Global Proficiency Testing Company (GPTC) is an independent proficiency testing provider based in Dubai, United Arab Emirates. It is the first private sector company in the GCC region accredited to ISO 17043:2010, the international standard for proficiency testing providers. GPTC’s mission is to help accredited laboratories improve their testing services and meet accreditation requirements through inter-laboratory comparisons.

The company operates from its Dubai office and has an additional location in Islamabad, Pakistan, which is working towards ISO 17043 accreditation. GPTC offers proficiency testing services in areas such as construction materials, water chemistry, water microbiology, and calibrations, with plans to expand into food microbiology, environmental testing, medical laboratories, and more. Its programs are designed to enhance the accuracy and reliability of laboratory testing, supporting quality assurance and regulatory compliance across various sectors.