10491 committees
| Name | Candidate | Type | Party | City | First Registered |
|---|---|---|---|---|---|
| CBB PAC | James W. Weiss | Political Action Committee | — | West Hartford | May 25, 1999 |
| Caz 2010 | Casimir A. Mizera | Candidate Committee | Republican | Stratford | June 3, 2010 |
| Cavasino for 40th Committee | — | Candidate Committee | — | New London | May 14, 2005 |
| Cavasino for 40th | James C. Cavasino | Candidate Committee | Republican | Groton | June 9, 2004 |
| Cavanaugh For State Rep. 91St District | Rosalie G Cavanaugh | Candidate Committee | Republican | Hamden | June 10, 2010 |
| Cavanaugh For State Rep. 91St | Rosalie G Cavanaugh | Candidate Committee | Republican | Hamden | June 10, 2010 |
| Cavagnero for the 65th | Paul E. Cavagnero | Candidate Committee | Democrat | Torrington | June 7, 2006 |
| Cava17 | Gregory J Cava | Candidate Committee | Democrat | Roxbury | Jan. 11, 2017 |
| Cava 2018 | Greg Cava | Candidate Committee | Democrat | Roxbury | Feb. 27, 2018 |
| Caucus of Ct Democrats PAC | John Kardaras | Political Action Committee | — | Windsor | May 25, 1999 |
| Cathy Walsh For Westport | Catherine A Walsh | Candidate Committee | Republican | Westport | May 9, 2016 |
| Cathy for CT Senate 2018 | Catherine P De Carli | Candidate Committee | Democrat | Southbury | May 18, 2018 |
| Cathy Cook 06 | Cathy Welles Cook | Candidate Committee | Republican | Mystic | May 15, 2006 |
| Cathy C Talmadge | Cathy C Talmadge | Candidate Exemption Committee | Democrat | Westport | Aug. 2, 2017 |
| Catherine L Creager | Catherine L Creager | Candidate Exemption Committee | Democrat | Trumbull | Aug. 7, 2017 |
| Catherine Johnson 08 | Catherine M Johnson | Candidate Committee | Republican | Middletown | June 2, 2008 |
| Catherine Iino | Catherine Iino | Candidate Exemption Committee | Democrat | Killingworth | June 8, 2017 |
| Catherine Calise | Catherine Calise | Candidate Exemption Committee | Republican | Westport | Aug. 2, 2017 |
| CateSteel2020 | Catherine D Steel | Candidate Committee | Democrat | East Lyme | Jan. 6, 2020 |
| Catala for the 39th | Jason L Catala | Candidate Committee | Unaffiliated | New London | Jan. 10, 2019 |
| Catala for State Representative | Jason L. Catala | Candidate Committee | Republican | New London | July 2, 2002 |
| Catala For State Rep. | Jason L. Catala | Candidate Committee | Republican | Waterford | May 24, 2000 |
| Catala For State REP | Jason L Catala | Candidate Committee | Republican | New London | June 17, 2008 |
| Catala for Connecticut | Jason L Catala | Candidate Committee | Democrat | New London | April 16, 2018 |
| Castro for Council | Miguel Castro | Candidate Committee | Democrat | Meriden | Aug. 4, 2017 |
| Castle Craig Group | Emil A. Altobello | Political Action Committee | — | Meriden | Feb. 6, 2003 |
| Castle Craig Committee | Maureen E. Flynn | Political Action Committee | — | Meriden | Jan. 29, 2007 |
| Castater 2010 | Eric G Castater | Exploratory Committee | Democrat | Hamden | Feb. 24, 2010 |
| Cassetti for State Rep | David S Cassetti | Candidate Committee | Republican | Ansonia | March 20, 2024 |
| Cassano For Senate | Stephen T Cassano | Candidate Committee | Democrat | Manchester | March 9, 2016 |
| Cassano 4 Senate | Stephen T Cassano | Candidate Committee | Democrat | Manchester | April 26, 2010 |
| Cassandra A Martineau | Cassandra A Martineau | Candidate Exemption Committee | Green Party | Willimantic | Sept. 26, 2022 |
| Casiano For 46th | Nicholas L Casiano | Candidate Committee | Republican | Norwich | May 28, 2024 |
| CasePAC | — | Political Action Committee | — | Winsted | Dec. 15, 2023 |
| CASE2026 | Jay Case | Candidate Committee | Republican | Winsted | Nov. 11, 2025 |
| Case For State Rep. | Jay M Case | Candidate Committee | Republican | Winsted | April 4, 2012 |
| Case For State Rep | Jay M Case | Candidate Committee | Republican | Winsted | Jan. 22, 2014 |
| Case 2024 | Jay M Case | Candidate Committee | Republican | Winsted | Nov. 28, 2023 |
| Case 2022 | Jay M Case | Candidate Committee | Republican | Winsted | Jan. 5, 2022 |
| Case 2020 | Jay M Case | Candidate Committee | Republican | Winsted | Jan. 3, 2020 |
| Case 2018 | Jay M Case | Candidate Committee | Republican | Winsted | Jan. 12, 2018 |
| Case 2016 | Jay M Case | Candidate Committee | Republican | Winsted | Feb. 1, 2016 |
| Carvin Hilliard for 140th District | Carvin J. Hilliard | Candidate Committee | Democrat | Norwalk | May 4, 2006 |
| Caruso 2010 | Christopher L. Caruso | Candidate Committee | Democrat | Monroe | June 3, 2010 |
| Caruso 2002 | Daniel F. Caruso | Candidate Committee | Republican | Fairfield | Sept. 4, 2002 |
| Cartier for Probate | Michael J Cartier | Candidate Committee | Democrat | Moosup | Jan. 16, 2018 |
| Cartier For Connecticut 2014 | Cynthia Cartier | Candidate Committee | Republican | Guilford | May 8, 2014 |
| Cartier For Connecticut | Cynthia Cartier | Candidate Committee | Republican | Guilford | Feb. 9, 2012 |
| Cartier 2010 | Cynthia Cartier | Exploratory Committee | Republican | Guilford | March 10, 2010 |
| Carter 2020 | Dan Carter | Candidate Committee | Republican | Bethel | Jan. 25, 2020 |