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Maris Tech Ltd is a provider of remote video, audio, telemetry acquisition, distribution, and sharing solutions and products, using high-end digital video, audio, and wireless communication technologies. It designs, develops, manufactures and commercially sells miniature intelligent video and audio surveillance and communication systems, which are offered as products and solutions for the professional as well as the civilian and home security markets.
Psychemedics Corp is engaged in providing testing services for the detection of drugs of abuse through the analysis of hair samples. The company operates through a single segment of drug testing services which include training for the collection of samples and storage of positive samples for its customers for an agreed-upon fee per unit testing of samples. The testing methods of the company utilize a patented technology that digests the hair and releases drugs trapped in the hair without destroying the drugs. They provide testing services for the detection of drugs of abuse and other health markers through the analysis of hair samples. Geographically it generates the majority of its revenue from the United States.