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		United States Department of Labor
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        Mine Safety and Health Administration
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	Office of the Assistant Secretary for Mine Safety and Health

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		Office of the Assistant Secretary for Mine Safety and Health

                    
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            Office of AssessmentsMSHA is headquartered at 201 12th Street South in Arlington, Virginia.
The Office of the Assistant Secretary plans, directs, and administers MSHA's activities to eliminate fatal mining accidents, reduce the frequency and severity of accidents, and minimize health hazards through enforcement of mandatory safety and health standards in the mining industry. MSHA also promotes improved safety and health conditions in the nation's mines through training, education, and technical assistance programs including the testing and approval of equipment for use in the mining industry.
Leadership
Assistant Secretary of Labor Mine Safety and Health Administration
Christopher J. Williamson
Deputy Assistant Secretary for Policy
Julie E. Aaronson
Deputy Assistant Secretary for Operations
Patricia W. Silvey
Chief of Staff
Mary K. Fletcher
Supervisory Special Assistant
Monique MolinaContact the Office of the Assistant Secretary
Phone: 202-693-9414
Email: AskMSHA@dol.gov
MSHA Enforcement OrganizationThese are the agency’s principal officials involved in enforcing all Mine Safety and Health regulations nationwide.Scroll to Top

	Forms
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																Mine Safety and Health Administration201 12th St SSuite 401Arlington, VA 22202-5450www.msha.gov202-693-9400
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