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The Coretec Group Inc., together with its subsidiary Coretec Industries, LLC, develops, tests, and provides various technologies, products, and service solutions for energy-related industries in the United States and internationally. It owns the rights to a patented volumetric 3D display technology. The company's technologies and products are used in oil/gas, renewable energy, energy conservation, and distributed energy industries, as well as in anti-counterfeit packaging, medical device, electronic, photonic, display, and lighting market applications. The company was formerly known as 3DIcon Corporation and changed its name to The Coretec Group Inc. in June 2017. The Coretec Group Inc. was incorporated in 1995 and is headquartered in Ann Arbor, Michigan.

True Nature Holding, Inc. focuses on engaging in compounding pharmacy activities direct to consumers, doctors, and veterinary professionals. It also focuses on the development of software applications in the healthcare arena, including telemedicine; and consideration of services offering using blockchain encryption technology for various aspects of the healthcare industry. The company is based in Atlanta, Georgia.

Track Group, Inc., together with its subsidiaries, designs, manufactures, and markets location tracking devices in the United States, Latin America, and internationally. The company's products include ReliAlert XC4, a GPS monitoring device; and ReliAlert XC 3, which enables agencies to track offender movements and communicate directly with offenders in real-time through on-board two/three-way voice communication technology. It also provides IntelliTrack, a secure state of the art device-agnostic platform; IntelliTrack Mobile, a mobile application of the Intellitrack software is available for Android and iOS devices; TrackerPAL, a cloud-based monitoring system; TrackerPAL Mobile, a mobile application of the TrackerPAL software for Android and iOS devices; data analytics services; and BACtrack, a smartphone-based remote alcohol monitoring system. In addition, the company offers Empower smartphone application that provides victim and survivor support by creating a mobile geo-zone around a survivor of domestic abuse and communicates with the offender's tracking device; Socrates 360, a platform that offers various content and service; SecureCuff steel bands; and RF Beacon, a self-contained and short-range transmitting station that provides a radio frequency signal communicating with assigned offender GPS devices, as well as product support services. Further, the company develops and sells various related software, services, accessories, networking solutions, and monitoring applications. The company was formerly known as SecureAlert, Inc. and changed its name to Track Group, Inc. in May 2015. Track Group, Inc. was incorporated in 1995 and is headquartered in Naperville, Illinois.