Acquired in 2008, Morrison Utility Services ("MUS"), headquartered in Stevenage, Hertfordshire, is one of the UK’s leading service providers within the electricity, gas, telecommunication and water utilities sectors.

Operating under long-term contracts, it is a leading tier 1 provider of outsourced services to a broad range of utility companies. The services provided include the installation, maintenance and replacement of piping and cabling networks throughout the UK and Ireland. MUS supplies the labour and equipment hire required and works in partnership with its blue chip clients to assist them in the long-term planning of their infrastructure management.

In September 2016, MUS was sold to First Reserve.