Toyo Engineering Corporation (TOYO) is a Japan-based engineering, procurement, and construction (EPC) company serving the chemical and energy industries. Headquartered in Narashino, Chiba and founded in 1961, the company delivers front-end engineering design (FEED) and EPC projects for petrochemicals, refining, gas processing and LNG, fertilizers (such as ammonia and urea), fine chemicals, pharmaceuticals, and power/industrial utilities.
Beyond project execution, TOYO provides process design, technology development and selected licensing, revamps and debottlenecking, and lifecycle operation and maintenance support. It operates through a global network of group companies with execution experience across Asia, the Middle East, and the Americas. The company is also active in projects related to low‑carbon and circular technologies—such as hydrogen, synthetic fuels, and carbon capture—reflecting ongoing shifts in the chemical value chain.