Established in 1970, MES operates nearly 1,000 environmental projects and services across the Mid-Atlantic Region, and employs over 800 teammates. An independent, self-supporting State agency, MES enhances and protects Maryland’s environment through innovative solutions to the region’s most complex environmental challenges. MES is a unique, not-for-profit public corporation that combines public sector commitment to environmental protection with private sector flexibility and responsiveness. More than two-thirds of MES’ revenues flow directly to the private sector. MES receives no direct State operations funding and does not have regulatory authority. To learn more, visit


To provide operational and technical services to protect and enhance the environment for the benefit of the people of Maryland.


Maryland Environmental Service is an innovative and leading-edge solver of environmental problems; a responsible and successful manager of environmental operations; and a great place to work.

Customer Service Promise

The State of Maryland pledges to provide constituents, businesses, customers, and stakeholders with services in the following manner:

Friendly and Courteous: We will be helpful and supportive and have a positive attitude and passion for what we do.
Timely and Responsive: We will be proactive, take initiative, and anticipate your needs.
Accurate and Consistent: We will always aim for 100% accuracy, and be consistent in how we interpret and implement State policies and procedures.
Accessible and Convenient: We will continue to simplify and improve access to information and resources.
Truthful and Transparent: We will advance a culture of honesty, clarity, and trust.

Tell us about your experience with Maryland Environmental Service. Click here to complete a three question customer experience survey.