Carrier profile · USDOT 441585 · Updated Jun 13, 2026

Adler Hot Oil Service LLC

10 power unitsDENVER, CO50/100
AUTHORITY STATUS UNKNOWNHAZMATUNDELIVERABLE ADDRESS

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.

Undeliverable physical address on the FMCSA record

USPS flagged this carrier's filed physical address as undeliverable — a common chameleon / shell signal. Confirm a working address before tendering.

Location

Operation
Interstate· Hazmat

Contact

Fax
(435) 781-2726
Web domain
enservco.com

Registration

Officers
Tami Jenkins · Marjorie Hargrave
USDOT / docket
441585
First registered
Apr 3, 1991
Last MCS-150
May 19, 2020 · 80,000 mi (2019)
FMCSA safety rating
Not rated
D-U-N-S
608127445

Fleet (self-reported · MCS-150)

10Power units
94Drivers
CDL drivers
80,000Annual 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.