Teichert Aggregates

Teichert Aggregates, a part of Teichert, is one of the largest, oldest aggregate producers in the United States. Its plants produce graded rock and sand products for various projects. The company maintains locations throughout northern California. Teichert Aggregates also conducts online customer service surveys. Founded in 1887, Teichert is a family-owned business that operates various subsidiaries, including Teichert Construction, Angelo Utilities and Teichert Materials. It additionally maintains a mobile equipment division. The company offers concrete precast products for underground utilities and infrastructure construction applications. Teichert also operates the Teichert Foundation. It uses technologies from Construction Industry Institute. The company also has undertaken projects for Thunder Valley Casino, Mountain House and Hewlett-Packard.

Teichert Aggregates, based in Woodland, CA, is a construction company with a rich history dating back to 1887. Founded by Adolph Teichert, the company remains family-owned and operated, upholding principles of integrity, community support, and employee satisfaction. With a diverse mix of businesses including Teichert Construction and Teichert Materials, the company is committed to high-quality work, customer satisfaction, and giving back to the community. Teichert continues to thrive in the 21st century and beyond, embodying a small-town, family-oriented environment while contributing to the growth and prosperity of Northern California. Generated from the website

Located in Chico, Calif., Knife River Corporation is a subsidiary of the MDU Resources Group. It is a fully integrated, independently managed and operated construction materials and mining company. It uses large equipment, crushers, conveyors and loading equipment for mining and related construction materials production. It mines aggregates and markets crushed stone, sand, gravel and related construction materials, including ready-mixed concrete, cement, asphalt and other value-added products, as well as performing integrated construction services. It also manufactures and distributes liquid asphalt cement, as well as recycles used petroleum products. It provides materials and services to both the public and the private sectors. It has operations in nearly 10 states, including Alaska, California, Hawaii, Iowa, Idaho, Minnesota, Montana, Nebraska and Oregon.