InstroTek, Inc. is proud to be the leader in products and technology development for the construction and raw materials indus ... try. Our leadership team has been in the business for over 23 years. We invented the world’s first portable nuclear gauge calibration device, the world’s first automatic asphalt sealing equipment for accurate density measurements, the first product for rapid drying of asphalt cores, the fastest method for aggregate density and on and on. Around the world, InstroTek equipment is used for accuracy and reliability in materials testing. InstroTek scientists and engineers hold many patents and are continually involved in product-related research and development. The in-depth knowledge of nuclear and non-nuclear instrumentation enables the company to address some of the most complicated measurement problems. Our corporate offices are in Raleigh, NC with six fully equipped service centers in Michigan, Colorado, Nevada, Pennsylvania, and California. With seven strategic offices throughout the US and numerous international distributors, our customers are never far from our experienced and knowledgeable representatives. read more