These companies provide diversified insurance for businesses and sell them through insurance brokers. Insurance may cover commercial property, commercial machinery, workers' compensation, commercial liability, contingency, property, casualty, medical stop-loss, commercial credit, commercial auto, and reinsurance. In select cases, this also includes professional liability/errors & omissions.

These companies provide property (real estate) insurance for businesses and consumers and sell them through insurance brokers.

These companies insure businesses against the loss of their cargo while shipping it by sea.

These companies offer professional liability insurance, covering errors and omissions and directors' and officers' insurances, and sell them through insurance brokers.

These companies provide cybersecurity insurance for businesses and sell through insurance brokers.

These companies provide health insurance for consumers, such as long-term care and specified-disease insurance, and sell them through insurance brokers.

These companies reinsure professional liability insurance policies and sell them through insurance brokers.

These companies reinsure health insurance polcies and sell them through insurance brokers.

These companies provide reinsurance for diversified insurance products and sell them through insurance brokers. Typically, they offer insurance for property and casualty insurance packages.

These companies reinsure insurance on loans for financial businesses that hold the debt as an investment product and sell through insurance brokers.

These companies reinsure automobile (consumer passenger car) insurance policies and sell through insurance brokers.

These companies reinsure crop insurance policies and sell directly to their customers.

These companies reinsure cargo insurance policies and sell through insurance brokers.

These companies reinsure property insurance policies and sell them through insurance brokers.