Independent Challenge Group (ICG)

The Independent Challenge Group (ICG) provides independent scrutiny and constructive challenge to Thames Water on whether the company genuinely understands, prioritises and delivers what matters most to customers, communities and the environment.

The ICG's key objectives are to be:

  • Independent

  • Customer-focused

  • Transparent to customers, stakeholders, Ofwat and the company. This includes sharing annual reports and meeting minutes 

  • Balanced in light of the external environment eg. customer needs, environmental challenges and regulations

ICG members

Members include customers, regulators, and other key groups in our region. You can email the team with any questions you may have.

Sukhvinder Kaur Stubbs

Sukhvinder Kaur-Stubbs - Chair

Terms of reference

Our terms of reference outlines the purpose, scope, and operational principles of Thames Water’s Independent Challenge Group (ICG).