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.

  • Accucold Division, Felix Storch, Inc.
  • Acculab Measurement Standards, Inc.
  • Accurate Dimensional Inspection, Inc.
  • Accu-Test Labs
  • Act Laboratories, Inc.
  • American Flux & Metal
  • A-OX Welding Supply
  • Army Public Health Command (Provisional) (APHC)
  • ARNECOM S.A. de C.V
  • Atlanta Scales, Inc.
  • Badger Scale, Inc.
  • BDC Laboratories
  • Biochemical Lab Service S.r.l.
  • Calibración e Inspecciones Ceisa, S.A. de C.V.
  • Calibraciones de Metrología Mtto. y Consultoría, S.A de C.V.
  • Carcur Metrology
  • Clemson University
  • Copiisa Offshore, S.A. de C.V.
  • CRC Food & Environment Analytical
  • DHHS/FDA/ORA/NE Regional Laboratory
  • DHHS/FDA/ORA/SE Regional Laboratory
  • DTI Japan Ltd. Temperature Calibration Laboratory(TCL)
  • Femto Scientific
  • Fish Health and Safety Laboratory Fisheries Research Center
  • Garrett Laboratories Inc.
  • GDC Thermoplastics Laboratory
  • Grace Analytical Laboratory
  • H & P Mobile Geochemistry, Inc.
  • HAT Co., Ltd.
  • Humphrey Pecan, S.A. de C.V.
  • IINO Co., Ltd.
  • International Chemistry Testing, LLC
  • Iron Laboratories LLC
  • Laboratorio Internacional de Análisis Clínicos, S.A. de C.V.
  • Leeds Precision Instruments, Inc.
  • MED Institute, Inc.
  • Meiden Technical Center North America, LLC.
  • Mess Servicios Metrológicos S. de R.L. de C.V.
  • Metrologia Kglm
  • MIB S.r.l.
  • NIHON ECOTECH CO., LTD. Osaka Analytical Technology Center
  • Oxarc, Inc.
  • Petroleum Research & Development Center (PRDC)
  • PharmLabs
  • Praxair Distribution Inc.
  • Precision Calibration Services, Inc
  • Public Health Command (P) JBLM Public Health Laboratory
  • Quality Lab Accessories
  • Quality Testing Calibration, LLC.
  • Testerlab Laboratorio, S.A. de C.V.
  • TOYO Environmental Laboratory
  • Toyo Quality One Corporation Quality Assurance Division Analysis Group
  • U.S. EPA Region 1
  • Vision Machine Works Inc.