Our Founders

Since 1970, CB Tech has been guided by brothers and founders, H. Allen Rice and Alvin E. Rice, to provide cleaner, more healthful drinking water to the public. In 1975, they developed their signature technology, the solid carbon block filter; since then, the company has further grown and flourished, manufacturing and selling filters and drinking water systems for residential and commercial use around the world.
CEO H Allen Rice and COO Alvin Rice

Executive Team

Zachary Rice President

Zachary Rice, MBA

President

Jennifer Rice Executive Vice President

Jennifer Rice, CPA

Executive Vice President

A Profile in Innovation and Leadership

World Class Water Filter Manufacturers

Carbon Block Technology, Inc. (CB Tech) is a world leading water filter manufacturer specializing in the development and production of compressed carbon block filters. From its corporate headquarters in Las Vegas, Nevada, CB Tech manages the production and worldwide distribution of its proprietary Carbon Block filters and drinking water treatment systems. Applying technological experience gained from over 40 years of research and development, CB Tech successfully creates innovative, industry-leading solutions to new contamination problems, and its drinking water filters are acknowledged around the world for their comprehensive and cost-effective treatment of contaminants of health concern.

CB Tech successfully develops innovative, industry-leading solutions to new contamination problems.

Founded in December 1970, CB Tech continues its mission to provide the best quality drinking water available at an affordable price. CB Tech’s Carbon Block filter technology has been widely accepted and utilized by hospitals, major universities and schools, laboratories, restaurants, foreign embassies, and millions of consumers. In turn, the company has become a leader among other water filter manufacturers in the U.S. and around the world.
Carbon Block Technology brochure

to learn more about CB Tech and Custom Carbon Block Filters

Our Competitive Edge

As a premier water filter manufacturer, CB Tech’s proprietary Solid Carbon Block technology offers superior effectiveness for the reduction of a broad array of contaminants, including Arsenic V, compared to other water treatment manufacturers. Tested and certified by NSF International, CB Tech couples performance and integrity with the organization and ability to respond quickly and effectively to specialized customer requirements.
CB Tech’s vast experience in the water filtration and treatment industry allows it to incorporate additional water treatment technologies such as microbiological contaminant reduction to its venerable carbon block filters. CB Tech’s versatile in-house production facilities provide flexible scaling to suit each customer’s needs, making no job too big or too small.
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CB Tech Today

Today, CB Tech is a contract manufacturer of custom drinking water systems and filter components distributed under the private labels of the many companies we supply. We offer a diverse line of drinking water systems and Solid Carbon Block filters designed to meet our customer’s specific requirements for residential and commercial point-of-use and point-of-entry applications.

As a leading water filter manufacturer, CB Tech serves more than 80 countries worldwide and is ready to respond to the growing demands of the expanding worldwide drinking water treatment industry. Now, we have the capacity to meet customer production requirements ranging from hundreds to millions of filters, as well as adapt fast to changes in customer demand.

The continued growth of CB Tech — as well as our commitment to delivering high-performance, competitive water treatment devices — has not only allowed us to become an industry-leading water purifier manufacturer, but also a company that has built many long-standing customer relationships, an accurate measure of the strength and quality of CB Tech.