Lighthouse offers the most complete line of contamination monitoring solutions available including Airborne Particle Counts, Airborne Molecular Contamination Levels, Liquid Particle Counts, Electrostatic Charge, Temperature, Humidity, Total Organic Carbon Monitoring and many more. These solutions are now found in semiconductor, pharmaceutical, data storage, biotechnology, aerospace and defense industry plants worldwide. Founded by Tae Yun Kim & Associates in 1982.