About Us

We are the nuclear industry’s preferred partner for engineering, waste management and decommissioning solutions. Our four decades of proven delivery and technical expertise are underpinned by our values-led and people-oriented working culture, which enables us to attract and retain the best talent.

As a project delivery business, we work in collaboration with our clients and partner companies to drive value, deliver what we promise and safely solve some of the nuclear industry’s most complex and challenging problems.


Some of our customers and the sites we service include:

  • AWE
  • Sellafield
  • Nuclear Restoration Services 
  • Nuclear Waste Services 
  • Nuclear Decommissioning Authority 
  • Dounreay
  • Ministry of Defence 
  • His Majesty's Naval Base

Join our team

As a member of the NSG team, you will be working on diverse and innovative projects that help shape the future of the nuclear industry. 

We will support you in your career progression, giving encouragement and providing opportunities for you to develop. Employee engagement and wellbeing is a key focus for us and we have a range of benefits, policies and initiatives to support every member of our team.

Our positive working culture is driven by our four core values: passion, integrity, challenge and collaboration. We have a long and proud history of safely delivering cost-effective decommissioning, waste management and land remediation services for the nuclear industry.

The facts
NSG is the nuclear industry’s preferred partner for engineering, waste management and decommissioning solutions.
We have been researching and developing waste management solutions for over 40 years.
We have worked on the vast majority of the UK’s nuclear establishments.
We have a range of benefits, policies and initiatives to support every member of our team.
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Gradcracker Limited, October House, Long Street, Easingwold, York, YO61 3HX
01347 823822
info@gradcracker.com
Company registration number: 6370348