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Sono-Tek Corp designs and manufactures ultrasonic coating systems that apply precise, thin film coatings to a multitude of products for the microelectronics/electronics, alternative energy, medical, and industrial markets, including specialized glass applications in construction and automotive. It sells products to emerging research and development and other markets. Its ultrasonic nozzle systems use high-frequency, ultrasonic vibrations that atomize liquids into minute drops that can be applied to surfaces at low velocity providing thin layers of protective materials over a surface such as glass or metals.
SPAR Group Inc is a supplier of merchandising and other marketing services. It also provides range of services to retailers, consumer goods manufacturers and distributors around the globe. The company divides its operations into three reportable regional segments: Americas, which is comprised of United States, Canada, Brazil and Mexico; Asia-Pacific (APAC), which is comprised of Japan, China, and India; and Europe, Middle East and Africa (EMEA), which is comprised of South Africa. It generates maximum revenue from Americas.