About Our Company

Secure Environmental LLC

Provides  professional indoor environmental services testing & investigating air & water quality to improve health & hygiene of  commercial buildings, offices, schools, healthcare facilities & homes.


President Mary Clancy RN, CIEC, CMRS, HHS, is a Registered Nurse, a Certified Indoor Environmental Consultant, Certified Microbial Remediation Supervisor, & a Healthy Homes Specialist. In 2009 she became certified as a Level I Thermographer through the  ITC. 

Mary has more than 40 years of experience in healthcare, building hygiene, environmental infection control, and contaminate testing & removal.

Secure Environmental LLC serves the Northern Virginia, Maryland, & Washington DC communities. Our office is located in Leesburg,Virginia. 

         cmrs          ciec