We provide the following services

Coal & Coke

We offer a full range of coal and coke quality characterisation parameters and are ISO/IEC 17025 accredited for coal and coke sampling, sample preparation and analytical test methods.


We provide a full range of chemical and physical tests appropriate to the characterisation of Biomass samples.

Energy from Waste

We service the Energy from Waste (EfW) industry offering analytical testing services for solid recovered fuels. These could be materials such as waste wood, solid non-hazardous industrial and refuse drived fuel (RDF)

About Alfred H Knight

We are specialists in global solid fuels and provide independent inspection and testing services for the solid fuels industries worldwide.

  • Extensive knowledge & Direct experience.
  • Worldwide coverage.
  • Capability to service ports.
  • ISO17025 accredited laboratories.
  • Rapid provision of field reports.
  • Prompt delivery of reports.
  • Reliable, professional & personalized service.

Contact Us

AHK Group have acquired Waste Research LimitedLearn more