About Us
NCT Group, Inc. is an innovative, high-technology development company rich in intellectual property with hundreds of patents and related rights.  The Company is strategically focused on communications initiatives. 

Artera Group, Inc. is the developer of software-based network optimization solutions for service providers as well as small business, enterprise and government networks.  The company’s Artera Turbo™ technology optimizes network bandwidth utilization and accelerates data transmission over any existing communications link for web browsing and other Internet-based activities.  

Pro Tech Communications, Inc. (OTCBB: PCTU) engineers, designs and distributes audio and communications solutions and other products for business users, industrial users and consumers. 

The ClearSpeech® algorithm development group has extensive experience in noise reduction, echo cancellation and signal conditioning.  ClearSpeech technology is utilized in diverse applications including 3G phones, hands-free car kits, “drive thru” intercoms, Formula 1 and NASCAR radio systems, business intercom products and radio communication devices.