PTW Africa helps clinics and institutions achieve consistent, clinically accurate results using precision instruments, calibrated solutions, and technical expertise.

PTW Beijing provides a point of sales, local services and support to users in Mainland China.

PTW has been operating in Spain and Portugal since 2012 through PTW Dosimetría Iberia, based in Valencia, from where it provides specialist commercial and technical support to hospitals, research centres and healthcare institutions.

PTW Dosimetry India Pvt. Ltd. Chennai is the Indian subsidiary of PTW providing high-precision dosimetry and quality assurance solutions to the medical radiation community across India, Bangladesh, Nepal and Sri Lanka.

PTW Latin America was set up in 2005, in Rio de Janeiro, Brazil, to provide dedicated local service and support to users in Latin America by operating in the same time zones and languages as our customers do.

PTW North America Corp is the exclusive distributor of PTW manufactured products both in the USA and Canada. 

PTW Dosimetrija RUS was established in Moscow in 2021 to strengthen PTW’s presence and provide dedicated support to customers and partners across Russia and Central Asia.

From our Grantham office we operate a team of technical and sales experts who support hundreds of radiotherapy and diagnostic imaging centres right across the UK and Ireland.

QRM, a PTW company, has more than 25 years’ experience developing phantoms, with a strong focus on diagnostic X-ray, CT and micro-CT imaging, as well as dosimetry.