Who Are the Core Customers in SunCoke Energy Company's Target Market?

SunCoke Energy customers are primarily dominant steel producers such as Cleveland-Cliffs and U.S. Steel that buy bulk metallurgical coke to sustain blast furnace permeability and chemical reduction; these customers drive the bulk of tonnage and revenue. In 2025, metallurgical coke shipments to integrated mills represented the majority of the company's coke volumes, supporting near-term revenue concentration.

SunCoke target market also includes foundry customers in automotive and heavy machinery sectors that buy specialty coke, and global coal producers and commodity traders who use Convent Marine Terminal (CMT) for exporting thermal and metallurgical coal. Logistics sales via CMT add diversification and contributed a material portion of terminal throughput in 2025.

SunCoke Energy, Inc. serves business and institutional buyers – industrial energy customers and commercial buyers of metallurgical coke – rather than retail consumers. Contracts are long-term supply agreements and spot sales to steel mills and traders, with counterparty credit and logistics central to commercial risk.

The primary customers of SunCoke Energy are integrated steel producers as SunCoke customers, which account for the largest share of revenue and tonnage; integrated mills consumed the bulk of the company's metallurgical coke sales in 2025 and remain strategically crucial. Foundry sales are smaller but higher-margin per tonne, while CMT-driven export logistics provide ancillary revenue and capacity utilization benefits. See company context in Mission, Vision, and Values of SunCoke Energy Company.

SunCoke Energy customers cluster near blast furnace capacity in Illinois, Indiana, and Ohio, where metallurgical coke demand is highest and transportation costs are lowest for steel producers and foundries.

Export demand via the Convent Marine Terminal in Louisiana adds a major secondary market; the terminal handles about 15,000,000 tons annual throughput capacity, serving buyers in Europe and South America.

SunCoke Energy, Inc. is strongest near integrated steel producers – its core customers – providing consistent coke supply and rail/port logistics that support steady revenue from industrial energy customers and metallurgical coke buyers.

Demand growth is fastest in export logistics and dry-bulk trade; Convent's Gulf access has increased international offtake in 2025 – 2026, pulling more SunCoke target market volume toward maritime channels. See How SunCoke Energy Company Works and Makes Money for operational context: How SunCoke Energy Company Works and Makes Money

SunCoke Energy customers broaden as the company repurposes dock and rail logistics to handle iron ore and aggregates, winning new industrial energy customers and regional steel producers served by SunCoke while targeting independent steel mills purchasing from SunCoke.

Multi-year contracts with capital-recovery clauses drive high retention for primary customers of SunCoke Energy; stable fuel supply, tailored service levels, and integrated logistics reduce churn among SunCoke core customers and metallurgical coke buyers.

Repeat demand comes from integrated steel producers as SunCoke customers and foundry and steel customers of SunCoke who renew multi-year agreements; ecosystem stickiness increases when logistics and coke supply are bundled, raising customer lifetime value.

The pivotal lever is logistics diversification: optimizing terminals and rail for non-coal cargo expands the SunCoke target market for coke and energy services and supports projected stability – management guided 2026 Adjusted EBITDA near $270,000,000 – $290,000,000 while pursuing disciplined debt reduction to remain the preferred partner for steel producers. See Competitive Landscape of SunCoke Energy Company for context: Competitive Landscape of SunCoke Energy Company