Rapid City Materials & Chemicals Company

Knust Masonry is been known in the Materials & Chemicals field as one of the best partners in business.
It is extremely important for us, as a business, to create a healthy working environment.

It is important for us to know that our customers will happily return to Petroleum Environmental Technologies, Inc every time they will need service/products.
As a business, invest in all our processes to make sure they are not damaging for the environment.