Experience, Reputation Reliability, Accuracy
Since 1987 we've offered unmatched service and value to our clients
Do you need to know the composition or morphology of bulk materials, particles or air quality constituents? Using the latest technology, our team of skilled professionals provide quality and timely results.
MAS, Premier Analytical & Consulting Laboratory
"We use MAS exclusively for our testing needs & will continue to do so for many years to come".
- Halliwell Engineering Associates, Inc.
WHAT OUR CLIENTS THINK
"We appreciate the professionalism with all the staff we were in contact with, from the front desk all the way through to management. We look forward to continue the same business relationship".
- A's Indoor Air Quality
- Compass Environmental
"I appreciate all that the lab does to help me meet my clients needs and demands!"
Recent MAS Events
MAS Celebrating our 30th year in service with a Anniversary Party!
Dr. William Longo is a Material Scientist/Electron Microscopist who specializes in the analysis of asbestos containing materials. In 1987, Dr. Longo became president of MAS, LLC, under his guidance MAS grew into a leading laboratory in the fields of chemical analysis and materials characterization for a number of industries including: occupational health and safety, environmental and engineering services, industrial hygiene, and building and construction materials. It was Dr. Longo’s visionary leadership that led to the development of MAS’s Exposure Characterization Lab (ECL).
We wanted to take the opportunity to celebrate Dr. Longo and MAS for it's tremendous success with a party!
US Department of Justice Drug Enforcement Administration (DEA) for Controlled Substances
National Voluntary Laboratory Accreditation Program (NVLAP): Bulk and Air Asbestos Fiber Analysis
American Association for Laboratory Accreditation (A2LA): Chemical Testing
American Association for Laboratory Accreditation (A2LA): Product Certification Body (MAS Certified Green® Emissions Program)
American Industrial Hygiene Association Laboratory Accreditation Program (AIHA-LAP): Industrial Hygiene, Environmental Lead and Environmental Microbiology
Sustaining membership in the Microscopy Society of America (MSA) is the way in which members of the microscopy community, especially those with commercial concerns interested in its promotion and growth, provide special support; MAS, LLC has been a proud sustaining member since 2009.
Hours of Operation
Monday - Friday
8am - 5pm