Contact Us

Thank you for your interest in contacting Sustainable Maryland.

General Information

You can also call us during our normal business hours Monday–Friday 9:00 a.m.– 5:00 p.m. at 301-405-7956.

To report a problem with the website or for general inquiries, contact Mike Hunninghake at

If you have a question about the certification program call 301-405-7956 or email

Media Inquiries

If you are a member of the media and are looking for information or would like to contact our public relations staff, visit our Media and Publications page and/or call 301-405-7956 or email

Mailing Address

If you would like to send something to Sustainable Maryland via Mail, Fed Ex, UPS or other service, please use the following address.

Sustainable Maryland
Environmental Finance Center
054 Preinkert Field House
College Park, MD 20742

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