Welcome to ARCO and ampm franchising south. Now is the time to take advantage of exciting offers. With renowned brands people trust, dedicated brand resources and TOP TIER™ gasoline, our business model makes it easy because we help you every step of the way!
Who We Are
The ARCO® Brand
For over 50 years, ARCO has built an undeniable reputation for delivering quality fuel at a fair price. An Icon throughout the West Coast, we’ve formed favorable perceptions by branding sites to be inviting to our consumers and quickly recognizable for a positive fueling experience.
1966
Atlantic Refining and Richfield Oil merge and become Atlantic Richfield

1970
ARCO introduces its now familiar logo

1978
Atlantic Richfield was the first major oil company to combine food stores and gasoline sales

2000
BP purchases Atlantic Richfield

2013
Tesoro purchases ARCO brand

2014
ARCO is designated TOP TIER™

2017
ARCO enters into Mexico

2017
Tesoro acquires Western Refinery to become 5th largest petroleum refining company in the U.S.; changes name to Andeavor to focus on future

2018
Andeavor merges with Marathon

ampm Brand
Forty years ago, the ampm mini market franchise was launched. The ampm franchise is owned by BP West Coast Products, and Treasure Franchise is the exclusive master franchisor in Nevada, Arizona and part of California. Today there are over 1000 ampm franchise locations in the states of Arizona, California, Nevada, Oregon and Washington.
At ampm, we are all about Too Much Good Stuff! We made our name by providing consumers with a selection of hot foods prepared on-site which includes a do-it-yourself, freshly-prepared condiment bar. But there’s more! From a broad array of energy drinks to a full selection of coffee and hot beverages, to up to 24 flavors of fountain drinks (and 2 types of ice), ampm consumers can snack or sip their way on to a convenient day!
TOP TIER™
TOP TIER™ Detergent Gasoline is a premier standard for gasoline performance established and recognized by nine of the world’s top automakers. TOP TIER™ gas exceeds EPA minimum requirements and is blended with high-quality additives to prevent corrosion and sludge buildup caused by lower-quality gasolines. Consumers value quality gasoline they can trust and that’s why TOP TIER™ is an ARCO standard across all grades.
About Marathon Petroleum Company
Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream energy company headquartered in Findlay, Ohio. The company operates the nation’s largest refining system with more than 3 million barrels per calendar day (bpcd) of crude oil capacity across 16 refineries. MPC’s marketing system includes branded locations across the United States, including Marathon branded outlets. Speedway LLC, an MPC subsidiary, owns and operates retail convenience stores across the United States. MPC also owns the general partner and majority limited partner interests in two midstream companies, MPLX LP and Andeavor Logistics LP, which own and operate gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure.