Team GNB

Established in 1968 by Gary N. Burnett, GNB Group has emerged as a premier global manufacturer in the vacuum hardware industry. Renowned for our expertise in crafting high vacuum chambers, valves, and components, our offerings are recognized for their high-quality standards, evidenced by our ISO-9000 and ASME U-stamp certifications. We are at the forefront of delivering innovative solutions across a multitude of sectors, including semiconductors, scientific research, furnace and pressure vessel construction, space exploration, medical systems, cancer treatment technologies, vacuum deposition coating systems, flat panel display manufacturing, direct manufacturing, solar panel production, and metallurgical processing.

Our reputation in vacuum engineering is a testament to our commitment to excellence, with our proprietary designs in gate valves, angle valves, ball valves, vacuum chambers, ASME pressure vessels, high-temperature valves, and multi-coolant baffles receiving high accolades from our clients. The acquisition by the KL Group in 2016 further expanded our capabilities, positioning us as a versatile supplier of an array of vacuum hardware components, including various flanges, gas line components, high purity tubing, viewports, gas line heaters, and bubblers.

At GNB Group, we pride ourselves on our ability to cater to both simple and complex needs in vacuum technology. Our legacy spans over five decades, marked by our prowess in producing custom-engineered, top-tier vacuum solutions. As the leading U.S. manufacturer of expansive vacuum chambers and a wide range of vacuum products and accessories, we are committed to innovation in high vacuum and high-temperature domains.

Our team, passionate about their work, is dedicated to creating products that not only excel in performance but also contribute significantly to advancements across industries worldwide.