About Us

Our Story

Founded in 1928, the Harry R. Defler Corporation (Defler) has built its legacy by marketing carbon-based raw materials, petroleum cokes, industrial fuels, and other complementary carbon products while providing logistics and transportation services to heavy industries such as cement plants, foundries, steel plants, aluminum plants, and oil refineries. Our success stems from developing long-lasting industrial customer relationships, fostering long-term supplier partnerships, and maintaining a responsive corporate staff with over 100 years of combined experience. With a broad-based sales team operating across relevant markets and industries, we are committed to sustaining our reputation for reliability and excellence.

Guiding Principles

Enduring Customer Relationships

We prioritize building and maintaining long-lasting partnerships with our industrial customers, ensuring trust, reliability and continuity.

Long-Term Supplier Collaboration

Our success is rooted in fostering strong, mutually beneficial partnerships with long-term suppliers, ensuring consistent quality and supply of materials.

Responsive Corporate Team

With over 100 years of experience, our corporate team is dedicated to providing timely and effective services for our corporate partners.

Market-Relevant Sales Expertise

Our broad-based development staff leverages its deep knowledge of the markets and industries we serve to find solutions.