Al's Corner Oil Co./Sparky's One Stop

Al's Corner Oil Co. has been a family-owned business since 1934. Today, it operates 24 convenience stores in west central Iowa. 

The company prides itself on being a local, family-owned business with a focus on customer service. 

The c-stores offer a variety of fuels, foodservice (including Chester's Chicken and Godfather's pizza) and other amenities. In addition to its c-store chain, Al's Corner offers a variety of services, such as farm fuel and propane delivery for both commercial and residential customers. The company is also a distributor of Sinclair Oil and Lubricants. For benchmarking purposes, store counts are as of Jan. 1, 2025.