMCSA Company Census File, read October 15, 2026.

YK MASON & SONS INC, filed as a three-power-unit carrier in San Mateo, is one of 570 carriers registered in San Mateo County with two to five power units, itself included. Of the 50,344 California carriers in that size band, 70.5% joined the FMCSA register before this carrier did, and the carrier has no crashes or roadside inspections on file, against a statewide pattern in which 39.5% of such carriers have at least one roadside inspection on record.