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Acquisition of D-tect Systems by Ludlum Measurements, Inc.

January 1, 2023

D-tect Systems, a division of VPI Technology (, and its parent company, VPI Technology, have been acquired by Ludlum Measurements, Inc. (


Jeremy Williams, Managing Director of the D-tect Systems division of Ludlum, expressed his enthusiasm for joining the Ludlum family of companies. "This acquisition presents a great opportunity to join forces with a company that has deep roots and expertise in radiation detection market. The synergies of our combined companies will make us better at serving the needs of both of our customers." 


Ludlum Measurements was founded in 1962 by Don Ludlum and is a privately held, family-owned company based in Sweetwater, Texas. LMI offers a large array of radiation detection instrumentation, developed to help monitor the safety of personnel and the environment. LMI is committed to making the world a safer place to live and work by providing affordable, dependable, and durable equipment.

Ludlum Measurements, Inc. Logo

About VPI Technology and D-tect Systems

Founded in 1996, VPI Technology is a multi-discipline firm, specializing in electronics design services, prototyping, certification and testing services, and electronics manufacturing. The company’s expertise in new product development for pioneering technologies and inventive products includes smart home automation, cybersecurity products, mobile hardware, sensor technology, embedded technology, RF/wireless design/IoT, consumer electronics, medical device design, and government and military programs. 
D-tect Systems designs and manufactures radiological detection systems. VPI acquired D-tect Systems from Alliant Tech Systems (ATK) in 2010. D-tect products are designed to monitor and notify homeland security and military personnel of radiological threats.

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