Project Fitzwilliam – Redevelopment of 27 Lower Fitzwilliam Street, Dublin 2.

Redevelopment of ESB’s Headquarters on Fitzwilliam Street in Dublin 2.  The new 45,000 sq.m development will deliver one of the most efficient and sustainable commercial office developments in Dublin city, while sensitively respecting and enhancing the Georgian streetscape.

The project involves the demolition of the existing buildings, the retention and refurbishment of a number of protected Georgian structures and the construction of a new seven-storey office block as designed by internationally acclaimed Grafton Architects and O’Mahony Pike Architects.

Bannon were appointed as members of the technical assessment panel and subsequently appointed as their commercial property advisor on the selected scheme.

Services Provided:

  • Provided analysis of commercial and economic viability for a number of scheme proposals.
  • Assessed the proposed redevelopment in relation to the flexibility to allow for future disposals within the development.
  • Carried out extensive research into alternative location options for ESB Head Office.
  • Provided analysis of competing schemes and likely future trends in Head Office development.
  • Conducted in depth research into staff requirements so as to inform the building design in regard to functionality.


  • Provision of in depth expert advice on the property market.
  • Provided development appraisals on potential schemes
  • Provided valuation services on the existing and proposed schemes
  • Highlighted potential future trends and identifying likely future occupiers.
  • Provided expert advice in relation to specification and best practices to inform the design process.