Watch the beginnings of JWC Environmental video.

Our Primary Values


Founded in 1973 in Southern California, JWC is known for our legendary shredders and screens, including the Muffin Monster® – the world’s first dual-shafted sewage grinder. We’ve shipped over 40,000 shredders and screens to facilities around the world – a testament to the trust our customers place in us.

Quality & Innovation

The Monster family of shredders and screens is legendary for quality and reliability. As the industry leader, we have received over 70 patents for product innovation. JWC is also the five-time winner of the Water Environment Federation’s Innovative Technology Award – the most of any wastewater equipment manufacturer.

Global Leadership

JWC manufactures over 200 different types of Monster products and solutions at our ISO certified factories in Santa Ana, California; Cheshire, UK; and Kunshan, China. Our network of business partners spans the globe to provide local sales and support for our customers.

Our Vision

Accelerated growth through dynamic solutions and customer preference created by the passion of our team.

Our Products

Advanced sewage treatment equipment is of vital and growing importance to the world, and JWCE is a leading manufacturer of equipment for wastewater treatment, solids reduction, solids removal, and processing.

Our Monster

Iconic. The Muffin Monster® is legendary in the wastewater industry for power and reliability. For over 45 years the Monster has been a testament to the unrivaled knowledge of our technology and unmatched success with it in our industry.

Company Milestones

August 2020
Press Release: JWC Environmental Relaunches Monster Metal® Grinders With Industry-Leading 5-Year Warranty

SANTA ANA, Calif. (July 21, 2020) – JWC Environmental (JWC), a world leader in wastewater solids reduction and removal equipment,…

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January 2018
Sulzer Completes Acquisition of JWC Environmental

Sulzer announces that it has completed the acquisition of JWC Environmental, LLC (“JWC”).  The transaction allows Sulzer to grow its…

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September 2015
JWC Environmental Acquires IPEC Consultants

JWC acquisition of IPEC Consultants, based in Vancouver, BC, expanded JWC’s Monster Separation Systems offering for both Municipal and Industrial…

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September 2014
Wipes Ready® Technologies Introduced

Wipes Ready® Technologies were added to JWC’s grinders to address the problems caused by disposable wipes and rags

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October 2012
Monster Industrial Business Formed

JWC had long been selling its Monster Grinders into industrial applications so in 2012 the Monster Industrial business was formed…

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August 2011
Windjammer Capital Investors Acquires JWC Environmental

JWC Environmental was acquired from Joseph W. (Woodie) Chambers Jr. by Windjammer Capital Investors. This provided new access to capital…

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January 2003
JWC enters Screens Market with Monster Separation Systems®

In 2003 JWC entered the headworks screening market with the introduction of the Monster Separation Systems

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June 1986
Channel Monster® high-flow grinders introduced

The patented Channel Monster® brought new high-flow grinders to wastewater in 1986

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April 1975
First Muffin Monster® Patent Received

As a testament to the revolutionary technology that the Muffin Monster® brought to the wastewater industry the first US patent…

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May 1973
Disposable Waste Systems Founded

Disposable Waste Systems, which later became JWC Environmental was founded in Santa Ana, California in 1973

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