Zahl-Petroleum Maintenance Co. is a family owned business, established in 1952. We are currently in our third generation and going strong!

One thing we are very proud of is our employees. We wouldn't be who we are today without them. Many of them have been working for us 20-30 years. Each employee is hardworking and provides exceptional  service and diligent work. All of our employees know our company's equipment and products thoroughly.

Count on Zahl-Petroleum Maintenance Co. when you need trained service tech for petroleum equipment installations and other related services. We have offices in both Mankato & Minneapolis, MN for your convenience.