Client Hertfordshire County Council

Main Contractor Oakray

Sector Healthcare / Commercial Office

Services Electrical

Contract Value £750K

Programme 52 Weeks

Location Stevenage, Hertfordshire


Owned by the Hertfordshire County Council, Robertson House is located within the commercial area of Stevenage, Hertfordshire. In the height of the COVID 19 pandemic, Robertson House operated as the flagship Hertfordshire County Council vaccination centre for the NHS, delivering over 220,000 vaccinations to patients from the surrounding areas. In partnership with Oakray Property Performance Specialists, Pentalec were awarded the electrical services package as part of a building-wide refurbishment project. The project aimed to support the building’s return to its usual operations prior to the pandemic as a first-class conference and training centre for health and safety and social care staff.



  • LV distribution and sub mains upgrades
  • Underfloor power track system
  • Extensive mechanical power supplies



  • Delivering the works within an occupied building
  • Managing out of hours electrical shut-downs
  • Ensuring zero downtime or disturbances for building occupants
  • Adapting to continuous design changes and additions to scope



  • Delivering ahead of programme
  • Value engineering solution for LV distribution
  • Zero down time for occupants
  • Managing and adapting to change and working closely with engineering consultants to deliver the best solution for the project

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