Carrier profile · USDOT 4051904 · MC-1595184 · Updated Jun 13, 2026

Block Monster LLC

1 power unitSAN FRANCISCO, CA50/100
CARRIER INACTIVEMC-1595184 INACTIVE
Verified linksFMCSA SAFER

Identity & Federal

The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.

Location

Physical address
1321 EVANS AVE UNIT B, SAN FRANCISCO, CA, 94124
Operation
Interstate

Contact

Phone
(415) 818-7932
Email
calibo39@yahoo.com

Registration

Officer
Calvin Bowser Iii
USDOT / docket
4051904 · MC-1595184
First registered
Mar 28, 2023
Last MCS-150
Aug 27, 2024 · 1 mi (2022)
FMCSA safety rating
Not rated
D-U-N-S
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Fleet (self-reported · MCS-150)

1Power units
1Drivers
1CDL drivers
1Annual mileage

MCS-150 filing history· biennial-update cadence

Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.