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Directory · Company · Updated 2026-10-18

Professional Security Insurance Company · NAIC 11811

Where Professional Security 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.

Professional Security Insurance Company (NAIC 11811) is a property and casualty insurer domiciled in Arizona, part of Mag Mutual Insurance 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, Minnesota, Mississippi, Montana, North Carolina, New Jersey, New York, Oklahoma, Oregon, Rhode Island, Tennessee, Texas, Utah, Washington, West Virginia. It ranked #3 of 122 in North Carolina medical malpractice in 2025 (8.6% share). It ranked #7 of 127 in Illinois medical malpractice in 2025 (2.8% share). It ranked #279 of 621 in North Carolina general liability in 2025 (0.0% 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, North Dakota, Nebraska, Nevada, Ohio, South Dakota, 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)—06/03/2022California 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)General liability, Medical malpractice, Professional liability (E&O)—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
MinnesotaSurplus lines (eligible)——Minnesota, 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)—11/20/2024Excess Line Association of New York (DFS-licensed and eligible excess line insurers), 2026-10-17
North CarolinaSurplus lines (eligible)General liability, Medical malpractice—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)—2013/09/01Texas Department of Insurance, 2026-10-17
UtahSurplus lines (eligible)——Utah, 2026-10-18
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

Changes

Since 2026-10-17:

What it writes

Premium and rank by line

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

Line and stateRankPremium writtenShareYear
Medical malpractice in Illinois#7 of 127$17.3M2.82%2025
General liability in Illinois#528 of 695$140,0570.00%2025
Medical malpractice in North Carolina#3 of 122$18.5M8.56%2025
General liability in North Carolina#279 of 621$1.3M0.04%2025
Standing

Where it's a top-10 writer

Mag Mutual Insurance Group (NAIC group 00413), the group Professional Security 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
Medical malpractice in Georgia
Medical Professional Liability
#1$139.3M27.32%2025
Medical malpractice in South Carolina
Medical Professional Liability
#1$24.0M22.96%2025
Medical malpractice in West Virginia
Medical Professional Liability
#1$30.3M38.56%2025
Medical malpractice in Alabama
Medical Professional Liability
#2$35.1M15.58%2025
Medical malpractice in New Jersey
Medical Professional Liability
#2$60.3M9.99%2025
Medical malpractice in North Carolina
Medical Professional Liability
#2$41.3M19.12%2025
Medical malpractice in Florida
Medical Professional Liability
#3$91.7M8.39%2025
Medical malpractice in Nevada
Medical Professional Liability
#3$7.9M6.43%2025
Medical malpractice in Rhode Island
Medical Professional Liability
#3$4.0M8.76%2025
Medical malpractice in Tennessee
Medical Professional Liability
#3$17.6M5.57%2025
Medical malpractice in Kentucky
Medical Professional Liability
#4$12.8M7.38%2025
Medical malpractice in Illinois
Medical Professional Liability
#5$25.2M4.06%2025
Medical malpractice in Iowa
Medical Professional Liability
#5$2.9M2.93%2025
Medical malpractice in Oregon
Medical Professional Liability
#5$8.3M6.10%2025
Medical malpractice in South Dakota
Medical Professional Liability
#5$895,0003.97%2025
Medical malpractice in Delaware
Medical Professional Liability
#6$2.3M5.20%2025
Medical malpractice in Maine
Medical Professional Liability
#6$1.7M2.63%2025
Medical malpractice in Mississippi
Medical Professional Liability
#6$5.2M5.43%2025
Medical malpractice in New Mexico
Medical Professional Liability
#6$5.5M5.71%2025
Medical malpractice in Texas
Medical Professional Liability
#6$19.7M3.22%2025
Medical malpractice in Virginia
Medical Professional Liability
#6$15.8M5.85%2025
Medical malpractice in Wisconsin
Medical Professional Liability
#6$4.4M3.83%2025
Medical malpractice in Alaska
Medical Professional Liability
#7$809,0002.88%2025
Medical malpractice in Massachusetts
Medical Professional Liability
#7$10.4M2.33%2025
Medical malpractice in New Hampshire
Medical Professional Liability
#7$3.9M5.79%2025
Medical malpractice in North Dakota
Medical Professional Liability
#7$305,0002.43%2025
Medical malpractice in Oklahoma
Medical Professional Liability
#7$3.6M2.75%2025
Medical malpractice in Connecticut
Medical Professional Liability
#8$4.7M1.78%2025
Medical malpractice in Idaho
Medical Professional Liability
#8$2.2M4.55%2025
Medical malpractice in Arizona
Medical Professional Liability
#9$7.4M2.55%2025
Medical malpractice in Kansas
Medical Professional Liability
#9$2.8M2.31%2025
Medical malpractice in Missouri
Medical Professional Liability
#9$4.1M1.96%2025
Medical malpractice in Arkansas
Medical Professional Liability
#10$2.1M2.18%2025
Medical malpractice in Maryland
Medical Professional Liability
#10$6.1M1.80%2025
Medical malpractice in Montana
Medical Professional Liability
#10$1.8M3.78%2025
Medical malpractice in Washington
Medical Professional Liability
#10$4.7M1.81%2025
Surplus lines

What it writes as a surplus lines insurer in Texas

Coverage lines on which Professional Security Insurance Company filed surplus lines premium with the Surplus Lines Stamping Office of Texas, January to September 2026, ranked by premium among the insurers that filed on each line. Most surplus lines insurers write nationally, so this is a good guide to what it takes on elsewhere too.

Source: SLTX Market Data Reports, "Coverage Totals by Insurer". Ranks only; see the report for premium.

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 and, except in New Jersey (which has a separate surplus lines guaranty fund), without 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.

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