SOTK vs FSI Comparison

Sono-Tek Corp designs and manufactures ultrasonic coating systems for applying precise, thin film coatings to add functional properties, protect or strengthen surfaces on parts and components for the microelectronics/electronics, alternative energy, medical, industrial, and emerging research & development/other markets. The company designs and manufacture custom-engineered ultrasonic coating systems incorporating its patented technology, in combination with applications engineering knowledge, to assist its customers in achieving their desired coating solutions.

Flexible Solutions International Inc develops, manufactures, and markets specialty chemicals that slow the evaporation of water. Its business is organized into two segments: Energy and Water Conservation Products and Biodegradable Polymers. It offers a liquid swimming pool blanket under the WATERSAVR brand, which saves energy and water by inhibiting evaporation from the pool surface, and a chemical product called HEATSAV for use in swimming pools and spas to slow water evaporation. The company also manufactures and markets water-soluble chemicals utilizing thermal polyaspartate biopolymers. It generates the majority of its revenues from the export of its products to international markets.