Directory · Companies I · Updated 2026-10-18
Insurance companies starting with I
Property and casualty insurers whose names start with I, with NAIC numbers, home state, how many states list each as admitted or as a surplus lines insurer, and the lines it is licensed for. Filter by line, type or state.
104 companies: 98 admitted somewhere, 17 eligible for surplus lines somewhere. Click a company for its state-by-state page.
By Sam Alishahi, independent insurance broker · A to Z
Companies I
The list
| Company | NAIC | Home state | Admitted in | Surplus lines in | Lines |
|---|---|---|---|---|---|
| ICI Mutual Insurance Company, a Risk Retention Group | 11268 | VT | 7 | 0 | Fidelity bonds, General liability |
| Icw Casualty Insurance Company | 16386 | CA | 2 | 0 | General liability, Workers' compensation |
| ICW National Insurance Company | 24635 | CA | 9 | 0 | General liability, Commercial property (fire and allied lines), Workers' compensation |
| Icw Premier Insurance Company | 16387 | CA | 2 | 0 | General liability, Workers' compensation |
| ICW Reinsurance Company | 17921 | NV | 2 | 0 | General liability, Ocean marine, Commercial property (fire and allied lines) +2 more |
| Idaho Counties Risk Management Program, Underwriters | 36480 | ID | 1 | 0 | General liability, Commercial property (fire and allied lines), Workers' compensation |
| Idaho State Insurance Fund | 36129 | ID | 1 | 0 | General liability, Workers' compensation |
| Illinois Casualty Company | 15571 | IL | 10 | 0 | Commercial package (BOP, CMP), General liability, Workers' compensation |
| Illinois Casualty Company | — | IL | 1 | 0 | — |
| Illinois EMCASCO Insurance Company | 32808 | IA | 18 | 3 | Aircraft and aviation, Personal auto, Equipment breakdown +15 more |
| Illinois Farmers Insurance Company | 21679 | IL | 4 | 0 | Personal auto, Commercial package (BOP, CMP), Earthquake +4 more |
| Illinois National Insurance Company | 23817 | IL | 32 | 1 | Aircraft and aviation, Personal auto, Equipment breakdown +16 more |
| Illinois Union Insurance Company | 27960 | IL | 4 | 23 | Aircraft and aviation, Personal auto, Equipment breakdown +12 more |
| Imperial Casualty and Indemnity Company | 11487 | OK | 4 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +10 more |
| Imperial Fire and Casualty Insurance Company | 44369 | IL | 11 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +12 more |
| Imperium Insurance Company | 35408 | TX | 35 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +17 more |
| IMT Insurance Company | 14257 | IA | 8 | 0 | Personal auto, Commercial auto, Crime (burglary and theft) +7 more |
| Incline Americas Insurance Company | 17532 | TX | 5 | 19 | Aircraft and aviation, Personal auto, Equipment breakdown +12 more |
| Incline Casualty Company | 11090 | TX | 30 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +17 more |
| Incline National Insurance Company | 19269 | CA | 13 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +11 more |
| Indemnity Company of California | 25550 | CA | 4 | 0 | — |
| Indemnity Insurance Company of North America | 43575 | PA | 35 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +19 more |
| Indemnity Insurance Corporation of DC, Risk Retention Group | 12018 | DE | 1 | 0 | — |
| Indemnity National Insurance Company | 18468 | MS | 34 | 0 | Personal auto, Equipment breakdown, Commercial auto +11 more |
| Independence American Insurance Company | 26581 | DE | 35 | 0 | Personal auto, Equipment breakdown, Credit +9 more |
| Independence Casualty Insurance Company | 11984 | MA | 1 | 0 | Workers' compensation |
| Independence Pet Insurance Company | 17543 | DE | 19 | 0 | Inland marine, Ocean marine, Pet +1 more |
| Independent Mutual Fire Insurance Company | 29831 | IL | 14 | 0 | Personal auto, Crime (burglary and theft), Farm and crop +4 more |
| Independent Specialty Insurance Company | — | DE | 0 | 1 | — |
| Indiana Farmers Indemnity Insurance Company | 17478 | IN | 4 | 0 | Personal auto, Equipment breakdown, Commercial auto +5 more |
| Indiana Farmers Mutual Insurance Company | 22624 | IN | 4 | 0 | Personal auto, Equipment breakdown, Commercial auto +9 more |
| Indiana Insurance Company | 22659 | IN | 9 | 0 | Personal auto, Commercial auto, Commercial package (BOP, CMP) +12 more |
| Indigo Risk Retention Group Inc. | 17484 | SC | 8 | 0 | General liability, Medical malpractice, Professional liability (E&O) |
| Infinity Assurance Insurance Company | 39497 | Ohio | 7 | 0 | Personal auto, Commercial auto, Inland marine +3 more |
| Infinity Auto Insurance Company | 11738 | OH | 11 | 0 | Personal auto, Equipment breakdown, Commercial auto +9 more |
| Infinity Casualty Insurance Company | 21792 | OH | 6 | 0 | Personal auto, General liability, Workers' compensation |
| Infinity County Mutual Insurance Company | 13820 | TX | 1 | 0 | Personal auto, Commercial auto, Crime (burglary and theft) +4 more |
| Infinity Indemnity Insurance Company | 10061 | IN | 3 | 0 | Personal auto, Commercial auto, General liability |
| Infinity Insurance Company | 22268 | IN | 31 | 0 | Personal auto, Equipment breakdown, Commercial auto +10 more |
| Infinity Safeguard Insurance Company | 16802 | OH | 3 | 0 | General liability, Workers' compensation |
| Infinity Select Insurance Company | 20260 | IN | 7 | 0 | Personal auto, Commercial auto, General liability +1 more |
| Infinity Standard Insurance Company | 12599 | IN | 11 | 0 | Personal auto, Commercial auto, Crime (burglary and theft) +8 more |
| Infrassure Ltd | — | — | 0 | 1 | — |
| Inland Insurance Company | 23264 | NE | 8 | 0 | Fidelity bonds, Surety bonds |
| Inland Mutual Insurance Company | 14281 | NE | 3 | 0 | — |
| Inspirien Insurance Company | 11668 | AL | 3 | 0 | General liability, Workers' compensation |
| Insura Property and Casualty Insurance Company | 38806 | — | 1 | 0 | — |
| Insurance Company of Greater New York | 22195 | NY | 11 | 0 | Personal auto, Equipment breakdown, Commercial auto +7 more |
| Insurance Company of Illinois | 35246 | NM | 22 | 0 | Personal auto, Crime (burglary and theft), Fidelity bonds +6 more |
| Insurance Company of Illinois | 26700 | IL | 10 | 0 | Commercial package (BOP, CMP), Earthquake, Homeowners +4 more |
| Insurance Company of North America | 22713 | PA | 34 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +17 more |
| Insurance Company of the Americas | 33030 | FL | 2 | 0 | — |
| Insurance Company of the South | 11162 | GA | 20 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +13 more |
| Insurance Company of the State of Pennsylvania (The) | 19429 | IL | 34 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +15 more |
| Insurance Company of the West | 27847 | CA | 35 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +17 more |
| Insurance Corporation of New York (The) | 18341 | NY | 3 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +6 more |
| Insurance Placement Facility of Delaware Aka de Fair Plan | — | DE | 1 | 0 | — |
| InsureMax Insurance Company | 10922 | NE | 14 | 0 | Personal auto, Commercial auto, Crime (burglary and theft) +7 more |
| Insurors Indemnity Company | 43273 | TX | 3 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +13 more |
| Insurors Indemnity Select Insurance Company | 11496 | TX | 2 | 1 | Aircraft and aviation, Personal auto, Equipment breakdown +10 more |
| Integon Casualty Insurance Company | 27930 | IL | 6 | 0 | Personal auto, Homeowners, General liability |
| Integon General Insurance Corporation | 22780 | NC | 14 | 0 | Personal auto, Commercial auto, Fidelity bonds +5 more |
| Integon General Insurance Corporation | — | NC | 1 | 0 | — |
| Integon Indemnity Corporation | 22772 | IL | 27 | 0 | Personal auto, Commercial auto, Commercial package (BOP, CMP) +11 more |
| Integon National Insurance Company | 29742 | IL | 35 | 0 | Aircraft and aviation, Personal auto, Commercial auto +16 more |
| Integon Preferred Insurance Company | 31488 | IL | 10 | 0 | Personal auto, Commercial auto, Commercial package (BOP, CMP) +4 more |
| Integra Insurance Incorporated | — | MN | 1 | 0 | — |
| Integris Assurance Company | 13793 | FL | 8 | 0 | Personal auto, General liability, Medical malpractice +2 more |
| Integris Insurance Company | 15890 | CT | 2 | 0 | — |
| Integris Risk Retention Group, Inc. | 13756 | DC | 2 | 0 | — |
| Integrity Insurance Company | 14303 | OH | 4 | 0 | Personal auto, Commercial auto, Commercial package (BOP, CMP) +5 more |
| Integrity Insurance Company | 11584 | NJ | 2 | 0 | — |
| Integrity Property and Casualty Insurance Company | 12986 | OH | 5 | 0 | Personal auto, Commercial auto, Commercial package (BOP, CMP) +5 more |
| Integrity Select Insurance Company | 10288 | OH | 5 | 0 | Personal auto, Commercial auto, Commercial package (BOP, CMP) +4 more |
| Interboro Insurance Company | 14311 | New York | 2 | 0 | — |
| Interinsurance Exchange of the Automobile Club | 15598 | CA | 5 | 0 | Personal auto, Homeowners, Inland marine +2 more |
| Internaitonal General Insurance Company (UK) Ltd. | — | United Kingdom | 0 | 1 | — |
| International Fidelity Insurance Company | 11592 | NJ | 34 | 0 | Fidelity bonds, General liability, Surety bonds |
| International General Insuance Company, Ltd. | — | Bermuda | 0 | 1 | — |
| International General Insurance Company, (UK) Limited | — | UK | 2 | 8 | — |
| INTERSTATE FIRE \u0026 CASUALTY COMPANY\ | 22829 | IL | 4 | 23 | Personal auto, Equipment breakdown, Commercial auto +9 more |
| Intrepid Casualty Company | 17182 | IA | 28 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +15 more |
| Intrepid Insurance Company | 10749 | IA | 35 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +16 more |
| Intrepid Specialty Insurance Company | 17181 | IA | 5 | 18 | Personal auto, Commercial auto, General liability |
| Inverin Insurance Company | 36153 | IL | 30 | 0 | Personal auto, Inland marine, General liability +3 more |
| Investors Title Insurance Company | — | NC | 2 | 0 | — |
| Invictus Insurance Exchange | 34037 | AZ | 31 | 0 | Aircraft and aviation, Personal auto, Equipment breakdown +13 more |
| ION Insurance Company, Inc. | 15936 | AS | 1 | 1 | — |
| Iowa American Insurance Company | 31577 | OH | 5 | 0 | Personal auto, Commercial auto, Commercial package (BOP, CMP) +3 more |
| Iowa Medical Mutual Insurance Company | 99999 | IA | 1 | 0 | — |
| Iowa Mutual Insurance Company | 14338 | OH | 9 | 0 | Personal auto, Commercial auto, Commercial package (BOP, CMP) +4 more |
| Iowa Mutual Insurance Company | — | OH | 1 | 0 | — |
| Iqs Risk Retention Group, Inc. | 15080 | VT | 2 | 0 | — |
| iQUE Insurance Company | 10998 | MI | 4 | 0 | General liability, Workers' compensation |
| Iron Horse Insurance Company | 12687 | — | 0 | 1 | — |
| Ironshore Europe Limited | — | — | 1 | 0 | — |
| Ironshore Indemnity, Inc. | 23647 | IL | 35 | 0 | Personal auto, Equipment breakdown, Commercial auto +17 more |
| Ironshore Insurance Ltd. | — | — | 0 | 1 | — |
| Ironshore Specialty Insurance Company | 25445 | AZ | 7 | 22 | Aircraft and aviation, Personal auto, Commercial auto +8 more |
| ISBA Mut Ins Co | 42927 | IL | 1 | 0 | General liability |
| Island Insurance Company, Limited | 22845 | HI | 1 | 0 | — |
| Island Premier Insurance Company, Limited | 11689 | HI | 1 | 0 | — |
| ISMIE Indemnity Company | 11084 | IL | 4 | 21 | General liability, Medical malpractice, Professional liability (E&O) |
| ISMIE Mutual Insurance Company | 32921 | IL | 28 | 0 | Personal auto, General liability, Medical malpractice +2 more |
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