Instructor, Original Strength. Mark Shropshire | Certified Original Strength Coach. Location: 8885 Centre Park Drive Columbia, Maryland 21045. | more… https://www.google.com/url?rct=j&sa=t&url=http://originalstrength.net/certified-coaches/mark-shropshire-instructor/&ct=ga&cd=CAIyHGVlODAyMzA4NTkzYTU2NGY6Y28udWs6ZW46R0I&usg=AFQjCNGQOnXJKeEhxVQYd0Dw5s_wkU6-UA