National Minerals Corporation – Fly Ash

Who we are

Committed to our customers and our Utility partners


Continuity of supply


Dedicated fleet


Daily on-site quality control testing

Learn more about FlyAsh

What Our Customers are Saying

Dont just take our word

Steve Semrau

General Manager
Knife River Corporation

“In this era when the supply of concrete quality fly ash is often inconsistent and unreliable, we can count on NMC to provide us with a continuous supply of quality assured fly ash to our ready mix plants.”

Matt Westgaard

Vice President of Operations
Molin Concrete Products

“We rely on a consistent supply of fly ash all year to make higher quality, sustainable concrete products. NMC provides us with quality assured fly ash that is always available, economical and delivered to our plants.”