This International Women’s Day, Perry Johnson companies proudly shines a spotlight on the outstanding women who lead with passion, innovation,…

Dear Perry Johnson Family, It is with heavy hearts that we share the news of the passing of our dear…

In the dynamic world of testing and analysis, the choice between an accredited and a non-accredited laboratory can significantly impact…

With a robust network of international offices, PJLA is uniquely positioned to provide comprehensive assistance to organizations worldwide. Our global…

In the intricate world of accreditation, where precision is paramount and accuracy is everything, the pursuit of excellence is never-ending.…

PJLA has gathered data from the ISO/IEC 17025 assessments held in 2023 for both testing and calibration laboratories. Here were…

Measurement Uncertainty refers to the doubt or range of values associated with a measurement result. It’s crucial for understanding the…

Embarking on your first accreditation assessment can be a daunting task, much like stepping into the kitchen to prepare a…

In the dynamic world of accreditation, the significance of outstanding customer service cannot be overstated. A stellar example of this…