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Directory · South Dakota · Commercial property (fire and allied lines)

Who writes commercial property (fire and allied lines) in South Dakota

Ranked by direct premium written in 2025 from the South Dakota market share report (every company, not a top-N list).

157 companies wrote commercial property (fire and allied lines) in South Dakota in 2025, $152.8M in direct premium. Auto-Owners Insurance Company led with 11.7%; the top five hold 42%.

By Sam Alishahi, independent insurance broker · All lines in South Dakota

Top 10 · NAIC table: 01 - Fire

The insurer groups that write the most commercial property (fire and allied lines) in South Dakota

Top 10 insurer groups by direct premium written in 2025, from the NAIC's Market Share Reports for Property/Casualty Groups and Companies by State. A group is the parent and its insurance companies together; share is the group's part of the state total for the line; loss ratio is losses incurred over premium earned.

#Insurer groupPremium writtenShareLoss ratioMember companies here
1Auto Owners Group$17.7M17.22%38%Auto-Owners Insurance Company, Owners Insurance Company, California Capital Insurance Company, Monterey Insurance Company
2Starr Group$9.5M9.28%14%STARR INDEMNITY \u0026 LIABILITY COMPANY, Starr Surplus Lines Insurance Company, Starr Specialty Insurance Company
3Travelers Group$7.7M7.46%21%Travelers Property Casualty Company of America, Standard Fire Insurance Company (The), Travelers Personal Insurance Company, Travelers Casualty and Surety Company of America
4ACUITY, A Mutual Insurance Company$5.9M5.77%——
5Emc Insurance Co. Group$4.9M4.76%8%EMPLOYERS MUTUAL CASUALTY COMPANY Employers Mutual Casualty Company), EMCASCO Insurance Company, EMC PROPERTY \u0026 CASUALTY COMPANY, Union Insurance Company of Providence
6Berkshire Hathaway Group$4.8M4.67%8%GEICO General Insurance Company, GEICO Texas County Mutual Insurance Company, GEICO County Mutual Insurance Company, Government Employees Insurance Company
7North Star Co. Group$4.5M4.37%15%North Star Mutual Insurance Company
8Liberty Mutual Group$3.6M3.52%7%Safeco Insurance Company of America, Liberty Insurance Underwriters, Inc., Liberty Mutual Fire Insurance Company, Liberty County Mutual Insurance Company
9Chubb Ltd Group$3.3M3.16%—Federal Insurance Company, Ace American Insurance Company, Ace Property and Casualty Insurance Company, Chubb Lloyd's Insurance Company of Texas
10Fm Group$3.0M2.95%—Factory Mutual Insurance Company, Affiliated F M Insurance Company, Appalachian Insurance Company
Commercial property (fire and allied lines) · South Dakota

The companies

#CompanyNAICHome stateStatus herePremiumShare
1Auto-Owners Insurance Company18988MIAdmitted (licensed)$17.9M11.70%
2ACUITY, A Mutual Insurance Company14184WIAdmitted (licensed)$15.3M10.02%
3Travelers Indemnity Company (The)25658CTAdmitted (licensed)$12.8M8.35%
4North Star Mutual Insurance Company14850MNAdmitted (licensed)$10.9M7.13%
5American National Property and Casualty Company28401NEAdmitted (licensed)$7.8M5.10%
6Factory Mutual Insurance Company21482RIAdmitted (licensed)$7.6M5.00%
7EMPLOYERS MUTUAL CASUALTY COMPANY Employers Mutual Casualty Company)21415IAAdmitted (licensed)$6.6M4.29%
8Zurich American Insurance Company16535NYAdmitted (licensed)$5.6M3.68%
9EMC PROPERTY \u0026 CASUALTY COMPANY25186IAAdmitted (licensed)$5.4M3.52%
10Foremost Insurance Company Grand Rapids, Michigan11185MIAdmitted (licensed)$5.2M3.38%
11American Modern Property and Casualty Insurance Company42722OHAdmitted (licensed)$4.0M2.63%
12Federated Mutual Insurance Company13935MNAdmitted (licensed)$3.3M2.15%
13Safeco Insurance Company of America24740NHAdmitted (licensed)$2.9M1.87%
14Penn Millers Insurance Company14982PAAdmitted (licensed)$2.8M1.85%
15Travelers Property Casualty Company of America25674CTAdmitted (licensed)$2.8M1.80%
16Federated Reserve Insurance Company16024MNAdmitted (licensed)$2.4M1.60%
17United States Liability Insurance Company25895NEAdmitted (licensed)$2.3M1.51%
18Western National Mutual Insurance Company15377MNAdmitted (licensed)$2.1M1.34%
19FMNE Insurance Company13889NEAdmitted (licensed)$1.8M1.16%
20Pennsylvania Lumbermen's Mutual Insurance Company14974PAAdmitted (licensed)$1.6M1.07%
21EMCASCO Insurance Company21407IAAdmitted (licensed)$1.6M1.06%
22Federated Rural Electric Insurance Exchange11118KSAdmitted (licensed)$1.5M1.01%
23Allianz Global Risks US Insurance Company35300ILAdmitted (licensed)$1.4M0.89%
24Employers Insurance Company of Wausau21458WIAdmitted (licensed)$1.3M0.87%
25Obsidian Insurance Company35602OHAdmitted (licensed)$1.2M0.77%
26Standard Guaranty Insurance Company42986DEAdmitted (licensed)$1.1M0.75%
27Swiss Re Corporate Solutions Elite Insurance Corporation29700MOAdmitted (licensed)$1.0M0.68%
28XL Insurance America, Inc.24554DEAdmitted (licensed)$962,9970.63%
29Sentry Select Insurance Company21180WIAdmitted (licensed)$882,4570.58%
30Owners Insurance Company32700OHAdmitted (licensed)$803,2940.53%
31United Services Automobile Association, USAA Reciprocal, Attorney-in-fact25941TXAdmitted (licensed)$801,6890.52%
32Sentry Insurance Company24988WIAdmitted (licensed)$782,2890.51%
33Milbank Insurance Company41653IAAdmitted (licensed)$778,8290.51%
34Nationwide Agribusiness Insurance Company28223IAAdmitted (licensed)$750,7040.49%
35Nationwide Mutual Insurance Company23787OHAdmitted (licensed)$733,0630.48%
36Northwest Gf Mut Ins Co14885SDAdmitted (licensed)$668,9280.44%
37IMT Insurance Company14257IAAdmitted (licensed)$664,6060.43%
38Center Mut Ins Co34606NDAdmitted (licensed)$654,7670.43%
39Berkley Regional Insurance Company29580IAAdmitted (licensed)$650,2070.43%
40Federated Service Insurance Company28304MNAdmitted (licensed)$633,9210.41%
41Western National Assurance Company24465MNAdmitted (licensed)$621,2140.41%
42Cincinnati Insurance Company (The)10677OHAdmitted (licensed)$607,0360.40%
43De Smet Farm Mut Ins Co Of SD31445SDAdmitted (licensed)$581,6150.38%
44Berkshire Hathaway Homestate Insurance Company20044NEAdmitted (licensed)$542,8570.36%
45State Automobile Mutual Insurance Company25135OHAdmitted (licensed)$501,0850.33%
46American Economy Insurance Company19690INAdmitted (licensed)$467,9900.31%
47First Liberty Insurance Corporation (The)33588ILAdmitted (licensed)$460,3980.30%
48Affiliated F M Insurance Company10014RIAdmitted (licensed)$435,3690.28%
49American Modern Home Insurance Company23469OHAdmitted (licensed)$419,6000.27%
50Cincinnati Indemnity Company (The)23280OHAdmitted (licensed)$393,2260.26%
51AMCO Insurance Company19100IAAdmitted (licensed)$369,4670.24%
52National Farmers Union Property and Casualty Company16217ILAdmitted (licensed)$330,6980.22%
53Middlesex Insurance Company23434WIAdmitted (licensed)$318,7480.21%
54AXIS Insurance Company37273ILAdmitted (licensed)$318,1680.21%
55Berkley National Insurance Company38911IAAdmitted (licensed)$301,8840.20%
56Addison Insurance Company10324IAAdmitted (licensed)$253,9790.17%
57USAA General Indemnity Company18600TXAdmitted (licensed)$251,1300.16%
58Acadia Insurance Company31325IAAdmitted (licensed)$244,3860.16%
59Pioneer Specialty Insurance Company40312MNAdmitted (licensed)$230,8950.15%
60Ohio Security Insurance Company24082NHAdmitted (licensed)$228,0870.15%
61CSAA General Insurance Company37770INAdmitted (licensed)$225,9180.15%
62USAA Casualty Insurance Company25968TXAdmitted (licensed)$222,0400.15%
63HDI Global Insurance Company41343ILAdmitted (licensed)$219,6030.14%
64Continental Casualty Company20443ILAdmitted (licensed)$209,1600.14%
65Missouri Valley Mut Ins Co27766SDAdmitted (licensed)$204,7210.13%
66Cincinnati Casualty Company (The)28665OHAdmitted (licensed)$200,5710.13%
67Allied Insurance Company of America10127OHAdmitted (licensed)$192,4220.13%
68UNITED FIRE \u0026 CASUALTY COMPANY13021IAAdmitted (licensed)$176,1540.12%
69Arch Insurance (UK) Limited11150MOAdmitted (licensed)$164,7360.11%
70Hanover Insurance Company (The)22292NHAdmitted (licensed)$162,8440.11%
71RSUI Indemnity Company22314NHAdmitted (licensed)$155,9300.10%
72Hartford Fire Insurance Company19682CTAdmitted (licensed)$154,4740.10%
73Grinnell Mutual Reinsurance Company, SI14117IAAdmitted (licensed)$147,1550.10%
74Ace American Insurance Company22667PAAdmitted (licensed)$138,6690.09%
75American West Insurance Company44270NDAdmitted (licensed)$138,4220.09%
76Garrison Property and Casualty Insurance Company21253TXAdmitted (licensed)$129,3660.08%
77Acceptance Indemnity Insurance Company20010NEAdmitted (licensed)$118,9170.08%
78Association Casualty Insurance Company35629TXAdmitted (licensed)$103,0990.07%
79Nationwide Mutual Insurance Company10723OHAdmitted (licensed)$102,4040.07%
80Liberty Mutual Fire Insurance Company23035WIAdmitted (licensed)$102,3730.07%
81American Home Assurance Company19380NYAdmitted (licensed)$98,9740.06%
82Agraria Insurance Company32670NDAdmitted (licensed)$90,2120.06%
83Insurance Company of the State of Pennsylvania (The)19429ILAdmitted (licensed)$87,6840.06%
84Charter Oak Fire Insurance Company, (The)25615CTAdmitted (licensed)$77,7500.05%
85Horace Mann Insurance Company22578ILAdmitted (licensed)$72,5400.05%
86Wesco Insurance Company25011DEAdmitted (licensed)$67,4680.04%
87TransGuard Insurance Company of America, Inc.28886ILAdmitted (licensed)$56,1630.04%
88Falls Lake National Insurance Company31925OHAdmitted (licensed)$54,8190.04%
89Fidelity and Guaranty Insurance Company35386IAAdmitted (licensed)$51,7170.03%
90StarNet Insurance Company40045IAAdmitted (licensed)$49,4210.03%
91Accelerant National Insurance Company10220ARAdmitted (licensed)$49,1940.03%
92Markel Insurance Company38970ILAdmitted (licensed)$48,5440.03%
93Swiss Re Corporate Solutions America Insurance Corporation29874MOAdmitted (licensed)$46,4390.03%
94Atlantic Specialty Insurance Company27154NYAdmitted (licensed)$43,4350.03%
95State National Insurance Company, Inc.12831TXAdmitted (licensed)$40,6940.03%
96CRUM \u0026 FORSTER INDEMNITY COMPANY31348DEAdmitted (licensed)$38,6530.03%
97St. Paul Fire and Marine Insurance Company24767CTAdmitted (licensed)$38,0660.02%
98West American Insurance Company44393INAdmitted (licensed)$37,5220.02%
99Tokio Marine America Insurance Company10945NYAdmitted (licensed)$34,1110.02%
100Pacific Employers Insurance Company22748PAAdmitted (licensed)$33,9060.02%
101National American Insurance Company23663OKAdmitted (licensed)$32,2360.02%
102American Fire and Casualty Company24066NHAdmitted (licensed)$32,1620.02%
103Colony Specialty Insurance Company36927NEAdmitted (licensed)$31,1740.02%
104National Union Fire Insurance Company of Pittsburgh, Pennsylvania19445PAAdmitted (licensed)$28,4600.02%
105Stillwater Insurance Company25180CAAdmitted (licensed)$27,9280.02%
106STATE AUTO PROPERTY \u0026 CASUALTY INSURANCE COMPANY25127IAAdmitted (licensed)$27,1700.02%
107Columbia Mutual Insurance Company40371MOAdmitted (licensed)$22,9560.02%
108New Hampshire Insurance Company23841ILAdmitted (licensed)$21,8340.01%
109Mitsui Sumitomo Insurance Company of America20362NYAdmitted (licensed)$20,7300.01%
110Granite State Insurance Company23809ILAdmitted (licensed)$20,0990.01%
111Nationwide Insurance Company of America25453OHAdmitted (licensed)$19,5190.01%
112Technology Insurance Company, Inc.42376DEAdmitted (licensed)$18,6000.01%
113Atain Specialty Insurance Company17159MIAdmitted (licensed)$17,6810.01%
114Verlan Fire Insurance Company10815NHAdmitted (licensed)$17,5770.01%
115Fireman's Fund Insurance Company21873ILAdmitted (licensed)$16,4620.01%
116Hiscox Insurance Company (Bermuda), Ltd.10200ILAdmitted (licensed)$14,5580.01%
117Union Insurance Company of Providence21423IAAdmitted (licensed)$14,1770.01%
118Massachusetts Bay Insurance Company22306NHAdmitted (licensed)$12,7720.01%
119St. Paul Guardian Insurance Company24775CTAdmitted (licensed)$12,2690.01%
120Imperium Insurance Company35408TXAdmitted (licensed)$11,1630.01%
121Travelers Indemnity Company of America (The)25666CTAdmitted (licensed)$10,9700.01%
122Westfield Insurance Company24112OHAdmitted (licensed)$10,9640.01%
123Continental Insurance Company, (The)35289PAAdmitted (licensed)$10,8300.01%
124Sompo America Insurance Company11126NYAdmitted (licensed)$10,0970.01%
125XL Specialty Insurance Company37885DEAdmitted (licensed)$9,9390.01%
126StarStone National Insurance Company25496DEAdmitted (licensed)$7,8350.01%
127Phoenix Insurance Company, (The)25623CTAdmitted (licensed)$6,5490.00%
128Amerisure Mutual Insurance Company23396MIAdmitted (licensed)$6,1910.00%
129American Casualty Company of Reading, Pennsylvania20427PAAdmitted (licensed)$5,3600.00%
130Travelers Indemnity Company of Connecticut (The)25682CTAdmitted (licensed)$5,2470.00%
131Cumis Insurance Society Incorporated10847IAAdmitted (licensed)$4,9270.00%
132Amica Mutual Insurance Company, The19976RIAdmitted (licensed)$4,8840.00%
133Illinois National Insurance Company23817ILAdmitted (licensed)$4,7790.00%
134Atlantic States Insurance Company22586PAAdmitted (licensed)$4,7390.00%
135American Strategic Insurance Corporation10872INAdmitted (licensed)$3,7610.00%
136BITCO General Insurance Corporation20095IAAdmitted (licensed)$3,6290.00%
137SiriusPoint America Insurance Company38776NYAdmitted (licensed)$3,6060.00%
138North River Insurance Company (The)21105NJAdmitted (licensed)$3,4060.00%
139Union Insurance Company25844IAAdmitted (licensed)$3,3590.00%
140Nationwide General Insurance Company23760OHAdmitted (licensed)$3,1430.00%
141American Security Insurance Company42978DEAdmitted (licensed)$2,5750.00%
142Liberty Mutual Insurance Company42404ILAdmitted (licensed)$2,5710.00%
143Mitsui Sumitomo Insurance USA Inc.22551NYAdmitted (licensed)$2,4190.00%
144Hanover American Insurance Company (The)36064NHAdmitted (licensed)$2,2990.00%
145Dakota Fire Insurance Company10863NDAdmitted (licensed)$2,0510.00%
146STARR INDEMNITY \u0026 LIABILITY COMPANY38318TXAdmitted (licensed)$1,8110.00%
147Philadelphia Indemnity Insurance Company18058PAAdmitted (licensed)$1,4840.00%
148Greystone Insurance Company10019CTAdmitted (licensed)$1,0980.00%
149AmGUARD Insurance Company42390NEAdmitted (licensed)$9250.00%
150Ohio Casualty Insurance Company (The)24074NHAdmitted (licensed)$8060.00%
151Valley Forge Insurance Company20508PAAdmitted (licensed)$5880.00%
152Hartford Underwriters Insurance Company30104CTAdmitted (licensed)$3780.00%
153Allmerica Financial Benefit Insurance Company41840MIAdmitted (licensed)$2500.00%
154Columbia National Insurance Company19640NEAdmitted (licensed)$980.00%
155Argonaut Insurance Company19801NEAdmitted (licensed)$810.00%
156SOMPO AMERICA FIRE \u0026 MARINE INSURANCE COMPANY38997NYAdmitted (licensed)$410.00%
157Berkshire Hathaway Specialty Insurance Company22276NEAdmitted (licensed)$30.00%
Turned down?

Last resort for commercial property (fire and allied lines) in South Dakota

Last resortLinesWhereHow to get in
Surplus lines and Lloyd's open marketallall states, under each state's diligent-search rulesThrough surplus lines wholesalers; commercial property and liability have no guaranteed plan, so this is their last stepSource

Method and source

Source: the South Dakota insurance regulator company list, read 2026-10-18. SD publishes no licensing roster. This is the SD Division of Insurance market share report set for 2025 (NAIC i-site, CodeList Basis: Licensed): every licensed company that reported SD direct premium on its 2025 annual statement, so licensed companies with no SD premium are absent. type = statement type of the total report(s) the company appears in (Property & Casualty / Life / Health / Title; Life covers both the Life & Annuity and the Life A&H totals). lines = SD per-line reports in which the company wrote direct premium > 0, named as the report headers name them (P&C lines plus the A&H lines filed on P&C/Life statements). Farm mutuals sheet (no NAIC codes) and the 'all statement types' aggregates skipped. No surplus lines eligibility list is published by SD (surplus lines filings go through the SLIP+ clearinghouse). 1 company(ies) found only in a per-line report, not in any total, left out: 38920 Kinsale Ins Co (Aircraft - All Perils). "Premium" is direct premium written in the state for the year shown; "share" is that company's part of the state total for the line. A company can be licensed for a line and write none of it, and a surplus lines insurer can write a line without a state license for it.

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