Join Here

Whether your organization is just getting started or is looking to push its sustainability program to the next level, join the nearly 600 businesses and organizations on the Maryland Green Registry committed to reducing their environmental impacts through cost-saving sustainable practices. 

Membership is free.  Join now in three easy steps:​

1)  Download the application (a Word document) by clicking on Join Here below.  

2)  Complete the form by sharing at least five environmental best practices and one result.  It should take only 30 minutes to complete!

 3) Email the completed form to  

Membership Benefits

  • The posting of your environmental profile, as approved by you, on the Maryland Green Registry website
  • Use of the Maryland Green Registry logo on promotional materials
  • Maryland Green Registry window decal for display at your facility
  • Free technical and informational assistance to help you implement new environmental best practices
  • Information about upcoming webinars and conferences
  • Annual contests and prize drawings
  • Access to the Maryland Green Registry group on LinkedIn
  • Eligibility for annual Maryland Green Registry Leadership Awards

Membership Requirements

  1. Implement and share information on at least five environmental practices.
  2. Provide at least one quantitative result from these practices. (Example: kilowatt hours of electricity conserved.)
  3. Strive to continually improve your environmental performance.
  4. Update your membership profile at least every three years.

After you submit a completed application, you’ll receive notification that you've met the Maryland Green Registry requirements and your profile will be posted (after your approval) to the website. ​

Questions? Email or call 410-537-4119

Too busy to complete the application right now and need a reminder? 

Drop us a note here.​

Note: Marinas, boatyards, yacht clubs, and other marine facilities are encouraged to apply first to the Maryland Clean Marina Certification Program​ before joining the Maryland Green Registry.

The Clean Marina program, managed by the Maryland Department of Natural Resources, provides specialized support and recognition to marinas on meeting legal environmental requirements as well as the adoption of voluntary pollution prevention practices.  Visit the list of certified marinas to learn more about the practices they have in place.


The Mar​yland Green Registry is...

  • Free:
    There is no cost to join. Simply create a member profile sharing your environmental best practices.
  • Flexible:
    You choose the activities that make the most sense for your organization.
  • Inclusive:
    The Maryland Green Registry is open to organizations and facilities of all types and sizes in both owned and leased space.
  • Interactive:
    Learn here​ what other Maryland Green Registry members are doing to reduce their environmental impacts and receive staff support on checklist measures.

See Maryland Green Registry at Linked In   See Maryland Green Registry Photostream


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