Operations
Behind every successful haul is a system built on safety, compliance, and smart logistics. From our trained drivers and modern fleet to our proprietary LoadCall™ dispatch platform, G4 Tank Lines delivers energy products the right way — consistently, efficiently, and professionally.
Dispatch & Logistics
We’re G4 Tank Lines — a family-owned fuel hauler trusted by companies across North America. We specialize in the safe, efficient, and compliant transport of crude oil, refined fuels, and hazmat materials. Whether it’s basin-to-terminal, last-mile delivery, or direct fueling at the job site, we bring the right equipment, the right team, and the right results.
Safety & Compliance
ISN compliance
FMSCA compliant
Colorado motor carriers' association member
State of the art compliance software
Fleet & Maintenance
Our fleet includes 100+ power units and 60+ tank trailers customized for the demands of crude, refined, and hazardous fuel hauling. Each unit is equipped for high performance and is meticulously maintained. Our team follows strict pre- and post-trip inspection protocols — because equipment that’ s 99% ready isn’t ready at all.
Specialized Services
Wet Hosing
Onsite Fuel Delivery
Last Mile Support
Fleet Fueling
Tank Rentals
Smarter Logistics with LoadCall™
Our proprietary LoadCall™ system ensures precise dispatch, real-time updates, and end-to-end visibility — so nothing gets missed, and everything gets delivered right.