California

Meet the team that can help you move your project forward

Hi, I am the Regional Sales Manager, Greg Roppelt

My name’s Greg Roppelt, and I’m the Regional Manager for Nexom, including EDI. My experience includes wastewater treatment process design and optimization and I’m involved in lagoon based municipal and industrial wastewater treatment projects across North America.

Hi, I am the Regional Sales Manager, Greg Roppelt

My name’s Greg Roppelt, and I’m the Regional Manager for Nexom, including EDI. My experience includes wastewater treatment process design and optimization and I’m involved in lagoon based municipal and industrial wastewater treatment projects across North America.

Our representative that provides filtration and biological-based products for Southern California is Saddleback Environmental Equipment. You can reach them at:

Saddleback Environmental Equipment

Phone: 714-827-9510
Office: 4312 Jade Ave
Cypress, CA 90630-2050

Also, for the same filtration or biological products, allow us to introduce our northern California representatives, Gierlich-Mitchell. Their territory covers everything including Monterey, Kings, Tulare, and Inyo counties. They are experienced WWTF solutions providers and are excited to be working with them to bring our technologies to your plant.

Phone: 714-236-6070
Website: www.gierlich-mitchell.com
Office: 135 South State College Blvd., Ste 226
Brea, CA 92821

If your project does require EDI aeration, our rep in California (excluding NorCal industrial projects) is MISCOwater. They have the team in place to see your fixed-grid aeration project through from beginning to end. You can reach them at:

Mark Humberstone
Northern California Office:

5115-A Johnson Drive Pleasanton, California 
Phone: 925-225-1900
Mobile: (925) 785-1602
Website: miscowater.com
Office: 5976 W. Las Positas Blvd., #226
Pleasanton, CA  9458
USA

Finally, for those with NorCal industrial projects requiring EDI aeration, we are happy to introduce you to Ryan Process. Covering Monterey, Kings, Tulare, and Inyo counties and every inch of California north of that, they have the specialized knowledge to get your industrial project done right. Reach them at:

Phone: 800-839-0670
Website: ryanprocess.com
Office: 511 1st Street
Benicia, CA 94510

Meet Our California Representative(s)

What engineers have said:

"[EDI's] innovative technology as a post lagoon tertiary filter will meet all the town's future development needs and save the town millions of dollars compared to a conventional plant!"— TRISH JOHNSON, OTTAWA, ONTARIO

What engineers have said:

"The [SAGR] wastewater system is consistently discharging extremely high effluent quality with non-detect BOD, TSS and ammonia."
— MATT WILDMAN, P.E. CEDAR RAPIDS, IOWA

What engineers have said:

"EDI's ability to work with the local operators and their client service throughout the pilot was exemplary!"
— TRISH JOHNSON OTTAWA, ONTARIO

What engineers have said:

"The ease of operation and the ultimate success of the Walker [SAGR] system has led to several other projects in the surrounding communities and throughout Iowa."— MATT WILDMAN, P.E. CEDAR RAPIDS, IOWA

Recent Case Studies

Laguna Niguel, CA

The South Orange County Wastewater Authority (SOCWA) has three primary treatment facilities to treat approximately 26 million gallons of wastewater per day. SOCWA must manage these plants to keep the infrastructure working to create both recycled water and treated effluent.

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Sonoma, California

Aeration upgrade allows winery to minimize energy consumption and double handling capacity during their peak season.

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California, MO

Plant upgrade allows simplified maintenance and room for future expansion while meeting compliance.

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