Sustainable Drainage and Habitat Restoration Framework
Southern Water Services Limited · Private utility
In brief
Southern Water Services Limited was looking for suppliers for construction and building maintenance work. Bidding has closed and no award has been published yet.
It is a framework worth up to £1,300,000,000 excluding VAT: the most the buyer expects to spend across all suppliers, not one contract.
The contract runs for 5 years, up to 8 years with extensions, starting 24 June 2026.
It is split into 6 lots, so a supplier can bid for part of the work.
The buyer says it is suitable for small and medium-sized businesses.
Built from the notice's own fields. Always check the official notice before you bid.
What the notice says
Lots
| Lot | Trade | Value |
|---|---|---|
| Land Management 24 June 2026 to 23 June 2031 What this lot coversCatchment and Nature Based Solutions including land management and pollution management advice, surveys, design, delivery and optioneering. To include outreach and education campaign services in the community such as schools and stakeholder groups. | Construction, Building maintenance and repairs, Environmental services, Training, Architecture and engineering | £1,300,000,000 |
| Biodiversity Improvement and Biodiversity Net Gain (BNG) - BNG Project Work 24 June 2026 to 23 June 2031 What this lot coversCatchment, green infrastructure and Nature Based Solutions for biodiversity improvement including Biodiversity Net Gain (BNG) advice, surveys, metrics, design, delivery, long term assessment monitoring, administrative agreements, maintenance and optioneering. To include outreach and education campaign services in the community such as schools and stakeholder groups. | Construction, Building maintenance and repairs, Environmental services, Training, Architecture and engineering | £1,300,000,000 |
| Biodiversity Improvement and Biodiversity Net Gain (BNG) - Purcahase of BNG Units 24 June 2026 to 23 June 2031 What this lot coversThis covers Biodiversity Improvement and Biodiversity Net Gain (BNG) - Purcahase of BNG Units. | Construction, Building maintenance and repairs, Environmental services, Training, Architecture and engineering | £1,300,000,000 |
| SuDS: Sustainable Drainage Systems 24 June 2026 to 23 June 2031 What this lot coversCatchment, green infrastructure and Nature Based Solutions including Sustainable Drainage (SuDS) advice, design, delivery and optioneering. To include outreach and education campaign services in the community such as schools and stakeholder groups. | Construction, Building maintenance and repairs, Environmental services, Training, Architecture and engineering | £1,300,000,000 |
| Habitat Restoration 24 June 2026 to 23 June 2031 What this lot coversHabitat Restoration including terrestrial and river restoration scheme design, assessments, delivery, ongoing management and optioneering. To include outreach and education campaign services in the community such as schools and stakeholder groups. | Construction, Building maintenance and repairs, Environmental services, Training, Architecture and engineering | £1,300,000,000 |
| Environmental Monitoring 24 June 2026 to 23 June 2031 What this lot coversEnvironmental monitoring and modelling to include field work, citizen science, data sharing, analysis and project reporting. | Construction, Building maintenance and repairs, Environmental services, Training, Architecture and engineering | £1,300,000,000 |
Timeline
- Tender notice · UK4, notice 008485-2026
About the buyer
Procurements
54Awards
17Similar open tenders
All open construction tenders- £154kestimated
- £1.6mestimated
- Value not stated
- £10.3mestimated
- £115kestimated
From notice 008485-2026 on Find a Tender, first published 30 January 2026. We last checked for changes on 28 September 2026.