National Gypsum Products from Knez Inc
Known as the leader in quality, innovation and customer service, National Gypsum manufactures Gold Bond gypsum board, PermaBase cement board, and ProForm finishing products. Headquartered in Charlotte, NC, National Gypsum is one of the largest gypsum board producers in the world. The company is a full-line supplier, and is recognized in the industry for the quality of its products and its outstanding customer service.
National Gypsum’s vision is to be recognized as the industry leader for extraordinary service, and for products that consistently meet their customers’ highest standards. Their core values are the foundation for all decisions and transactions with business partners, customers, associates and the communities where plants are located.
National Gypsum works hard to earn the industry’s best financial returns, and to foster a sense of urgency for innovation, growth and achievement. Their goal is to differentiate the company through excellent service, and to achieve operational excellence by focusing on producing high-quality products, consistency, and safety – all at a low delivered cost. Lastly, the company strives to attract and retain people who are committed to excellence and to offer a work environment that recognizes contribution and growth.
As the second largest producer in the United States, the company’s primary product is Gypsum board. Marketed under the Gold Bond BRAND, National Gypsum produces gypsum board from 17 different operating plants, each one strategically located near major metropolitan areas.
In addition, the company produces interior finishing products under the ProForm BRAND from six operating plants around the nation. Sometimes referred to as “drywall mud” or “ready mix”, their primary product is joint compound.
National Gypsum’s third business line is cement board, marketed under the PermaBase BRAND. Produced in four different plants, cement board is primarily used as an underlayment for floors, countertops and tile walls.

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