Northern Colorado’s Trusted Distributor for Premium Fuel and Quality Oils

Family-owned and operated, LaSalle Oil provides the highest quality petroleum products for agriculture and oil field partners across Northern Colorado and the Front Range.

Quality Products and Committed Service

LaSalle Oil delivers our valued customers only the best hydraulic and motor oils, and premium diesel fuels. We value integrity and hard work, just like the farmers, ranchers, truckers, oil field technicians, and Coloradans we serve across the Front Range. Our expertise comes from more than twenty-five years in the industry, with a background in farming, oil field, and delivery service management. We cultivate long-lasting customer relationships and believe that our commitment to quality and great service make a difference in our community.

LaSalle Oil’s Suite of Services and Products

Our Full Line of Hydraulic and Motor Oils

We offer a wide range of oils to meet the unique needs of your engines and hydraulic systems. We proudly feature Sinclair, Mag1, and the Amalie family of products including Amalie Motor Oil, Xcel, and Wolf’s Head. We’re also honored to offer Conoco, Chevron, and Mobil to complement our line of products.

Fuel for Every Purpose

Dedicated to the highest quality products, we use premium diesel fuels and additives to ensure your farm, ranch, or oil field runs smoothly. Our fuel delivery services mean you get the fuel you need, when you need it, without delay.

Customer Appreciation Day

Customer Appreciation Day

We celebrate our community of incredible customers every summer with monster trucks, live music, burgers, brats, and more. Customer appreciation day is a chance for our team to thank you all so much for your lasting support. We’re honored to work with you every day. Get ready for a good time with your LaSalle Oil family.
Our Dedicated Team Delivers Excellent Service

Our Dedicated Team Delivers Excellent Service

We’re the family-owned business that our clients trust and our community supports. Operated by the second generation, Robert Downes, LaSalle Oil was created by Doug Downes, a dedicated entrepreneur, who grew up farming before working in the oil fields. We’ve been serving Northern Colorado for more than twenty-five years, delivering exceptional products with care. Our growth is strong and steady, always maintaining a customer-first, quality-focused approach. We do what we do well and we’re proud of the deep relationships we’ve cultivated with our community.

Work with Our Team of Devoted Petroleum Professionals

LaSalle Oil works tirelessly to meet the unique needs of all our customers. Whether you’re in agriculture, oil fields, or fueling your fleet, our team has the quality products and expertise to keep you going all year round.