Delta CleanTech Inc. engages in the CO2 capture, hydrogen production, solvent and ethanol purification, methane collection and destruction, and carbon credit certification and trading businesses in Canada. It offers CO2 capture solutions for CO2 enhanced heavy oil production, coal and gas power generation, and the industrial food grade CO2 markets through LCDesign, PDOengine, and DeltaSolv technologies. The company also provides Delta Purification system, including Delta solvent reclaiming system and Delta glycol reclaiming system, which offers reclaiming amine-based solvents used in natural gas processing and CO2 capturing processes; and reclaiming glycols, such as mono-ethylene glycol and tri-ethylene glycol used for natural gas dehydration, cooling, and anti-freeze processes. In addition, it provides technology for the development of hydrogen fueling stations; and develops, verifies, and markets CO2 offset credits. Further, the company provides engineering, process designing, and consulting services. Delta CleanTech Inc. was incorporated in 2020 and is headquartered in Calgary, Canada. Delta CleanTech Inc. is a subsidiary of HTC Purenergy Inc.