United Petroleum Service is a full-service company offering complete sales, installation, and service of petroleum equipment.
• Fuel Distibution
• Point of Sale (POS) Services
• Functionality & Imaging
• Functionality
• Fuel Polishing
• K100 Fuel Treatment
• Cathodic Protection Services
• Compliance Testing
• Vapor Recovery Testing
• Rebranding & Reimaging
• Lighting
• Main ID Signage










Since 1950…United Petroleum established itself as an area staple for petroleum service, sales, and construction.
United Petroleum currently operates in the St. Louis, Missouri area and its surrounding counties, as well as in Western Illinois, Southern Missouri, and some areas of Indiana as well.
Not sure if we service your area? Please inquire below!
From Tank to Nozzle - We're Here to Keep you running smoothly
Our company specializes in construction services for fuel pumps and dispensers, along with comprehensive tank services to ensure safe, efficient, and compliant fuel system operations. From installation to maintenance, we deliver reliable solutions tailored to your fueling infrastructure needs.
At United Petroleum Service, we offer "Ground-up" Fuel Site Construction. By "Ground-up" we mean from tanks and piping to dispensers and point of sale installation.
Ready to upgrade your Fuel station? We can bring you up to today's most current systems!
We offer Construction Repair services for your fuel station whether the repairs needed are due to age and normal wear and tear, or, damage from weather or other outside factor
United Petroleum can keep you in compliance with State and Federal requirements via testing and/or replacement of systems.
Feel free to reach out about possible open positions or go ahead and send us your resume and a little bit about yourself!
We are currently looking to expand our team in the following areas:
Sales • Service Technicians • Construction
FOR QUESTIONS OR TO REQUEST A QUOTE CONTACT OUR SALES TEAM