The following groups and individuals are proud to endorse
David McSweeney for Congress 2006
- Honorary Chairman: Gary Skoien - Cook County Republican Chairman & Palatine Township Republican Committeeman
- General Chairman: William McLeod - Mayor of Hoffman Estates
- Finance Co-Chairpersons: Tom and Dede Wamberg
- A.B.A.T.E. of Illinois
- Barrington Township Republican Organization
- Cuba Township Republican Organization
- Family PAC Federal
- Hanover Township Republican Organization
- Illinois Federation for Right to Life
- TOPPER - Township of Palatine, Principled, Energized Republicans (Palatine Township Regular Republican Organization)
- 613 PAC Federal
- STAR - Schaumburg Township Alliance of Republicans (Schaumburg Township Regular Republican Organization)
- Pamela Althoff - Illinois State Senator (R-32nd)
- Marianne Bailey - Former Ela Township Republican Chairperson
- Greg Baise - Business Association Leader
- Ed Bender - Village of Fox Lake Trustee
- Mark Beaubien - Illinois State Representative (R-52nd)
- Bob Bergman - Former Illinois State Representative
- Frank Brigano - Former Village of Hoffman Estates Trustee
- Paul Caprio - Conservative Leader
- Bonnie Thomson Carter - Lake County Board Member
- Ron Colangelo - Benton Township Republican Chairman & Former Winthrop Harbor Trustee
- Cary Collins - Village of Hoffman Estates Trustee
- Bob Cook - Wauconda Township Republican Chairman
- Karen Darch - Barrington Village President
- Gene Dawson - Barrington Township Republican Committeeman & Barrington Township Supervisor
- Mike Ditka - Former Coach, Chicago Bears
- David Dominguez - Johnsburg Village President
- George Dunham - Village of Schaumburg Trustee
- Diane Dunham - Schaumburg Township Trustee
- Vince Farina - Palatine Township Trustee
- Bob Fecarotta - Schaumburg Township Highway Commissioner
- Bruce Fisher - Former Barrington Township Assessor
- Peter G. Fitzgerald - Former United States Senator (R-IL)
- Linda Fleming - Palatine Township Supervisor
- Margaret "Peggy" Franklin - Schaumburg Township Collector
- Marilyn Froehlich - 8th District Republican Deputy Central Committeeperson
- Paul Froehlich - Illinois State Representative (R-56th) & Schaumburg Township Republican Committeeman
- Brian Gidley - Tower Lakes Trustee
- Adeline Geo-Karis - Illinois State Senator (R-31st)
- Matt Glassgow - Inverness Park District Commissioner
- Lillian Golanka - Antioch Township Republican Chairperson
- Tom Gooch - Cuba Township Highway Commissioner & Cuba Township Republican Chairman
- Bill Graft - Harper College Trustee
- Michael J. Graft, Jr. - President, Lake Barrington Countryside Park District
- Ron Hamelberg - Former Barrington Village President
- Lane Harrison - Mayor of Zion
- John Heisler - Nunda Township Supervisor
- Tim Heneghan - Schaumburg Township Clerk
- Rich Hill - Mayor of Round Lake Beach
- Bill Huley - Palatine Township Trustee
- Cindy Irwin - Mayor of Fox Lake
- Dennis Jagla - Nunda Township Assessor
- Milton Jensen - Mayor of Beach Park
- Craig Johnson - Mayor of Elk Grove Village
- Betty Rae Kaiser - Former Newport Township Republican Chairperson
- Bill Kays - McHenry County Circuit Clerk
- Scott Kegarise - Schaumburg Township Trustee
- Mike Kelly - Hanover Township Republican Committeeman & Hanover Township Supervisor
- Terry Kelly - Palatine Township Assessor
- Jack Kiesgen - Former Grant Township Highway Commissioner
- Kim Kiesgen - Grant Township Highway Commissioner
- Colleen Kipferl - Lake Barrington Trustee
- Ken Koehler - Chairman, McHenry County Board
- Nancy Kubalanza - Grant Township Republican Chairperson
- Walt Kubalanza - Grant Township Assessor
- Ray LaHood - United States Representative (R-IL 18)
- Dorothy Larson - Mayor of Antioch
- John Lawson - Schaumburg Township Assessor
- William LeFew - McHenry County Treasurer & McHenry County Republican Chairman
- Susan Low - Mayor of the City of McHenry
- Rick Mack - Vice Chairman of the McHenry County Republican Party, McHenry Township Republican Chairman & Village President of Ringwood
- Judy Martini - Lake County Board Member
- Brian McGuire - Former Hanover Township Republican Committeeman & Hanover Township Clerk
- William & Joane McLeod - Mayor of Hoffman Estates
- Rosemary Mers - Community Leader and Former Wauconda Township Clerk
- Anna Miller - McHenry County Board Member
- David Miller - Palatine Township Trustee
- Robert Miller - Algonquin Township Highway Commissioner
- Lisa Moran - Palatine Township Trustee
- Joe Morris - Conservative Leader
- Mike and Linda Mueller - Community Leaders and Lake County Director, The Fox Waterway Agency
- Ed Murnane - President, Illinois Civil Justice League
- Matt Murphy - Harper College Trustee
- Maureen Murphy - Commissioner, Cook County Board of Review
- Irene Napier - Pro-Life Leader
- David Nelson - Cuba Township Supervisor
- Torrie Mark Newsome - Third Vice Chairman of the Lake County Republican Party, Member of the Board of Governors of the Lake County Federation, & Founder of the Law Office of Torrie Mark Newsome.
- Betty and Bob Niemi - Former Grant Township Assessor
- Kevin O'Connell - Palatine Township Clerk
- Keith Nygren - McHenry County Sheriff
- Pete Patel - Former Schaumburg Township Trustee
- William Peterson - Illinois State Senator (R-26th)
- Linda Post - Village of Inverness Trustee & Barrington Township Committeewoman
- Timothy Powell - Avon Township Trustee
- John Powers - Palatine Township Highway Commissioner
- Bob Powers - Lake County Board Member & Avon Township Republican Chairman
- Lucy Prouty - Ela Township Supervisor
- Bonnie Quirke - Pro-Life Leader
- Gary Reakes - Former Lakemoor Village President
- Pat Riley - Former Village of Schaumburg Trustee
- Tom Rooney - City of Rolling Meadows Alderman
- Don Rudny - Former Mayor of Gurnee
- Brian Sager - Mayor of Woodstock
- Sandra F. Salgado - McHenry County Board Member
- Tom Sanders - Spring Grove Village President
- Bruce Sauer - North Barrington Village President
- Donna Schaefer - McHenry Township Supervisor
- Bob Schmidt - Schaumburg Park District Commissioner
- Jerry Shaw - Village of Round Lake Trustee
- Mark Shepherd - Village of Hebron Trustee
- Aaron Shepley - Mayor of Crystal Lake
- Tim Smith - Village President of Old Mill Creek
- Steve Smouse - Antioch Township Supervisor
- Richard W. Stueber - Grant Township Trustee
- Ron Szymanski - Barrington Township Trustee & President, Barrington Township Republican Organization
- Richard Taccini - Schaumburg Township Trustee
- Pete Tekampe - Fremont Township Supervisor
- Kathy Thompson - Barrington Township Trustee
- Mike Tryon - Illinois State Representative (R-64th)
- Reverend Bob Vanden Bosch - Director, Concerned Christian Americans (the organization is listed for identification purposes only)
- Jean Vonder Haar - Lake Barrington Trustee
- Phyllis Walters - McHenry County Recorder
- Randy Whitmore - Lake County Board Member, District 2
- Bryan Winter
- Kay Wojcik - Former Illinois State Senator (R-28th)
- Mary Wroblewski - Schaumburg Township Supervisor
- Rich & Monica Young
- David Zumwalt - Zion Township Republican Chairman