Carrier profile · USDOT 3653699 · Updated Jun 13, 2026
Jkohn Corporation
DBA MONSTER TREE SERVICE OF GRAND RAPIDS
5 power unitsLocal · 1 statesOKEMOS, MI50/100
AUTHORITY STATUS UNKNOWN
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
- 2222 W GRAND RIVER AVE, OKEMOS, MI, 48864
- Mailing address
- 6358 BENTLEY DR, BELMONT, MI, 49306-9765
- Operation
- Intrastate (Non-Hazmat)
Contact
- Phone
- (616) 272-5300
- jkohn@whymonster.com
- Web domain
- whymonster.com
Registration
- Officer
- Justin Kohn
- USDOT / docket
- 3653699
- First registered
- Jun 9, 2021
- Last MCS-150
- Oct 28, 2024 · 26,958 mi (2024)
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
—CDL drivers
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.