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Technicians examining fuel storage tank

Performance and Quality Testing

Build enduring brand loyalty.

Our endless pursuit of the truth helps you provide trustworthy answers to questions about products, processes, facilities and systems. Our testing, certification and verification services—and the UL Mark—provides regulators, purchasers and consumers with the information they rely on to confidently make the decisions that impact your business. Our quality assurance checks help to ensure that components and products meet your—and your stakeholders’—demands.