Noise and Emissions Controls
Mongoose Power Solutions is proud to serve as the exclusive Strategic Enablement Partner for E.I. Williams in the Northeast US.
About E.I. Williams
Trusted Partner in Noise and Emission Control
E.I. Williams designs and manufactures advanced industrial silencers, emissions systems(DOC, DPF, SCR, 3WC), and exhaust accessories. With fabrication in the U.S. and Canada, they deliver fast lead times and engineered solutions for power generation, data centers, marine, defense, and more.
How Mongoose Works with E.I. Williams
Mongoose Power Solutions is the exclusive Strategic Enablement Partner for E.I. Williams Industries in the Northeast United States. We provide trusted consulting and sales representation for their full line of sound attenuation and emissions control products.
Products We Support
Emissions Solutions
Achieve stringent air quality standards with advanced emissions control systems—including Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalytic Reduction (SCR), Three-Way Catalyst (3WC)—for diesel and natural gas engines.
Exhaust Accessories & Integration
Complete your installation with high-quality exhaust accessories such as flex connectors, bellows, heat blankets, piping, rain caps, and mounting hardware for seamless system integration.
Silencers & Acoustic Solutions
Reduce noise and ensure compliance with expertly engineered silencers for generators, fans, and industrial equipment.
Noise Barriers
Durable barriers providing effective noise reduction in challenging environments, enhancing workplace and community comfort.
Products Guides
Compatible Engine Manufacturers
Caterpillar • Cummins • Waukesha • Jenbacher (INNIO) • DEUTZ • PSI • MTU and other rich-burn natural gas applications
Industries Served
NOx • CO • PM • HC • VOC<100 tpy for
Power Generation • Oil & Gas • Mining • Industrial Facilities • Data Centers • Utilities • Marine



