
Castle Water Leads the Market with Outstanding MPS Score of 98.26%
Castle Water continues to lead the UK business water retail market, achieving the highest Market Performance Standard (MPS) score across

Castle Water continues to lead the UK business water retail market, achieving the highest Market Performance Standard (MPS) score across

Castle Water continues to lead the UK business water retail market, achieving the highest Market Performance Standard (MPS) score across the top 10 retailers in October 2025 — reaching a market-leading 98.26%. But that’s not all. We’re proud to consistently maintain exceptional performance in three key customer service and data