Perry Johnson Laboratory Accreditation, Inc.

Perry Johnson Laboratory Accreditation, Inc. (PJLA) is a private organization, offering third-party accreditation services for testing and calibration laboratories. We are absolutely committed to meeting and exceeding the requirements and expectations of our clients in terms of the quality of the services we provide. We are a fully recognized accreditation body by the International Laboratory Accreditation Cooperation (ILAC) and by the Asia Pacific Laboratory Accreditation Cooperation (APLAC) to provide testing and calibration accreditation services.

What Our Clients Are Saying


Newly Accredited Labs

We thank you for your professionalism and the commitment to excellence everyone in your company exhibited all through the assessment process. We very much look forward to working with you in the future.
Tom Shamblee, President
Precision Weighing, Inc.

The overall experience was professional as well as knowledgeable. Your staff helped make the process flow smoothly and quickly. We appreciate all the assistance and look forward to working with you again in October 2010.
Judy Beebe, Quality Manager
BB Control, Inc.

  • Advanced Metrology Est.
  • Agile Calibration
  • Agricultural and Environmental Services Laboratories (AESL), University of Georgia
  • Alternate Systems LLC
  • American Stress Technologies, Inc.
  • Andersen Service Co., Ltd. Quality Assurance department Testing Team
  • A-OX Welding Supply Co., Inc.
  • Cable Technology Laboratories
  • CDX Analytics
  • Center for Nanosatellite Testing, Kyushu Institute of Technology
  • CMM Inspection Solutions Inc.
  • Cook County Department of Environmental Control
  • Doble Engineering Company
  • Ebatco
  • ECS Metrology
  • Education Office for Safety and Sustainability, Faculty of Fisheries sciences, Hokkaido University
  • Gasco Affiliates, LLC
  • Global Calibration, LLC
  • IINO Co., Ltd.
  • ISHIKAWA HEALTH SERVICE ASSOCIATION Environmental Inspection Department
  • Japan Food Inspection Corporation Tokyo Metoropolitan Area Office
  • Kaycha Holdings LLC DBA EVIO Labs
  • Laminar Technologies
  • LUDECA, Inc.
  • MG Merchandise Test Center Co., Ltd.
  • MR Calibration
  • National Non Additive Foods Association Analysis Center
  • Nu Skin Analytical Lab a division of NSE Products, Inc.
  • Palmetto Precision Engineering LLC/UPSTATE SCALES LLC
  • PharmLabs
  • Praxair
  • Public Health Society of Miyagi Prefecture
  • Quality World GmbH
  • Roberts Oxygen Company, Inc.
  • Round Environment General Construction, Mobile Calibration Company
  • Saudi Irrigation Organization Water Quality Labs Department
  • Saybolt LP.
  • Servicios Integrales y Tecnologicos de Tamaulipas, S.A. de C.V.
  • Sivacc Ks S.A. de C.V.
  • Stadia Servicios de Calibracion
  • Stolk Labs, Inc.
  • Suncoh Environmental Research Center Co., Ltd.
  • Tokyo Food Sanitation Association Food Research Laboratory
  • Total Calibration Solutions, INC
  • Umpqua Research Company
  • Willrich Precision Instrument Company