Preferred Pumpers must meet certain standards and complete a six-month evaluation process to be added to this list. Each company below signed an agreement to meet these standards for cleaning and reporting. They are evaluated on a continuing basis.


A&B Septic Service

Cloudburst Recycling Inc.

Grease Trap Service


Jacob Environmental Services

Northwest Biofuel

Pro-Pump Sanitation Solutions, LLC


Rescue Rooter


Veggie Scout Oil, LLC

Darling International, Inc.

Baker Commodities

Liquid Environmental Solutions

River City Environmental Solutions