Founded in Laredo in 1942 as Arguindegui Oil Company and rebranded ARG Petro in 2025, this family-owned distributor supplies on-road and off-road diesel, gasoline, lubricants, DEF and industrial chemicals with 24/7 bulk delivery across Texas, Oklahoma and Louisiana. It serves fleets, frac and construction sites, agriculture, railroads, seaports and industrial facilities, operates a terminal and cardlock network (incl. Maverick Fuels, acquired May 2026), and builds fuel storage and dispensing systems.

On-Road Diesel

Off-Road Diesel

Gasoline

Lubricants

Arguindegui Oil Co

Ferrellgas is one of the largest retail propane distributors in the U.S. (founded 1939, employee-owned), delivering and automatically refilling home, business and farm propane tanks with 24/7/365 emergency service, and also runs the Blue Rhino propane-cylinder exchange brand.

Propane

Ferrellgas

Laredo, TX propane company (PropGas LLC) selling propane and propane accessories, with a delivery service and three area stores: PropGas Laredo North, PropGas Laredo South and PropGas Rio Bravo.

3 fuel dealers serve San Ygnacio.

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Arguindegui Oil Co

PropGas LLC

Ferrellgas