Modern two-story house with a pool
Directory · Company · Updated 2026-10-18

HDI Specialty Insurance Company · NAIC 16131

Where HDI Specialty Insurance Company is admitted, where it's eligible for surplus lines, the lines it's licensed for and how much of each it writes, from state regulators' public lists and market share reports.

HDI Specialty Insurance Company (NAIC 16131) is a property and casualty insurer domiciled in Illinois, part of Hannover Group. State regulators list it as licensed (admitted) in Illinois, Maryland, Missouri, South Carolina and an eligible surplus lines insurer in Alaska, California, Colorado, Connecticut, Florida, Iowa, Idaho, Kentucky, Massachusetts, Mississippi, Montana, North Carolina, New Jersey, New York, Oklahoma, Oregon, Rhode Island, Tennessee, Texas, Washington, West Virginia. It ranked #76 of 452 in Illinois inland marine in 2025 (0.2% share). It ranked #144 of 420 in North Carolina inland marine in 2025 (0.1% share). It ranked #153 of 695 in Illinois general liability in 2025 (0.1% share).

By Sam Alishahi, independent insurance broker · All companies

By state

Where it's licensed

States whose regulator lists are loaded: Alaska, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Kentucky, Massachusetts, Maryland, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Jersey, Nevada, New York, Ohio, Oklahoma, Oregon, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Washington, Wisconsin, West Virginia, Wyoming. Not on the lists we have for Delaware, Georgia, Hawaii, Minnesota, North Dakota, Nebraska, Nevada, Ohio, South Dakota, Utah, Wisconsin, Wyoming, which doesn't by itself mean it isn't licensed there.

StateStatusLines licensedSinceSource
AlaskaSurplus lines (eligible)——Alaska, 2026-10-18
CaliforniaSurplus lines (eligible)—04/23/2018California Department of Insurance, 2026-10-17
ColoradoSurplus lines (eligible)—2026-07-01Colorado, 2026-10-18
ConnecticutSurplus lines (eligible)——Connecticut, 2026-10-18
FloridaSurplus lines (eligible)——Florida Office of Insurance Regulation, 2026-10-18
IdahoSurplus lines (eligible)——Idaho, 2026-10-18
IllinoisAdmitted (licensed)Personal auto, Commercial auto, Inland marine, General liability, Commercial property (fire and allied lines)—Illinois, 2026-10-18
IowaSurplus lines (eligible)——Iowa, 2026-10-18
KentuckySurplus lines (eligible)——Kentucky Department of Insurance, 2026-10-17
MarylandAdmitted (licensed)——Maryland Insurance Administration, 2026-10-17
MassachusettsSurplus lines (eligible)——Massachusetts, 2026-10-18
MississippiSurplus lines (eligible)——Mississippi Insurance Department, 2026-10-17
MissouriAdmitted (licensed)——Missouri, 2026-10-18
MontanaSurplus lines (eligible)——Market share report
New JerseySurplus lines (eligible)——New Jersey, 2026-10-18
New YorkSurplus lines (eligible)—11/03/2017Excess Line Association of New York (DFS-licensed and eligible excess line insurers), 2026-10-17
North CarolinaSurplus lines (eligible)Inland marine, General liability—North Carolina, 2026-10-18
OklahomaSurplus lines (eligible)——Oklahoma, 2026-10-18
OregonSurplus lines (eligible)——Oregon, 2026-10-18
Rhode IslandSurplus lines (eligible)——Rhode Island, 2026-10-18
South CarolinaAdmitted (licensed)——South Carolina, 2026-10-18
TennesseeSurplus lines (eligible)——Tennessee, 2026-10-18
TexasSurplus lines (eligible)—2017/08/01Texas Department of Insurance, 2026-10-17
WashingtonSurplus lines (eligible)——Washington Office of the Insurance Commissioner and the Surplus Line Association of Washington, 2026-10-17
West VirginiaSurplus lines (eligible)——Market share report
What it writes

Premium and rank by line

From the regulators that publish every company's direct premium by line.

Line and stateRankPremium writtenShareYear
Inland marine in Illinois#76 of 452$3.1M0.25%2025
General liability in Illinois#153 of 695$9.7M0.15%2025
Commercial auto in Illinois#356 of 448$171,8390.01%2025
Inland marine in North Carolina#144 of 420$695,0030.06%2025
General liability in North Carolina#202 of 621$3.0M0.10%2025
Standing

Where it's a top-10 writer

Hannover Group (NAIC group 00517), the group HDI Specialty Insurance Company belongs to, ranks in the top 10 for these lines and states. 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.

Line and stateRankPremium writtenShareYear
Ocean marine in Virginia
Ocean Marine
#1$26.7M16.32%2025
Ocean marine in Ohio
Ocean Marine
#3$9.3M8.95%2025
Ocean marine in Delaware
Ocean Marine
#5$1.2M6.51%2025
Ocean marine in Indiana
Ocean Marine
#5$1.9M5.77%2025
Farm and crop in South Carolina
Farmowners Multiple Peril
#5$2.1M8.15%2025
Ocean marine in South Dakota
Ocean Marine
#5$259,0007.94%2025
General liability in Connecticut
Products Liability
#6$4.7M6.02%2025
Ocean marine in Georgia
Ocean Marine
#6$6.0M5.14%2025
Farm and crop in Delaware
Farmowners Multiple Peril
#7$415,0003.77%2025
Ocean marine in Illinois
Ocean Marine
#7$6.8M3.35%2025
Ocean marine in Kentucky
Ocean Marine
#7$1.9M4.80%2025
General liability in Tennessee
Products Liability
#7$4.7M4.46%2025
Farm and crop in Maryland
Farmowners Multiple Peril
#8$623,0001.53%2025
General liability in Michigan
Products Liability
#8$5.6M3.90%2025
Ocean marine in Oregon
Ocean Marine
#8$2.0M3.73%2025
Farm and crop in New Mexico
Farmowners Multiple Peril
#9$152,0000.37%2025
General liability in South Carolina
Products Liability
#9$4.2M4.47%2025
Farm and crop in West Virginia
Farmowners Multiple Peril
#9$142,0000.61%2025
Ocean marine in Colorado
Ocean Marine
#10$1.1M3.70%2025
Ocean marine in Missouri
Ocean Marine
#10$1.8M3.16%2025
Farm and crop in North Carolina
Farmowners Multiple Peril
#10$1.1M1.27%2025
Aircraft and aviation in West Virginia
Aircraft
#10$191,0002.86%2025

Method and source

Each row comes from the named regulator's public company list on the date shown, joined by NAIC number. "Admitted" means licensed by the state and backed by its guaranty fund; "surplus lines" means eligible to take risks the admitted market declines, without rate or form approval or guaranty fund protection. Premium and rank come from state market share reports that list every company. This is a public-records directory, not a rating or recommendation; for the company's own filings use the NAIC's Consumer Information Source.

Open to use. Cite "Alishahi Insurance insurance company directory" and link here. CSV · JSON.

Need a quote from HDI Specialty Insurance Company or a company like it?

Someone will insure it. I find who.

Send what you need covered and what happened before. I match it to the companies that take it, down to the last-resort plan if it comes to that. I'm licensed in 48 states and Washington, DC and your request stays with my agency, not passed to another agent. In Florida and Washington, where my licenses are still being issued, a partner agency in your state helps in the meantime.

Not shopping yet?

Get a reminder before your renewal.

Tell me when your policy renews and I’ll email you about six weeks before, when it’s worth comparing. One email, no calls.