Sustainable Drainage and Habitat Restoration Framework
The objective of this tender is select suppliers to provide Sustainable Drainage and Habitat Restoration services. Bidders may submit proposals for any or all of the following Lots: Lot 1: Land Management Lot 2A: Biodiversity Improvement and Biodiversity Net Gain (BNG) - BNG Project Work Lot 2B: Biodiversity Improvement and Biodiversity Net Gain (BNG) - Purchase of BNG Units Lot 3: SuDS: Sustainable Drainage Systems Lot 4: Habitat Restoration Lot 5: Environmental Monitoring
Buyer
Southern Water Services Limited
Value
£1,300,000,000
Published
30 Jan 2026
Closes
4 Mar 2026
Procurement details
Source
Find a Tender
Region
West Sussex (South West)
Procurement method
Open
Category
Services
Contract starts
Not provided
Contract ends
Not provided
CPV classifications
45262640
Environmental improvement works
71313000
Environmental engineering consultancy services
80540000
Environmental training services
90700000
Environmental services
90710000
Environmental management
90711500
Environmental monitoring other than for construction
90722000
Environmental rehabilitation
Lots
Lot 1 Land Management
£1,300,000,000
Catchment 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.
Delivery: UKJ · United Kingdom
Lot 2A Biodiversity Improvement and Biodiversity Net Gain (BNG) - BNG Project Work
£1,300,000,000
Catchment, 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...
Delivery: UKJ · United Kingdom
Lot 2B Biodiversity Improvement and Biodiversity Net Gain (BNG) - Purcahase of BNG Units
£1,300,000,000
This covers Biodiversity Improvement and Biodiversity Net Gain (BNG) - Purcahase of BNG Units.
Delivery: UKJ · United Kingdom
Lot 3 SuDS: Sustainable Drainage Systems
£1,300,000,000
Catchment, 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.
Delivery: UKJ · United Kingdom
Lot 4 Habitat Restoration
£1,300,000,000
Habitat 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.
Delivery: UKJ · United Kingdom
Lot 5 Environmental Monitoring
£1,300,000,000
Environmental monitoring and modelling to include field work, citizen science, data sharing, analysis and project reporting.
Delivery: UKJ · United Kingdom
Documents
Unlock document linkTender notice on Find a Tender
30 Jan 2026
Tender notice on Find a Tender
Tender notice · UK4 · Web page
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