[1] His mother, Marguerite Murphy (née Kane), worked as a computer operator for Maryland National Bank.

[2] Murphy graduated from Andover Senior High School, afterwards attending the University of Baltimore, where he earned a Bachelor of Science degree in real estate and finance in 1983.

He was a co-founder of the Patapsco Valley Republican Club and a past president of the Holmehurst Community Association.

[7] After leaving the legislature, Murphy served as the chair of the Baltimore County Republican Central Committee from 2002 to 2003,[1] resigning to start a lobbying firm, Genn & Murphy, with former Democratic state delegate Gilbert J.

[8] Afterwards, Murphy worked as a Republican strategist, serving in 2010 as advisor to unsuccessful U.S. Senate candidate Eric Wargotz.