HARTFORD STEAM BOILER logo

HARTFORD STEAM BOILER

Specialty Equipment Breakdown and Inspection Insurance Enterprise
Visit Website

Overview

Hartford Steam Boiler Inspection and Insurance Company (HSB) is a specialty insurer and inspection services provider and a subsidiary of Munich Re. Founded in 1866, HSB pioneered equipment breakdown insurance and has set the standard for this specialty coverage for over 150 years. Today, HSB is a multi-line specialty insurer offering equipment breakdown, cyber risk, specialty liability, and other coverages, as well as inspection, risk management, and IoT technology services. HSB holds A.M. Best's highest financial strength rating of A++ (Superior).

At a Glance

Founded
1866
Headquarters
Hartford, Connecticut, USA
Employees
1000+

Category & Focus

Category
Specialty Equipment Breakdown and Inspection Insurance

Last updated: 2026-06-03