Advanced Emissions Solutions, Inc. (Arq)

Arq, formerly known as Advanced Emissions Solutions, Inc. (ADA-ES) and rebranded in 2023, is a diversified, high-performance environmental technology company that develops and delivers innovative, patented products to remove harmful chemicals and pollutants from water, land, and air, enabling industrial customers to accelerate toward a cleaner, more sustainable future. As the only vertically integrated producer of activated carbon products in North America, Arq focuses on transforming coal waste into high-value specialty carbons through advanced, automated manufacturing processes that enhance efficiency and reduce environmental impact. Its automation emphasis includes state-of-the-art, highly automated facilities for precise production of powdered and granular activated carbons, integrated with chemical technologies for emissions control and purification. Key offerings encompass powdered activated carbon (PAC) for mercury and NOx reduction in coal-fired plants, granular activated carbon (GAC) for water and air filtration, refined coal additives via Tinuum Group for enhanced combustion, and colloidal carbons for remediation applications. With over 25 years of leadership, Arq holds numerous patents, including over 70 for its carbon processes, and ISO certifications for quality and environmental management. Notable achievements include the 2023 acquisition of Arq Limited assets to expand into granular carbons, optimizing PAC portfolio for positive cash flow in Q4 2023, and supplying solutions for municipal water treatment and groundwater remediation. Serving power generation, industrial, municipal water, and remediation sectors, Arq supports ESG goals and regulatory compliance across the U.S. and Canada, with growth initiatives like GAC plant commissioning in 2024.