Our track record is best illustrated by the calibre of our clients and through case study examples of the value that we have created for them.


Our clients

Our clients are international corporations, private enterprises, the public sector and governments. They recognise the value created by Byrne Ó Cléirigh and they forge enduring, long term relationships with us.

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Case studies

Businesses depend on our expertise to enhance the profitability and sustainability of their enterprise, while governments and regulators rely on the absolute independence of our advice.

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Why clients choose us

Our work is underpinned by deep expertise and experience of the regulatory, technical, management, commercial and financial dynamics of sustainable business in a wide range of industries. Successful organisations choose us for several reasons:

  • Multidisciplinary skill-set
  • Rigorous analysis
  • Robust, high-quality advice & solutions
  • Commercial & technical insight

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