Hide sponsors with less than 10 entries
Include non-championship races
| No | Sponsor | Races | Active Years |
|---|
| 1104 | I-Mode | 55 |
2004–2006 |
| 1105 | IAN | 17 |
2000 |
| 1106 | Iberia Airlines | 7 |
1977 |
| 1107 | Ibm | 41 |
2017–2018 |
| 1108 | IBM | 145 |
1997–1998, 2002, 2007–2008, 2019–2020, 2025–2026 |
| 1109 | IBSV | 33 |
1999–2000 |
| 1110 | IC | 4 |
2025–2026 |
| 1111 | ic! berlin | 3 |
2026 |
| 1112 | ice | 21 |
2023 |
| 1113 | ICE | 23 |
2022–2023 |
| 1114 | Iceberg | 16 |
1987 |
| 1115 | ICI | 127 |
1983–1990 |
| 1116 | ICI Records | 15 |
1982 |
| 1117 | ICICI Bank | 18 |
2008 |
| 1118 | ICL | 49 |
1997–1999 |
| 1119 | ICM | 40 |
2021–2022 |
| 1120 | ICN SportsWeb | 33 |
1997–1998 |
| 1121 | ID&T | 19 |
2005 |
| 1122 | IDEC Groupe | 19 |
2012 |
| 1123 | IFIP | 16 |
1991 |
| 1124 | IFS | 90 |
2016, 2019–2022, 2026 |
| 1125 | Igol | 49 |
1993–1995 |
| 1126 | IKON | 17 |
2001 |
| 1127 | Il Gelataio | 1 |
1981 |
| 1128 | IMASAF Marmitte | 16 |
1996 |
| 1129 | Imation | 85 |
2000–2004 |
| 1130 | IMIT | 16 |
1991 |
| 1131 | Immersive Labs | 24 |
2021–2023 |
| 1132 | Immersivelabs | 21 |
2023 |
| 1133 | Imperial Tobacco | 17 |
1977 |
| 1134 | Império | 16 |
1996 |
| 1135 | IN-Motion | 51 |
2002–2004 |
| 1136 | Indeed | 3 |
2026 |
| 1137 | IndraMind | 3 |
2026 |
| 1138 | Industria Bulloneria Speciale | 16 |
1996 |
| 1139 | INEOS | 73 |
2023–2026 |
| 1140 | Infineon | 140 |
2001–2008 |
| 1141 | Infiniti | 192 |
2011–2020 |
| 1142 | Infinitum | 91 |
2016–2020 |
| 1143 | Infinox | 24 |
2025 |
| 1144 | INFINOX | 23 |
2024 |
| 1145 | Infobip | 22 |
2025–2026 |
| 1146 | Infor | 162 |
2012–2020 |
| 1147 | Informix | 49 |
1997–1999 |
| 1148 | ING | 48 |
2007–2009 |
| 1149 | ingenie | 44 |
2011–2013 |
| 1150 | Ingenuity | 28 |
2023–2024 |
| 1151 | InstaForex | 35 |
2013–2014 |
| 1152 | Instron | 80 |
1996–1997, 2002, 2007–2008 |
| 1153 | Integra | 12 |
2002 |
| 1154 | Intel | 124 |
2002, 2004–2009 |
| 1155 | Intelsat | 37 |
2004–2005 |
| 1156 | INTER | 27 |
2015–2016 |
| 1157 | Interbrand | 33 |
2011–2012 |
| 1158 | Interbrew | 17 |
1997 |
| 1159 | Intercond | 136 |
1999–2006 |
| 1160 | Interlekt | 5 |
1980 |
| 1161 | Internap | 58 |
2012–2014 |
| 1162 | Interoll | 17 |
2020 |
| 1163 | Interproteccion | 137 |
2011–2017 |
| 1164 | Interprotección | 3 |
2016 |
| 1165 | Interprotección | 114 |
2021–2025 |
| 1166 | Interroll | 147 |
2012–2019 |
| 1167 | Interscope | 15 |
1979 |
| 1168 | Interwetten | 10 |
2012 |
| 1169 | Interwetten.com | 16 |
2012 |
| 1170 | IntraLinks | 19 |
2013 |
| 1171 | Intralinks | 38 |
2014–2015 |
| 1172 | IPRA Torino | 15 |
1981 |
| 1173 | IQIT Multimedia | 12 |
2002 |
| 1174 | Iqoniq | 24 |
2020–2021 |
| 1175 | IQRom | 12 |
2002 |
| 1176 | Ircis | 33 |
1997–1998 |
| 1177 | Ireland | 48 |
1991–1992, 1994 |
| 1178 | IREM Group | 16 |
1996 |
| 1179 | IRIS | 39 |
2020–2021 |
| 1180 | iRise | 39 |
2012–2013 |
| 1181 | Iron Mountain | 11 |
2025–2026 |
| 1182 | ISM Group | 2 |
1981 |
| 1183 | Ismoban | 16 |
1991 |
| 1184 | Iso | 30 |
1973–1974 |
| 1185 | Iso Foton | 20 |
2012 |
| 1186 | IT Lab | 42 |
2018–2019 |
| 1187 | IT Unlimited | 37 |
2004–2005 |
| 1188 | Itaipava | 1 |
2009 |
| 1189 | Italdesign | 104 |
2000–2005 |
| 1190 | Itali Avera La Radio Doc | 16 |
1996 |
| 1191 | Italiana | 15 |
1982 |
| 1192 | ITEC | 67 |
2016–2019 |
| 1193 | ITS Ceramiche | 10 |
1996 |
| 1194 | ITW Welding | 19 |
2014 |
| 1195 | Ivalda | 33 |
1997–1998 |
| 1196 | Iveco | 455 |
2003–2026 |
| 1197 | Ivy Oxford | 17 |
2020 |
| 1198 | IWC | 32 |
2013, 2017 |
| 1199 | IWC Schaffhausen | 242 |
2014–2026 |
| 1200 | Ixell | 59 |
2018–2020 |
| 1201 | Ixion | 49 |
1997–1999 |
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