Members of the House of Representatives who support SOPA introduced the SOPA bill.]] Initial Sponsors The Stop Online Piracy Act was introduced by Representative Lamar Smith (R-TX). It was initially co-sponsored by 12 Representatives: *Howard Berman (D-CA) *Marsha Blackburn (R-TN) *Mary Bono Mack (R-CA) *Steve Chabot (R-OH) *John Conyers (D-MI) *Ted Deutch (D-FL) *Elton Gallegly (R-CA) *Bob Goodlatte (R-VA) *Timothy Griffin (R-AR) *Dennis A. Ross (R-FL) *Adam Schiff (D-CA) *Lee Terry (R-NE) Subsequent sponsors As of 16 Jan 2012, there were 31 co-sponsors of the bill. In addition to the initial sponsors, 18 other representatives signed on: *Mark Amodei *Joe Baca *John Barrow *Karen Bass *John Carter *Judy Chu *Jim Cooper *Tim Holden *Peter T. King *John Larson *Ben R. Luján *Thomas Marino *Alan Nunnelee *Bill Owens *Ben Quayle *Steve Scalise *Brad Sherman *Debbie Wasserman Schultz *Melvin Watt List of Senators who support the Protect IP Act The Protect IP Act was introduced by , co-sponsored by, as of Jan 17, 2012: * Lamar Alexander TN * Kelly Ayotte NH * Michael F. Bennet CO * Jeff Bingaman NM * Richard Blumenthal CT * Roy Blunt MO * John Boozman AR * Barbara Boxer CA * Sherrod Brown OH * Benjamin L. Cardin MD * Robert P. Casey Jr. PA * Saxby Chambliss GA * Thad Cochran MS * Christopher A. Coons DE * Bob Corker TN * Richard Durbin IL * Michael B. Enzi WY * Dianne Feinstein CA * Al Franken MN * Kirsten E. Gillibrand NY * Lindsey Graham SC * Chuck Grassley IA * Kay Hagan NC * Orrin G. Hatch UT * Johnny Isakson GA * Tim Johnson SD * Amy Klobuchar MN * Herb Kohl WI * Mary L. Landrieu LA * Joseph I. Lieberman CT * John McCain AZ * Robert Menendez NJ * Jerry Moran KS (withdrawn) * Bill Nelson FL * James E. Risch ID * Marco Rubio FL * Charles E. Schumer NY * Jeanne Shaheen NH * Tom Udall NM * David Vitter LA * Sheldon Whitehouse RI