Biodiversity net gain tenders and contracts
UK public sector, covering 600+ buyer sites
149 biodiversity net gain tenders and contracts, 47 this year.
Updated 4 November 2026 · compiled by BidSkim Limited · How we count
- Awarded a month£160k
- Contracts a month1.1
- Won by SMEs70%
- Frameworks and DPSs3
- Live now1See them →
Biodiversity net gain contracts
Tap a region to see its contracts. Pick as many as you like.
How many biodiversity net gain contracts do keyword alerts miss?
In the last year, a "biodiversity net gain" alert would have missed 5 of 20 biodiversity net gain contracts (25%) and an expert list of 14 phrases 2 (10%). How we measured this
Keyword alert"biodiversity net gain"
5 of 20
Expert list14 phrases
2 of 20
Expert list: biodiversity net gain, bng, biodiversity metric, habitat survey, ecological survey, ecology survey, habitat management plan, habitat monitoring, biodiversity unit, bng assessment, baseline habitat, ecology services, biodiversity offsetting, habitat bank
26 contracts across the UK, of any size
1 biodiversity net gain opportunity is open now
- Awarded29 Sep 2026Exploring the viability of a simplified watercourse condition assessment for Biodiversity Net GainEnvironment Agency · LondonWon by WSP£98k
- Awarded11 Sep 2026Land Assessment ProjectCumberland Council · North WestWon by Cumbria Wildlife Trust£100k
- Awarded24 Jul 2026Homes England - Cowling Farm - Technical WorkHomes England · North WestWon by Stantec
- Awarded20 Jul 2026BNG Surveys and Plans for Fairlop WatersLondon Borough of Redbridge · LondonWon by Naturelogic Ltd£10k
- Awarded30 Jun 2026Ecology surveys for BNG supply sitesBournemouth, Christchurch and Poole Council · South WestWon by Clarkson and Woods Ecological Consultants
- Awarded30 Jun 2026Cumberland Sport Village - Design ServicesCumberland Council · North WestWon by Wardell Armstrong
- Awarded22 Jun 2026The Provision of Ecology ServicesLoughborough University · East MidlandsWon by Greengage Environmental£300k
- Awarded13 May 2026BNG Demand StudyDerbyshire County Council · East MidlandsWon by SLR Consulting£33k
- Awarded11 May 2026Land Assessment ProjectCumberland Council · North WestWon by Cumbria Wildlife Trust£100k
- Awarded24 Apr 2026GMCA 1920 Consultancy Support for off site BNG marketGreater Manchester Combined Authority · North WestWon by WSP£45k
- Awarded9 Feb 2026SEDPS-NH-0020-Biodiversity Unit Feasibility 2025/26 - Lot 16National HighwaysWon by Royal Society of Wildlife Trusts£269k
- Awarded9 Feb 2026SEDPS-NH-0020-Biodiversity Unit Feasibility 2025/26 - Lot 18National HighwaysWon by Royal Society of Wildlife Trusts£367k
- Awarded13 Jan 2026SEDPS-NH-0020-Biodiversity Unit Feasibility 2025/26 - Lot 17National HighwaysWon by Plantlife International£477k
- Awarded13 Jan 2026SEDPS-NH-0020-Biodiversity Unit Feasibility 2025/26 - Lot 10National HighwaysWon by The National Trust£520k
- Awarded19 Nov 2025Biodiversity Net Gain Supply and Demand ProjectBasingstoke & Deane Borough Council · South EastWon by The Environment Partnership (TEP)£19k
- Awarded1 Oct 2025Appointment of Ecology Surveys and BNG ConsultancyThe Crown Estate · LondonWon by Envance Limited
- Awarded16 Sep 2025Monitoring and Management of Council Land for Biodiversity Net GainWiltshire Council · South WestWon by RSK Biocensus£68k
- Awarded6 Jun 2025PCI_LotB8_159 A326 LMMS - Updating MoRPh and Watercourse BNG metricHampshire County Council · South EastWon by Five Rivers Environmental Contracting Ltd£3k
- Awarded23 May 2025TMBC - Biodiversity Net Gain Feasibility and Implementation StudyTonbridge and Malling Borough Council · South EastWon by Eunomia Research & Consulting Ltd£15k
- Awarded5 Feb 2025Tees Tidelands Ground Investigation, Biodiversity Net Gain & FCRIP lead roleStockton-on-Tees Borough Council · North EastWon by Bloom Procurement Services
- Awarded29 Jan 2025Bio Diversity net gain auditHigh Peak Borough Council & Staffordshire Moorlands District Council · West MidlandsWon by SLR Consulting£20k
- Open to joinOpen nowNorth West DPS
Where biodiversity net gain tenders are run
- SAP Ariba2 25%
- BravoSolution1 13%
Delta eSourcing1 13%
EU-Supply1 13%
Kent Business Portal1 13%- Other portals (2)2 25%
Tenders published in the last year that name the bid portal they run on.
3 frameworks and DPSs for biodiversity net gain work are running. 1 is open to join now.
Royal Society of Wildlife Trusts won the most biodiversity net gain contracts
It also won the most by value. Each dot is one contract, coloured by who bought it.
| Rank | Contractor | Contracts won, by buyer | Contracts | Value won | Buyers | Share |
|---|---|---|---|---|---|---|
| 1 | Royal Society of Wildlife Trusts SME · See every contract | 5 | £817k | 1 | ||
| 2 | The National Trust SME · See every contract | 3 | £699k | 1 | ||
| 3joint | Cumbria Wildlife Trust North West · See every contract | 2 | £199k | 1 | ||
| 3joint | WSP North West · 1 framework place · See every contract | 2 | £143k | 2 | ||
| 3joint | SLR Consulting East Midlands · See every contract | 2 | £53k | 2 | ||
| 6joint | Plantlife International SME · See every contract | 1 | £477k | 1 | ||
| 6joint | Greengage Environmental East Midlands · SME · See every contract | 1 | £300k | 1 | ||
| 6joint | RSK Biocensus South West · SME · See every contract | 1 | £68k | 1 | ||
| 6joint | The Environment Partnership (TEP) South East · SME · 1 framework place · See every contract | 1 | £19k | 1 | ||
| 6joint | Eunomia Research & Consulting Ltd South East · SME · See every contract | 1 | £15k | 1 |
7 more biodiversity net gain contractors ranked. See the full ranking →
Win biodiversity net gain contracts? Share your ranking.
Councils award 46% of biodiversity net gain contracts
Contracts with a published value in the last 2 years, from the type of buyer to the size of the contract.
2 buyers bought biodiversity net gain more than once in the last 2 years
Each dot is a buyer, by how many biodiversity net gain contracts it awarded in the last 2 years.
See who they are and when they usually buy →
Few and big, or many and small
Each dot is a buyer: how many biodiversity net gain contracts it awarded against what they were worth. The busiest and biggest are named.
Top buyers by contracts awarded
| Rank | Buyer | Contracts | Value |
|---|---|---|---|
| 1 | National Highways | 9 | £2m |
| 2 | Cumberland Council | 3 | £199k |
| 3 | Loughborough University | 1 | £300k |
| 4 | Environment Agency | 1 | £98k |
| 5 | Wiltshire Council | 1 | £68k |
| 6 | Greater Manchester Combined Authority | 1 | £45k |
| 7 | Derbyshire County Council | 1 | £33k |
| 8 | High Peak Borough Council & Staffordshire Moorlands District Council | 1 | £20k |
| 9 | Basingstoke & Deane Borough Council | 1 | £19k |
| 10 | Tonbridge and Malling Borough Council | 1 | £15k |
58 biodiversity net gain contracts awarded since 2021
- 32021
- 62022
- 192023
- 42024
- 72025
- 192026 so far
Half of biodiversity net gain contracts are worth less than £67k
The 10 biggest biodiversity net gain contracts
- National HighwaysThe National Trust · 13 Jan 2026
- National HighwaysPlantlife International · 13 Jan 2026
- National HighwaysRoyal Society of Wildlife Trusts · 9 Feb 2026
- Loughborough UniversityGreengage Environmental · 22 Jun 2026
- National HighwaysRoyal Society of Wildlife Trusts · 9 Feb 2026
- National HighwaysThe National Trust · 13 Jan 2026
- Cumberland CouncilCumbria Wildlife Trust · 11 Sep 2026
- Cumberland CouncilCumbria Wildlife Trust · 11 May 2026
- Environment AgencyWSP · 29 Sep 2026
- Wiltshire CouncilRSK Biocensus · 16 Sep 2025
No biodiversity net gain contracts come up for renewal in the next 12 months
The 6 biodiversity net gain contracts ending are one-off work, which is not re-let as it was.
The North West awards the most biodiversity net gain contracts. January and February are the busiest months.
Contracts by region and by month awarded. Click a region to filter the page.
The regions as a table
| Region | Open now | Contracts | Value | Typical contract | Won the most | Bought the most | Renewing in 12 months |
|---|---|---|---|---|---|---|---|
| North West | 0 | 5 | £244k | £100k | Cumbria Wildlife Trust (2) | Cumberland Council (3) | 0 |
| London | 0 | 3 | £107k | – | – | – | 0 |
| South East | 0 | 3 | £37k | £15k | – | – | 0 |
| East Midlands | 0 | 2 | £333k | – | – | – | 0 |
| South West | 0 | 2 | £68k | – | – | – | 0 |
| North East | 0 | 1 | Not published | – | – | – | 0 |
| West Midlands | 0 | 1 | £20k | – | – | – | 0 |
| Yorkshire and the Humber | 0 | 0 | Not published | – | – | – | 0 |
| East of England | 0 | 0 | Not published | – | – | – | 0 |
| Wales | 0 | 0 | Not published | – | – | – | 0 |
| Scotland | 0 | 0 | Not published | – | – | – | 0 |
| Northern Ireland | 0 | 0 | Not published | – | – | – | 0 |
- £160k a month
of biodiversity net gain contracts awarded.
Typical contract £98k x 1.7 contracts a month, last 12 months. - 1.1
biodiversity net gain contracts are awarded in a typical month.
26 contracts in the last 2 years. - 3
frameworks and DPSs are running for biodiversity net gain work.
1 open to join now. - 70%
of biodiversity net gain contracts are won by SMEs.
As recorded by the buyer, on 23 award notices.
How many biodiversity net gain tenders and contracts are there?
| Last 12 months | Since November 2021 | |
|---|---|---|
| Notices published | 47 | 149 |
| Contracts awarded | 20 | 55 |
10 biodiversity net gain contracts and frameworks end in the next 12 months, 3 of them recurring services. In the last two years, 16 buyers awarded biodiversity net gain contracts to 17 suppliers.
Source: Find a Tender, Contracts Finder, Public Contracts Scotland, Sell2Wales and eTendersNI, to 4 November 2026. By Seamus White. How we count
Questions
How many biodiversity net gain contracts does the UK public sector award?
26 in the 2 years to 4 November 2026, from 16 public buyers.
How much is a typical public sector biodiversity net gain contract worth?
The median is £67k, and 76% are worth less than £250k.
Who wins the most public sector biodiversity net gain contracts?
Royal Society of Wildlife Trusts won the most (5), and the most by value (£817k).
Which buyers award the most biodiversity net gain contracts?
Councils award 46% of them.
Which part of the UK awards the most biodiversity net gain contracts?
The North West: 5 of 26 in the 2 years to 4 November 2026, then London (3) and the South East (3).
Are there frameworks or DPSs for biodiversity net gain work that are open to join?
3 frameworks and DPSs for biodiversity net gain work are running. 1 is open to join now.
What is included
Baseline habitat surveys, statutory biodiversity metric calculations, gain plans, habitat management and monitoring plans, BNG monitoring, and advice to landowners and councils on setting up habitat banks.
- UKHab baseline and condition surveys for BNG
- Biodiversity metric calculations and uplift modelling
- Biodiversity gain plans and HMMPs
- BNG monitoring surveys
- Habitat banking feasibility and advice for landowners and councils
What is not included
- Purchase of off-site biodiversity units (see Off-site biodiversity units and habitat banks)
- Preliminary ecological appraisal and EcIA (see Ecological surveys and assessment)
- BNG review for planning authorities (see Planning ecology advice to planning authorities)
- Nature recovery mapping and designated site condition monitoring (see Habitat condition monitoring and nature recovery mapping)
- Habitat creation works (see Habitat creation and enhancement works)
- Long-term habitat site management works (see Nature reserve, countryside site and BNG habitat management)