Cleaire Advanced Emission Controls (is now owned by ESW Group)
Environmental ServicesCalifornia, United States51-200 Employees
Cleaire Advanced Emission Controls, now owned by ESW Group, operates in the environmental services sector with a focus on retrofit emission control systems for diesel engines. Based in San Diego, California, the company is positioned to serve customers seeking solutions that address particulate and exhaust emissions through aftermarket technologies. Its history includes the acquisition of select assets by ESW Group, reflecting a continuity of design and manufacturing activities in this space. ESW Group’s broader portfolio, including its Skyline aftermarket product line and related emissions control products, suggests a market focus on heavy-duty vehicle operators and fleet managers seeking compliant, install-ready solutions. The company has expanded its manufacturing footprint in Montgomeryville, Pennsylvania, and has pursued leadership appointments to support commercial growth. The overall context places it as a specialized player within the diesel emission control segment, combining engineering development with manufacturing capacity to support retrofit applications.