GCA currently services over 25% of the nuclear power stations in the United States and is considered to be the most qualified provider in the nuclear industry. GCA's stringent hiring practices and comprehensive training & safety programs have made us a leading facility services supplier to the nuclear industry.


GCA offers a wide range of quality services to the nuclear power industry, including:


  • Station janitorial and plant housekeeping/operating plant equipment cleaning
  • Utility and general labor services
  • High scale commercial landscaping
  • Licensed landscape chemical applications
  • Manage other facility contractors
  • Balance of plant decontamination support
  • Turbine & auxiliary board cleaning
  • Visitor escorts and fire watch
  • Outage support staffing
  • Support of station events 


GCA is a proud member of the following organizations: