Exelon’s nuclear power fleet includes 17 nuclear reactors in ten sites; six sites in Illinois, three sites in Pennsylvania and one site in New Jersey.

Shaw started delivering fleetwide nuclear maintenance service to Exelon in 2001.

During its ten-year relationship, Shaw has assisted Exelon in achieving industry refueling outage records.

The value of the long term contract has not been undisclosed..

Shaw is a provider of engineering, construction, technology, fabrication, remediation and support services for clients in the energy, chemicals, environmental, infrastructure and emergency response industries.