Dennis Oil Company ensures your business
Never Runs Out of High Quality
Industrial and Heavy-Duty Lubricants
We develop the best products, so you can focus on your business.
Lubrication Experts Serving Your Industry
We also deliver more than 80 years’ worth of product knowledge and experience in industrial and automotive lubricates.
Whether you need one gallon or thousands of gallons.
High-Performance Petroleum Products
Keep Your Business Running Smoothly
We’re dedicated to providing a reliable source of oil products that meet or exceed industry standards – backed by third-party laboratory testing. We offer a comprehensive line of engine oils, diesel exhaust fluid, hydraulic oils, gear oils, and greases to the manufacturing, trucking, automotive, mining, railroad, and agricultural industries.
We’d love to meet you in person.
Real People, Real Customer Service
We focus on you, by providing in-person customer service.
- A real person will answer your phone call.
- Our salespeople will meet you in person at your location.
- Our delivery drivers will come to your door.
With four locations in Missouri, we travel as far as Kansas, Oklahoma, and Arkansas.
- Manufacturing Facilities and Corporate Office
Springfield, MO »
- Joplin Warehouse
Joplin, MO »
- Jeff City Warehouse
Jefferson City, MO »
- West Plains Warehouse
West Plains, MO »