About

Particle Measuring Systems (PMS) specializes in viable and nonviable particle counters and particle counting solutions that measure and monitor contamination levels in clean and controlled environments. Since 1972, our knowledgeable and experienced team has been developing innovative technologies to advance the cleanroom monitoring industry. Led by our technology which provides accurate and reliable results and information for our clients, Particle Measuring Systems is one of the world’s leading companies and manufacturers for particle counting instruments, and molecular and microbial monitoring.