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Actavo Group Ltd

Actavo is an international engineering solutions company operating in 100+ locations. Sectors in which Actavo specialises include power generation, marine, petrochemical, nuclear, home energy, satellite and telecommunications, education, healthcare, events services, civil engineering, water and construction. Actavo comprises six solutions: network, in-home, industrial, hire & sales, building and event. Formerly known as Siteserv, it was a publicly listed company until 2012 when it was bought by businessman Denis O'Brien. The utility and construction support group began life as a specialist in construction services, but has switched focus over the last few years to take in utilities and the energy industry.

Financial Data


By Turnover

(€278 million)

By Employees

264th in Top Companies By Turnover
  • 2,549
  • €278 million


  • Brian Kelly CEO/Managing Director

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