About us / The group

The operating companies within the Group include:

 

NIS Ltd - a specialist integrated engineering company providing bespoke design and manufacture of plant and equipment by the transfer of technology across a wide range of markets.

NIS (China) Ltd - a subsidiary of NIS Limited. NIS (China) Limited provides an operating base within mainland China to both import and export integrated engineering and manufacture of plant and equipment where appropriate.
www.nisltd.com.cn

 

NSG Environmental Ltd - has been providing Decommissioning and Waste Management Services to the United Kingdom civil and defence nuclear installations for more than 20 years. In this time we have gained a unique understanding of radioactive waste management and decommissioning from working on many challenging contracts. Our core skills are in the management and delivery of decommissioning and waste management solutions utilising a combination of personnel from our two business areas. These business areas are Technical Services and Site Services.
www.nsgltd.com



Petrie Technology Ltd - are leaders in the provision of dielectric heating solutions – Radio Frequency and Microwave - for a variety of industries throughout the world. Principal markets served are Food producers and the Medical industry.
www.petrieltd.com


The Operating Companies are owned by a parent company NIS Holdings Ltd. Each company operates independently however there is synergy through technology, markets and values with a culture of support and cooperation, particularly where there is added value to be gained for our client.

Technologies applied by the Group include:

  • Design and Control Systems

  • Fabrication, Welding and Machining

  • Automation, Robotics, Mechanical Handling

  • Motion Systems and Cargo screening

  • Microwave and Radio Frequency product heating

  • Infra-Red and Induction product heating

  • Conventional product heating

  • Nuclear Decommissioning and Decontamination

  • Legacy management

  

Markets served by the Group Companies:

  • Aerospace

  • Food

  • Industrial

  • Materials research

  • Medical

  • Nuclear Legacy Management and New Build

  • Pharmaceutical

  • Security

  • Tobacco