December 19, 2025
City of Corona
755 Public Safety Way
Corona, CA 92880
To Whom It May Concern:
Coombs-Hopkins Company and its wholly owned aftermarket subsidiary, DC Frost Associates Inc., are the sole and exclusive representative in Southern California for the following equipment manufacturers:
• Alfa Laval, Inc.
o Centrifuge Decanters
o Ashbrook/Simon-Hartley legacy Belt Filter Presses and Gravity Belt Thickeners o Spiral Heat Exchangers
• Ovivo USA
o Ovivo and EIMCO legacy Circular Clarifiers
o Carrousel Oxidation Ditches
o Varec Biogas Safety & Handling Equipment
• Parkson Corporation
o AquaGuard Continuous Filter Element Screens
o RotoShear Internally-Fed Rotary Drum Screens
o RotoGuard Rotary Drum Screens
o DynaSand Sand Filters
• Vulcan Industries
o EWP Headworks Screenings Wash Presses
o ESK Grit Classifiers
If you have any questions or concerns regarding this information, please do not hesitate to contact me. Thank you.
Best Regards,
Casey Rebmann
Plant Sales Engineer, Coombs-Hopkins Company
(760) 931-0555
[email protected]