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.

  • Air Allergen & Mold Testing, Inc
  • Atlantic Analytical Laboratory
  • Basculas Internacionales de México, S.A. de C.V.
  • Basf Mexicana, S.A. de C.V.
  • Bormann México
  • C-6 Inc. dba. Precision Gage Inc.
  • Calibración, Medición y Control Industrial Río Bravo, S.A. de C.V.
  • Caltechnix de México, S.A. de C.V.
  • Camin Cargo Control
  • Cascade Technical Services-Vermont
  • Caterpillar México, S.A. de C.V.
  • Columbia River Processing aka Tillamook County Creamery Association
  • DB Labs, LLC
  • Descafeinadores Mexicanos, S.A. de C.V.
  • Diagnostic Center for Animal Health and Food Safety, Obihiro University of Agriculture
  • Dimetrica Group, S.A. de C.V.
  • Ensayes y Representaciones, S.A. de C.V.
  • Ensayos y Pruebas Funcionales de México, S.A. de C.V.
  • Enviren Calibrations
  • Flex AEG Labs GDL
  • Fremont Analytical, Inc.
  • Genitest
  • GHD Consultants Ltd.
  • Global-tech Ltd. Technical Support Center
  • Hokkaido University, Research Center for Zoonosis Control
  • Holts Precision, Inc.
  • Ibaraki Pharmaceutical Association Inspection Center
  • Ingenieria y Servicios Electrónicos Industriales (ISEI)
  • JAE Business Support Ltd
  • Japan Oilstuff Inspector's Corporation
  • Juan Daniel Padilla de la Sancha / JD Calibraciones
  • KANKYO EISEI YAKUHIN Co., LTD Environmental Research Lab. of Public Health/Laboratory of Kansai Science
  • Kibun Food Safety Center Inc.
  • LabCor Portland
  • Laboratory Technical Services LLC
  • Martin Instrument Laboratories, Inc.
  • M-BioLabs, Inc.
  • MDI Calibration, Inc
  • Metrología y Calibración del Norte, S.A. de C.V.
  • Miguel Vázquez Contreras / Capacitación y Metrología
  • Mycotoxin Research Association
  • Naganoshi Yakuzaishikai Corporation Examination Center
  • National Veterinary Assay Laboratory, Ministry of Agriculture, Forestry and Fisheries
  • Newco Inc.
  • NMK Resources, Inc.
  • Personal Genome Diagnostics
  • Professional Testing Laboratory, Inc.
  • PTOI Testing Lab, Inc. DBA: Medicine Creek Analytics
  • Quality Trust Labs SpA
  • Safran Aircraft Engines Mexico, S.A. de C.V.
  • SC Laboratories
  • SGS Japan Inc. Consumer and Retail Chemical Laboratory
  • Spectra Analytical Lab LLC
  • Stewart Metrology
  • Tecnologias en Medicion 3D, S.A. DE C.V.
  • United Testing Laboratory
  • West Michigan Scale Co., Inc.
  • ZebraSci, Inc.
  • Zoetis Genetics