Sono-Tek Corporation SOTK

SOTK Company Overview

Sono-Tek Corporation is a U.S.-based precision engineering company that develops and manufactures ultrasonic coating systems used to apply thin-film coatings in industrial and advanced manufacturing applications. The company operates primarily within the industrial automation, electronics manufacturing, medical device, clean energy, and advanced materials sectors. Its core technology uses ultrasonic atomization to create highly uniform coatings with reduced material waste compared with conventional spray technologies. Sono-Tek’s systems are used in applications including fuel cells, semiconductors, printed electronics, medical diagnostics, glass coatings, and precision industrial components.

The company generates revenue primarily through the sale of ultrasonic coating equipment, integrated systems, and related services. Its products are marketed to manufacturers, research institutions, and OEM customers seeking precision coating solutions for high-value applications. Sono-Tek was founded in 1975 and is headquartered in Milton, New York. Over time, it evolved from a niche ultrasonic spray technology provider into a supplier serving multiple high-growth technology markets, particularly in clean energy and electronics manufacturing. Public filings and company disclosures consistently identify its proprietary ultrasonic nozzle technology as a key competitive differentiator due to its precision, scalability, and lower material consumption.