Skip to main content


Our History

Brown Precast is a division of Brown-Wilbert, Inc., a family owned business in its 5th generation. We have been manufacturing concrete septic tanks for over 30 years and other precast concrete products since 1922.

We are your one stop shop for septic tanks and all septic system accessories in Minnesota, North Dakota, and South Dakota. We stock a full line of septic accessories to help you on the jobsite.

Brown Precast is your exclusive manufacturer for the Redi-Rock Retaining Wall System and for PoleBase Precast foundations in the Midwest.