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Southern Water Services Limited

Registered as SOUTHERN WATER SERVICES LIMITED. Company number 02366670. 16 payment practices reports on file, the latest for the period ending 30 September 2026, filed 28 October 2026.

42days on average to pay

  • Within 30 days
  • 31 to 60 days
  • Over 60 days

In the reporting period from 1 April 2026 to 30 September 2026, Southern Water Services Limited reported that it took an average of 42 days to pay its suppliers' invoices. It paid 18% of invoices within 30 days, 78% in 31 to 60 days and 4% after more than 60 days. It said 16% of invoices were not paid within the agreed terms.

That average is faster than 26% of the 6,220 companies whose latest report covers a period ending since May 2025. A year earlier, in the period to 30 September 2025, the average was 47 days, so it is 5 days faster now. It reported construction contracts in this period, and said they include retention clauses at a standard rate of 3%.

Average days to pay, report by report

30 34 Sep 2020 34 Mar 2021 33 Sep 2021 33 Mar 2022 33 Sep 2022 35 Mar 2023 36 Sep 2023 34 Mar 2024 37 Sep 2024 47 Sep 2025 42 Mar 2026 42 Sep 2026

Bars are labelled with the month the period ended. The dashed line marks 30 days.

Every report filed

PeriodFiledAverage daysWithin 30 days31 to 60Over 60Not within termsSource
Apr to Sep 2026 28 Oct 2026 42 18%78%4%16% Report
Oct 2025 to Mar 2026 8 May 2026 42 21%75%4%31% Report
Apr to Sep 2025 31 Oct 2025 47 21%60%19%38% Report
Apr to Sep 2024 30 Oct 2024 37 46%50%4%39% Report
Oct 2023 to Mar 2024 30 Apr 2024 34 46%52%2%41% Report
Apr to Sep 2023 31 Oct 2023 36 42%55%3%42% Report
Oct 2022 to Mar 2023 26 Apr 2023 35 35%63%2%54% Report
Apr to Sep 2022 24 Oct 2022 33 63%35%2%24% Report
Oct 2021 to Mar 2022 26 Apr 2022 33 76%22%2%7% Report
Apr to Sep 2021 27 Oct 2021 33 71%27%2%16% Report
Oct 2020 to Mar 2021 26 Apr 2021 34 77%20%3%12% Report
Apr to Sep 2020 20 Oct 2020 34 77%19%4%12% Report
Oct 2019 to Mar 2020 29 Apr 2020 33 68%30%2%18% Report
Apr to Sep 2019 23 Oct 2019 53 12%73%14%15% Report
Oct 2018 to Mar 2019 30 Apr 2019 52 17%64%19%21% Report
Apr to Sep 2018 19 Oct 2018 55 10%49%41%43% Report

Source: the company's filings on Check payment practices. Contains public sector information licensed under the Open Government Licence v3.0. Figures are as filed. We do not change them.