Family-owned Simpson-family propane company founded 1991 in Oxnard, operating the county's largest mounded storage plant (60,000 gallons) and serving Ventura, southern Santa Barbara and northern Los Angeles counties with residential, commercial, industrial and agricultural propane delivery, tank installs, cylinder exchange and 24/7 emergency service.

Propane

AAA Propane Service, Inc.

AmeriGas is the nation's largest retail propane company, serving hundreds of thousands of homes and businesses coast to coast and in all 50 states, with residential and commercial propane delivery, tank installation, grill-tank exchange, and 24/7 emergency service.

AmeriGas Propane

Dion & Sons' Santa Paula facility - the former L.T. Sawyer / Sawyer Petroleum, rebranded as Dion & Sons - is a full-service petroleum distribution center for Ventura County offering 24/7 bulk fuel delivery and will-call of diesel and gasoline, Shell lubricants, bulk/package/pickup DEF, and solvents and chemicals for commercial pools and water treatment plants.

On-Road Diesel

Off-Road Diesel

Gasoline

Lubricants

Dion & Sons - Santa Paula Facility (formerly Sawyer Petroleum)

Locally owned petroleum distribution center and truck stop in Oxnard offering bulk fuel delivery (50-9,000 gal), on-site and fleet fueling, a CFN cardlock network, propane refills, and bulk lubricants. Owned since 2014 by Conico Oil Co. (Westlake); formed from the merger of MacCaslin Oil and The Valley Fuel Supply.

Mac Valley Oil Co

McCormix Oil Corporation, formed in 1971 and headquartered at 22 N Calle Cesar Chavez in Santa Barbara, is a locally owned petroleum distributor offering fuel deliveries, on-site fueling, and CFN cardlock access across Los Angeles, Ventura, Santa Barbara and San Luis Obispo counties. It supplies gasoline, diesel (incl. red-dye/off-road), DEF and lubricants by tanker and bobtail to commercial, municipal, industrial, agricultural, rail, emergency-response and marine customers; JB Dewar acquired it in December 2025.

McCormix Oil

SC Fuels (Southern Counties Oil Co; legacy names Greinke Petroleum, Cardlock Fuels Systems Inc) is an Orange, CA petroleum distributor founded in 1930 and a Pilot Company subsidiary since Nov 30, 2021. It delivers bulk diesel, gasoline, kerosene, lubricants and DEF by bobtail and mobile fueling trucks to commercial, industrial, agricultural and fleet customers across 14 California counties, and operates 55 proprietary cardlock sites in California.

Kerosene

SC Fuels

Superior Plus Propane's Santa Maria office - the former Western Propane Service / Central Coast Propane yard at 2326 Meredith Ln - delivers propane to residential, commercial and industrial customers across the Tri-Counties, with tank rental and installation, tank maintenance and repair, propane appliance sales and service, automatic and will-call delivery and 24/7 emergency assistance.

Superior Plus Propane

Superior Plus Propane provides propane fuel delivery, tank rental and installation, appliance support, and customer account services for homes and businesses, offering flexible delivery options and 24/7 emergency assistance.

Western Propane Service

Weststar Gas (Pacific Propane Inc) is a family-run Santa Paula propane company delivering bulk propane to home tanks and serving hospitality, commercial, agricultural and industrial customers across Ventura, Santa Barbara and Los Angeles counties. It installs and transfers residential tanks and runs scheduled delivery plus propane cylinder exchange for forklift, BBQ and patio-heater bottles.

9 fuel dealers serve Carpinteria.

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