Global Inspection and Engineering Services

HSB, the largest Authorized Inspection Agency (AIA) accredited by the American Society of Mechanical Engineers (ASME), offers a wide range of inspection services for boilers, pressure vessels, nuclear components and process and power plants. Established in 1866, we provided engineering services to users of steam powered equipment. Today, HSB has grown to be a worldwide leader in the interpretation and application of boiler and pressure vessel codes, standards, directives and client specifications. With local representation and jurisdictional experience, we provide virtually every aspect of inspection and certification mandated by the ASME Codes and regulators globally.

With more than 400 engineers, inspectors and auditors around the world and over 150 years of engineering experience, HSB is highly qualified to help you meet local and international code requirements worldwide.

HSB provides ASME Code Services, Approved and Notified Body Services, International Code Services, Third Party Inspections, Hydrogen Solutions, SMR/Advanced Reactor Inspection Services, ISO Services, Transportation Services (DOT, CDG, TPED+), Project Management, and Technical Training to companies throughout the Americas, Europe, and Asia.