About us

Welcome to HTSL – High Technology Sources Limited, your trusted partner for over two decades in the supply of Radioactive isotopes and non-destructive testing equipment in the UK. Since our inception, we’ve maintained a steadfast commitment to excellence, forging partnerships with world-renowned manufacturers to offer an extensive range of high-quality products tailored to meet your specific needs.

Our partnerships include:

  • Eckert & Ziegler: Providing Medical Imaging Sources, PET/CT Sources, Isotrak Calibration Sources, and Industrial Sources.
  • QSA Global: Offering Gamma Radiography Sources, Gamma Radiography Projectors, and Accessories.
  • Carestream NDT: Supplying Radiography film and chemicals, Computed Radiography systems, Digital Radiography panels utilizing Industrex software, and NDT Processors.
  • Magnaflux: Specializing in Liquid Penetrant Testing and Magnetic Particle Inspection lines and consumables.
  • Golden Engineering: Delivering Portable battery-powered X-Ray generators.
  • NPO: Providing Radiation shielding, Lead blankets, Non-Lead shielding, Pipe Shields, Floor Tiles, and customized engineering solutions.
  • Radiation Detection Equipment: Through our sister company Phoenix Dosimetry, we offer radiation monitors from Thermo Fisher Scientific, Polimaster, femto-TECH, and PHDS.

What sets HTSL apart is not only our comprehensive product offerings but also our diverse and highly qualified workforce, enabling us to provide an array of services that complement our product lines:

  • UKAS Calibration Laboratory: Capable of calibrating and repairing all radiation monitors from any manufacturer, including Thermo Fisher Scientific, Tracerco, Mirion, Polimaster, ECOTEST, Ludlum, etc.
  • Gamma Radiography / X-Ray equipment servicing: As a QSA Global approved service center, all our employees are QSA trained.
  • Radioactive Transport: We offer a complete door-to-door transport solution for your radioactive transport requirements, including Importation, clearance, airport collections, ADR Drivers, packaging, known consignor, and exportation.

At HTSL, we take immense pride in delivering top-tier products and services to meet your radiation and non-destructive testing needs. Our commitment to quality, reliability, and customer satisfaction drives everything we do. Partner with us and experience excellence in every interaction.


 We employ the UK’s leading professionals in our area’s of expertise and we’re here when you need us 

Ben Read

Managing Director

Max Pottinger

Isotrak Manager / HTSL Group Technical Manager

Jono Sutcliffe

NDT Manager

Mathew Anderson

NDT Technical Manager

Questions ? Ask our specialist team for help or advice

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