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The Physical Measurement Laboratory (PML) sets the definitive U.S. standards for nearly every kind of measurement employed in commerce and research, sometimes across more than 20 orders of magnitude. PML is also a world leader in the science of measurement, devising procedures and tools that make continual progress possible. For more information, see What We Do.
Director: James Olthoff
Deputy Director: Carl Williams
Associate Director for Measurement Services: Gregory Strouse