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Directory · Companies G · Updated 2026-10-18

Insurance companies starting with G

Property and casualty insurers whose names start with G, 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.

168 companies: 160 admitted somewhere, 27 eligible for surplus lines somewhere. Click a company for its state-by-state page.

By Sam Alishahi, independent insurance broker · A to Z

Companies G

The list

CompanyNAICHome stateAdmitted inSurplus lines inLines
Gard Marine & Energy Insurance (Europe) AS—NO17—
Gard Marine & Energy LimitedAA3194231BE110—
GARD MARINE \u0026 ENERGY INSURANCE (EUROPE) AS\—Norway01—
GARD MARINE \u0026 ENERGY LTD.\—Bermuda01—
Gard P.&I. (Bermuda) Ltd.—BE16—
Gard P.Andi. (Bermuda), LTD.——01—
Garfield Casualty Company17622TX10Personal auto, General liability
Garfield Farm Mutual Insurance Association17737TX10Crime (burglary and theft), Commercial property (fire and allied lines)
Garrison Property and Casualty Insurance Company21253TX350Personal auto, Equipment breakdown, Commercial package (BOP, CMP) +12 more
Gateway Insurance Company28339IL260Personal auto, Equipment breakdown, Commercial auto +9 more
GEICO Advantage Insurance Company14138NE260Personal auto, Glass, General liability +2 more
GEICO Casualty Company41491NE330Aircraft and aviation, Personal auto, Equipment breakdown +9 more
GEICO Choice Insurance Company14139NE280Personal auto, Glass, General liability +1 more
GEICO County Mutual Insurance Company29181TX10Personal auto, Commercial auto, Crime (burglary and theft) +4 more
GEICO General Insurance Company35882NE350Aircraft and aviation, Personal auto, Equipment breakdown +14 more
GEICO Indemnity Company22055NE350Personal auto, Equipment breakdown, Commercial auto +7 more
GEICO Marine Insurance Company37923NE350Personal auto, Commercial auto, Farm and crop +6 more
GEICO Protection Insurance Company17511NE20Personal auto
GEICO Secure Insurance Company14137NE280Personal auto, Glass, General liability +2 more
GEICO Texas County Mutual Insurance Company27863TX10Personal auto, Commercial auto, Crime (burglary and theft) +6 more
Gem State Insurance Company18457ID20General liability, Ocean marine, Commercial property (fire and allied lines) +1 more
Gemini Insurance Company10833DE522Personal auto, Commercial auto, Commercial package (BOP, CMP) +2 more
General Automobile Insurance Company, Inc. (The)13703TN210Personal auto, General liability, Commercial property (fire and allied lines) +1 more
General Casualty Company of Wisconsin24414WI350Personal auto, Equipment breakdown, Commercial auto +14 more
General Casualty Insurance Company18821WI90Personal auto, Commercial auto, Commercial package (BOP, CMP) +5 more
General Fidelity Insurance Company30007SC20—
General Insurance Company of America24732NH350Aircraft and aviation, Personal auto, Equipment breakdown +18 more
General Reinsurance AG - RJ-1340145—CT10—
General Reinsurance Corporation22039DE320Aircraft and aviation, Personal auto, Equipment breakdown +18 more
General Security Indemnity Company of Arizona20559AZ423Aircraft and aviation, Personal auto, Equipment breakdown +6 more
General Security National Insurance Company39322NY350Aircraft and aviation, Personal auto, Equipment breakdown +17 more
General Star Indemnity Company37362DE523Equipment breakdown, Earthquake, Inland marine +4 more
General Star International Indemnity Ltd——01—
General Star National Insurance Company11967DE350Aircraft and aviation, Personal auto, Equipment breakdown +15 more
Generali (United States Branch)11231NY330Aircraft and aviation, Personal auto, Equipment breakdown +16 more
Generali (United States Branch)—NY10—
Generali USA Insurance Company17630NY230Aircraft and aviation, Personal auto, Equipment breakdown +12 more
Generali USA Insurance Company—NY10—
GENERALI, Assicurazioni Generali, S.p.A.AA1360015IT08—
Generali, Assicuraziono Generali, S.P.A.—UK01—
GENERALI-Assicurazioni Generali SpA—IT11—
Genesee Patrons Cooperative Insurance Company10364New York10—
Genesis Insurance Company38962DE340Aircraft and aviation, Personal auto, Equipment breakdown +17 more
Genworth Home Equity Insurance Corporation41432NC20—
Genworth Mortgage Reinsurance Corporation11049NC10—
Genworth Residential Mortgage Assurance Corporation18759NC20—
Genworth Residential Mortgage Insurance Corporation of North Carolina29823NC20—
Georgia Builders Insurance Company17448DE50Personal auto, Commercial auto, Commercial package (BOP, CMP) +5 more
Georgia Farm Bureau Casualty Insurance Company34436GA10General liability, Commercial property (fire and allied lines), Surety bonds +1 more
Georgia Farm Bureau Mutual Insurance Company14001GA10General liability, Commercial property (fire and allied lines), Surety bonds +1 more
GeoVera Insurance Company10799CA260Aircraft and aviation, Personal auto, Equipment breakdown +14 more
GeoVera Specialty Insurance Company DBA: USF&G Specialty Insurance Company10182DE621Commercial package (BOP, CMP), General liability
Gerling Global Reinsurance Corporation United States Branch11266NY20—
German Farmers Mutual Insurance Association15405IA10—
German Farmers Mutual Insurance Company10307OH10—
German Mutual Insurance Association15408IA10—
German Mutual Insurance Company of Delphos, Oh10311OH10—
German-American Farm Mutual12877TX10Crime (burglary and theft), Commercial property (fire and allied lines)
Germania Farm Mutual Insurance Association29610TX10Equipment breakdown, Crime (burglary and theft), Earthquake +3 more
Germania Fire & Casualty Company19470TX10Personal auto, Equipment breakdown, Credit +6 more
Germania Insurance Company36854TX10Aircraft and aviation, Personal auto, Equipment breakdown +10 more
Germania Property & Casualty Insurance Company12598TX10Personal auto, Equipment breakdown, Crime (burglary and theft) +10 more
Germania Select Insurance Company11521TX10Personal auto, Equipment breakdown, Crime (burglary and theft) +4 more
Germantown Insurance Company11282PA40—
Germantown Mutual Insurance Company14036WI30Personal auto, Commercial auto, Commercial package (BOP, CMP) +5 more
GFMutual Insurance Association15373IA10—
GHS Insurance Company29718OK30Aircraft and aviation, Personal auto, Crime (burglary and theft) +8 more
GIG Risk Retention Group, Inc.17792NV50General liability, Medical malpractice, Professional liability (E&O)
Gillespie Farm Mutual Insurance Company—TX10Commercial property (fire and allied lines)
Gillford Mutual Insurance Company—MN10—
Glacier Insurance Company10480PA30—
Gladius Insurance Risk Retention Group, Inc.17152AL50—
Glatfelter Insurance Company26611DE330Aircraft and aviation, Personal auto, Equipment breakdown +15 more
Glencar Insurance Company12254WI350Aircraft and aviation, Personal auto, Equipment breakdown +13 more
Glencoe Insurance LTD——10—
Global Aerospace Underwriters—NJ20Aircraft and aviation, Personal auto, General liability
Global Hawk Insurance Company Risk Retention Group11948VT20—
Global Liberty Insurance Company of New York11092NY50Aircraft and aviation, Personal auto, Equipment breakdown +5 more
Global Reinsurance Corporation of America21032NY220Aircraft and aviation, Personal auto, Equipment breakdown +11 more
Globe Sec Ins Co24910IL20Personal auto, General liability
GM National Insurance Company42897IL280Personal auto, Commercial auto, Fidelity bonds +6 more
GNY Custom Insurance Company10814AZ412General liability
GoAuto Insurance Company10685LA60Personal auto, General liability, Commercial property (fire and allied lines) +1 more
Golden Bear Insurance Company39861CA520Commercial package (BOP, CMP), Earthquake, Homeowners +2 more
Golden Eagle Insurance Corporation10836NH10—
Golden Insurance Company, A Risk Retention Group11145NC80General liability
Goodville Mutual Casualty Company14044PA40Personal auto, Commercial auto, Commercial package (BOP, CMP) +6 more
Gotham Insurance Company25569NY522Personal auto, Equipment breakdown, Commercial auto +8 more
Government Employees Insurance Company22063NE350Aircraft and aviation, Personal auto, Equipment breakdown +14 more
Government Technology Insurance Company Risk Retention Group Inc13973NV50Personal auto, General liability, Umbrella and excess
Governmental Interins Exch37036IL20Personal auto, Commercial auto, General liability
Governmental Interinsurance Exchange—IL10—
Grain Dealers Mutual Insurance Company22098IN230Personal auto, Equipment breakdown, Commercial package (BOP, CMP) +10 more
Gramercy Indemnity Company25917NY20Aircraft and aviation, Personal auto, Equipment breakdown +5 more
Gramercy Insurance Company43265TX30—
Granada Indemnity Company38148NY160Aircraft and aviation, Personal auto, Equipment breakdown +13 more
Granada Insurance Company16870FL20Personal auto, Commercial auto, Commercial package (BOP, CMP) +4 more
Grand River Insurance Company17373DE10—
Grange Indemnity Insurance Company10322OH110Personal auto, Equipment breakdown, Commercial auto +11 more
Grange Insurance Association22101WA70Personal auto, Commercial auto, Earthquake +8 more
Grange Insurance Company14060OH120Personal auto, Equipment breakdown, Commercial auto +11 more
Grange Insurance Company of Michigan11136OH10—
Grange Property and Casualty Insurance Company11982OH40General liability, Commercial property (fire and allied lines), Surety bonds +1 more
Granite Re, Inc.26310MN320Fidelity bonds, General liability, Commercial property (fire and allied lines) +1 more
Granite Security Insurance Company14095VT20—
Granite State Insurance Company23809IL350Aircraft and aviation, Personal auto, Equipment breakdown +16 more
Granwest Property & Casualty22128WA50Homeowners, General liability, Ocean marine +2 more
Graph Insurance Group, Rrg, Llc16415VT50General liability, Medical malpractice, Professional liability (E&O)
Graphic Arts Mutual Insurance Company25984NY200Aircraft and aviation, Personal auto, Equipment breakdown +15 more
Gray Casualty & Surety Company, The—LA10—
Gray Indemnity Company, The16259TX10Aircraft and aviation, Personal auto, Equipment breakdown +7 more
Gray Insurance Company (The)36307LA350Aircraft and aviation, Personal auto, Equipment breakdown +11 more
Gray Surplus Lines Insurance Company15889LA420General liability
Great American Alliance Insurance Company26832OH350Aircraft and aviation, Personal auto, Equipment breakdown +16 more
Great American Assurance Company26344OH350Aircraft and aviation, Personal auto, Equipment breakdown +17 more
Great American Casualty Insurance Company39896OH60Personal auto, Crime (burglary and theft), Farm and crop +4 more
Great American Contemporary Insurance Company10646OH70Personal auto, Commercial auto, Commercial package (BOP, CMP) +5 more
GREAT AMERICAN E\u0026 S INSURANCE COMPANY\37532OH423Personal auto, Commercial auto, Commercial package (BOP, CMP) +6 more
Great American Fidelity Insurance Company41858OH423General liability, Medical malpractice, Ocean marine +2 more
Great American Insurance Company16691OH330Aircraft and aviation, Personal auto, Equipment breakdown +19 more
Great American Insurance Company of New York22136NY350Aircraft and aviation, Personal auto, Equipment breakdown +17 more
Great American Protection Insurance Company38580OH711Aircraft and aviation, Personal auto, Equipment breakdown +10 more
Great American Risk Solutions Surplus Lines Insurance Company35351OH422Equipment breakdown, Commercial package (BOP, CMP), General liability +1 more
Great American Security Insurance Company31135OH350Aircraft and aviation, Personal auto, Equipment breakdown +16 more
Great American Spirit Insurance Company33723OH350Aircraft and aviation, Personal auto, Equipment breakdown +16 more
Great Bay Insurance Company16620NJ20—
Great Divide Insurance Company25224ND350Aircraft and aviation, Personal auto, Equipment breakdown +17 more
Great Lakes Insurance SEAA1340043—01—
Great Lakes Reinsurance SE—UK01—
Great Midwest Insurance Company18694TX350Aircraft and aviation, Personal auto, Equipment breakdown +15 more
Great Northern Insurance Company20303IN350Aircraft and aviation, Personal auto, Equipment breakdown +17 more
Great Northwest Insurance Company26654MN130Personal auto, Farm and crop, Homeowners +5 more
Great Northwest Insurance Company—MN30—
Great Plains Casualty, Inc.12982IA290Personal auto, Commercial auto, Inland marine +3 more
Great Rivers Mutual Insurance Company—MN10—
Great States Insurance Company33529CA10—
Great West Casualty Company11371NE340Aircraft and aviation, Personal auto, Equipment breakdown +13 more
Greater Mid-Atlantic Indemnity Company17155NY110Personal auto, Commercial package (BOP, CMP), Fidelity bonds +3 more
Greater Midwestern Indemnity Company17154NY110Personal auto, Commercial package (BOP, CMP), Fidelity bonds +3 more
Greater New York Mutual Insurance Company22187NY280Personal auto, Equipment breakdown, Commercial auto +10 more
Green County Mutual Insurance Company11759WI10Commercial package (BOP, CMP), Farm and crop, Homeowners
Green Hills Insurance Company, A Risk Retention Group11941VT60General liability, Medical malpractice, Professional liability (E&O)
Green Mountain Insurance Company , Inc.20680VT10Personal auto, General liability, Workers' compensation
Greenville Casualty Insurance Company, Inc.11128SC20Personal auto, Commercial auto, General liability
Greenwich Insurance Company22322DE350Aircraft and aviation, Personal auto, Equipment breakdown +17 more
Greenwood Insurance Company43974PA240Aircraft and aviation, Personal auto, Equipment breakdown +12 more
Greystone Insurance Company10019CT320Aircraft and aviation, Personal auto, Equipment breakdown +15 more
Grinnell Compass, Inc.15831IA90Personal auto, Commercial auto, Inland marine +1 more
Grinnell Mutual Reinsurance Company, SI14117IA120Personal auto, Commercial auto, Commercial package (BOP, CMP) +6 more
Grinnell Select Insurance Company16144IA100Personal auto, Commercial auto, Inland marine +1 more
Group Ark Insurance Limited—DE30—
Group Ark Insurance Limited - RJ-—DE10—
Grundy Mutual Insurance Association15410IA10—
Grupo Nacional Provincial, S.A.——10Personal auto, General liability
Guarantee Company of North America USA (The)36650AR350Aircraft and aviation, Personal auto, Equipment breakdown +15 more
Guarantee Insurance Company11398FL40General liability, Workers' compensation
Guardian Mutual Insurance Association14262IA10—
GuideOne America Insurance Company42331IA150Personal auto, Equipment breakdown, Commercial auto +13 more
GuideOne Elite Insurance Company42803IA310Personal auto, Equipment breakdown, Commercial auto +14 more
GuideOne Insurance Company15032IA350Personal auto, Equipment breakdown, Commercial auto +15 more
GuideOne National Insurance Company14167IA522Commercial package (BOP, CMP), Crime (burglary and theft), Earthquake +3 more
GuideOne Property & Casualty Insurance Company13984IA10—
GuideOne Specialty Insurance Company14559IA330Aircraft and aviation, Personal auto, Equipment breakdown +16 more
Guilderland Reinsurance Company28630New York20—
Guilford Insurance Company10956IL321—
Gulf Underwriters Insurance Company42811CT618General liability
Gulfstream Property and Casualty Insurance Company12237FL10Personal auto, Fidelity bonds, Inland marine +3 more
Guthrie Risk Retention Group12014SC10—

Method and source

From the state regulators' public company lists loaded in the directory, joined by NAIC number; "admitted in" and "surplus lines in" count the loaded states that list the company that way. CSV · JSON.

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