Conrad and Bischoff is a trusted partner in clean emissions solutions, offering dependable supply of diesel exhaust fluid (DEF) to support your environmental compliance needs. Our bulk DEF programs ensure you're always ready, without last-minute panic.

But our offerings don’t stop at fuel. We carry an extensive inventory of lubricants and oil lubricants engineered for high performance. Whether you’re protecting hydraulics, transmissions, compressors, or heavy-duty engines, our lubrication products reduce wear and help extend equipment life.

We believe your supplier should be more than a vendor—they should be a partner in your growth. That’s why we offer personalized service, technical expertise, and proactive support that makes a measurable difference.

With Conrad and Bischoff, you don’t just get fuel—you get a fueling system designed for performance.