Evans & Sutherland Computer
OTCMKTS:ESCCEvans & Sutherland Computer Corporation produces and sells visual display systems used primarily in full-dome video projection applications, dome projection screens, and dome architectural treatments in the United States and internationally. The company's products include planetarium and dome theater systems consisting of proprietary hardware and software, and other visual display systems primarily used to project digital video on large curved surfaces. It also produces content for planetariums, schools, science centers, other educational institutions, and entertainment venues; and show content for its own library that it licenses to customers and for specific customer requirements for planetarium and dome theaters. In addition, the company manufactures and installs metal domes with customized optical coatings and acoustical properties that are used for planetarium and dome theaters, and other custom applications; and designs and supplies geometrically complex structures for customized architectural treatments. Evans & Sutherland Computer Corporation was founded in 1968 and is based in Salt Lake City, Utah.
Environmental Tectonics
OTCMKTS:ETCCEnvironmental Tectonics Corporation, together with its subsidiaries, operates as an engineered solutions company in the United States and internationally. It operates in two segments, Aerospace Solutions (Aerospace) and Commercial/Industrial Systems (CIS). The Aerospace segment engages in the design, manufacture, and sale of aircrew training systems to commercial, governmental, and military defense agencies; training devices, including altitude and multiplace chambers to governmental and military defense agencies, and civil aviation organizations; and advanced disaster management simulators to governmental organizations, original equipment manufacturers, fire and emergency training schools, universities, and airports, as well as provides integrated logistics support services. The CIS segment is involved in the design, manufacture, and sale of steam and gas sterilizers to medical device and pharmaceutical manufacturers, as well as universities; and environmental testing and simulation systems primarily to commercial automotive, as well as to heating, ventilation, and air conditioning manufacturers. This segment also provides parts, as well as upgrade, maintenance, and repair services. The company markets its products through independent sales representatives and distributors. Environmental Tectonics Corporation was incorporated in 1969 and is headquartered in Southampton, Pennsylvania.
Manhattan Scientifics
OTCMKTS:MHTXManhattan Scientifics, Inc., a technology incubator, engages in the development and commercialization of life-enhancing technologies in the United States. It develops technologies in the areas of nano-technologies and nano-medicine. The company offers nanostructured bulk metals and alloys in the form of rod, bar, wire, and foil for medical implants and other applications. The company was formerly known as Grand Enterprises, Inc. Manhattan Scientifics, Inc. was founded in 1992 and is based in New York, New York.
Polar Power
NASDAQ:POLAPolar Power, Inc. designs, manufactures, and sells direct current (DC) power generators, renewable energy, and cooling systems in the United States and internationally. The company offers DC base power systems, DC hybrid power systems, DC solar hybrid power systems, and mobile power systems. Its DC power systems are available in diesel, natural gas, LPG/propane, and renewable fuel formats. It serves customers in the telecommunications, military, commercial, industrial, and marine markets. In addition, the company sells its products through a direct sales force, and independent service providers and dealers. The company was formerly known as Polar Products, Inc. and changed its name to Polar Power, Inc. in October 1991. Polar Power, Inc. was incorporated in 1979 and is based in Gardena, California.
mPhase Technologies
OTCMKTS:XDSLmPhase Technologies, Inc. provides artificial intelligence and machine learning focused technology products and related services. It offers mPower EV Charging Network; and Consumer Engagement Platform to understand behavior patterns of consumers and allows the retailers to make these just in time offers available to the end consumer as they travel. mPhase Technologies, Inc. was founded in 1979 and is headquartered in Rockville, Maryland.