MES’s sampling and operations/maintenance division provides services to over 200 contaminated sites throughout Suffolk and Nassau counties, New York City, Westchester, New Jersey, Connecticut, and nearby states. Our team is staffed with highly skilled and qualified professionals with backgrounds and certifications/ licenses in Environmental Science, Geology, and Construction. Our field staff uses advanced equipment and technologies to complete the task as hand, which includes pumps, interface probes, and water quality meters. These diverse backgrounds set us apart from many competitors in the breadth of our capabilities.


All scheduling and data sharing is done through our online portal. Clients know when sites are being sampled, by what technician, and for what parameters. In addition, MES holds certification from the State of New Jersey as a Certified Environmental Laboratory for low flow sampling. Each of our field and office staff hold certifications from OSHA and other professional and training organizations.

Our specific operations, maintenance, and sampling services include:

  • Construction of remediation systems
  • Construction of monitoring wells
  • Soil boring
  • Groundwater treatment
  • Passive groundwater sampling
  • Groundwater monitoring
  • Low flow sampling

Our full-service capabilities, attention to detail, and qualified professionals across a variety of fields allows us to quickly identify, sample, test, and determine the state of your groundwater or soil. Throughout New York City, Long Island, New Jersey, and Connecticut we have conducted hundreds of sampling tests to identify potential issues for remediation. If you believe you may have a potential issue, give MES a call and we’ll walk you through our process of sampling, identifying, and remediating groundwater and soil on your site.

Once the contaminated site has been cleaned up, we develop a regularly scheduled maintenance plan to ensure your site stays compliant and does not harm the environment. These stages are crucial to save you time, money, and potential liabilities. Learn more about our maintenance programs for your site by calling 1-855-COMPLY-4.