Environment & Sustainability Tenders in the United Kingdom

Discover procurement opportunities and grant funding for sustainability, climate and environment. Renewable energy, water and sanitation, waste management, climate adaptation, biodiversity and nature-based solutions — curated for green contractors, climate consultancies, ESG-focused firms and environmental NGOs.

1,798 open opportunities in this category

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Who this is for

Renewable energy EPCs, water engineering firms, climate advisory, carbon verification bodies, environmental NGOs, ESG consultancies.

Top Funders

Major sources of procurement and grant funding in this category:

Green Climate Fund

The largest dedicated climate finance pool, funding mitigation and adaptation projects in developing countries.

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World Bank

Climate Change Action Plan, PROBLUE, energy transition and water global practice lending.

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GEF

Global Environment Facility — biodiversity, climate change, chemicals and waste.

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EU Green Deal

Horizon Europe, Innovation Fund, Modernisation Fund and the Circular Economy Action Plan.

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AfDB

African Development Bank — Sustainable Energy Fund for Africa, Desert to Power, African Water Facility.

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USAID

Climate and water security programming, resilience funding.

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Environment & Sustainability Opportunities

Discover procurement opportunities and grant funding for sustainability, climate and environment. Renewable energy, water and sanitation, waste management, climate adaptation, biodiversity and nature-based solutions — curated for green contractors, climate consultancies, ESG-focused firms and environmental NGOs.

Here is a selection of recent tenders and grants. Register for free to view all environment & sustainability opportunities.

Environment & Sustainability Tenders

Play Ground Refurbishment x 2

TENDER Open

United Kingdom £120K 31 Jan 2027 (Closes in 125 days) ocds-h6vhtk-077b07

Ingoldmells Parish Council is seeking suitably qualified and experienced contractors to design, supply and install new play equipment and associated safety surfacing at two existing play areas within Ingoldmells, Lincolnshire. The proposed works are intended to provide attractive, inclusive and accessible play opportunities for children ranging from toddlers through to approximately 14 years of...

Abertay Housing Association - Landscape Maintenance 2027 - 2030

TENDER Open

United Kingdom 4 Nov 2026 (Closes in 37 days) ocds-h6vhtk-077a1d

36 month Landscape Maintenance Services for areas owned by Abertay Housing Association located in Dundee and surrounding areas.

Barham Primary School Cleaning Tender

RFP Open

United Kingdom £1 24 Dec 2026 (Closes in 87 days) RMandC/2026/BPS/545

Barham Primary School is located in Wembley, West London. Currently cleaning is managed in house but they are putting their cleaning contract out to tender with a contract start date of 1st April 2027.

Supply of Electricity

TENDER Open

United Kingdom 8 Oct 2026 (Closes in 10 days) ocds-h6vhtk-077a5d

The physical supply of electricity to all Authority sites along with associated invoicing and query management services

St Mary's Church of England High School - Cleaning Tender

RFP Open

United Kingdom £1.1M 24 Dec 2026 (Closes in 87 days) ocds-h6vhtk-077a66

St Mary’s is an 11–19 co-educational comprehensive school with Academy status and an admission number of 180 for each new Year 7 cohort. We are one of four Church secondary schools in Hertfordshire within the Diocese of St Albans. The school is widely recognised in the local community for its high quality provision and outstanding commitment to inclusion. St Mary’s is committed to providing a s...

Contract for the Purchase of up to 22 x Waste Collection Vehicles

TENDER Open

United Kingdom £6.0M 26 Oct 2026 (Closes in 28 days) CCS/26/043

The City and County of Swansea (‘the Council’) invites Tenders for the supply of certain Goods (‘the Goods’) and Services (the ‘Services’), more particularly described in the Specification. The Invitation to Tender is comprised of 3 vehicle specifications as follows Specification Description 1 26t GVW 6X2 Rear Steer Refuse Collection Vehicle c/w Bin Lift 2 27t GVW 6X2 Rear Steer Electric Refuse...

Cyngor Gwynedd Framework Agreement for Recycling and / or Dispoasl of Inert Waste Rubble

TENDER Open

United Kingdom £400K 26 Oct 2026 (Closes in 28 days) ITT127081

Cyngor Gwynedd is seeking to establish a Framework Agreement for the recycling and/or disposal of inert waste (Rubble) collected from Household Waste Recycling Centres (HWRCs) located throughout Gwynedd. The purpose of this procurement is to appoint suitably qualified and licensed service providers capable of accepting, handling, transporting (where applicable), recycling and/or disposing of In...

Consultancy to advise on both Renewable Energy Generation and capacity and carbon offsetting and sequestration plus the option of a green fund to support these projects

TENDER Open

United Kingdom £80K 19 Oct 2026 (Closes in 21 days) ocds-h6vhtk-077acf

Canterbury City Council wishes to select and appoint a suitable supplier for the provision of Consultancy Services to advise on both Renewable Energy Generation and capacity and carbon offsetting and sequestration plus the option of a green fund to support these projects and invites tenderers to submit a tender to meet the Council’s requirement, as outlined in the invitation to tender pack of d...

EPC Certification Service Contract

TENDER Open

United Kingdom £35K 15 Oct 2026 (Closes in 17 days) ocds-h6vhtk-077ae4

Croydon Council is looking for a supplier to provide EPC Certification Service Contract. This opportunity is available on the Croydon Tenders Portal. https://supplier.in-tend.co.uk/croydontenders/home

Minor Archaeological Services Call-Off Contract

TENDER Open

United Kingdom £480K 27 Oct 2026 (Closes in 29 days) HES/C/4362

Historic Environment Scotland (HES) requires a call off contract to be put in place for minor archaeological services.

Provision of Cleaning and Associated Services

TENDER Open

United Kingdom £2.9M 30 Oct 2026 (Closes in 32 days) CNTR0017440

The Supplier shall provide a comprehensive cleaning service throughout the premises delivered in a safe and efficient manner. The Supplier shall take responsibility for maintaining all identified internal cleanable areas including fixtures, fittings, furniture and finishes, to minimise degradation, enhance asset life cycle and ensure high standards are maintained. The Supplier is required to pr...

Cyngor Gwynedd Framework Agreement for Recycling and / or Dispoasl of Inert Waste Rubble

TENDER Open

United Kingdom, UK - All 26 Oct 2026 (Closes in 27 days) SEP661672

Cyngor Gwynedd is seeking to establish a Framework Agreement for the recycling and/or disposal of inert waste (Rubble) collected from Household Waste Recycling Centres (HWRCs) located throughout Gwynedd.The purpose of this procurement is to appoint suitably qualified and licensed service providers capable of accepting, handling, transporting (where applicable), recycling and/or disposing of Ine...

EPC Certification Service Contract

TENDER Open

United Kingdom 15 Oct 2026 (Closes in 17 days) LBC/TN/820

Croydon Council is looking for a supplier to provide EPC Certification Service Contract

Sandwell College - Dynamic market for the supply of gas

TENDER Open

United Kingdom 24 Dec 2026 (Closes in 87 days) ocds-h6vhtk-077a43

Establishment of a Dynamic Market pursuant to section 34 of the Procurement Act 2023 for the physical supply of gas to all Authority sites along with associated invoicing and query management services. A Dynamic Market is a procurement mechanism that: •remains open to new suppliers throughout its duration; •allows suppliers to apply for admission at any time; •enables the Authority to conduct c...

Highway Grass Verge and Hedge Cutting, Rights of Way - Seasonal Vegetation cuts, Suds and Watercourse Maintenance

TENDER Open

United Kingdom 30 Mar 2034 (Closes 2034) BBC EN 04237

As a Unitary Council we have responsibility for Grass cutting & land management and have a statutory duty regarding levels of grass cutting due to duty to maintain the highway specified in Section 41 of the Highways Act 1980. The requirement involves the outsourcing of this provision to a provider who will develop a programme, manage and carry out Highway Grass Verge and Hedge Cutting, Grip mai...

WHC - Young Tree Purchase

TENDER Open

United Kingdom 4 Dec 2026 (Closes in 66 days) C1222

The council is preparing for the planting season winter 2026-2027 and is seeking quotations for the supply of 262 trees of various species.

Rowan Gate Primary School - Cleaning Services

TENDER Open

United Kingdom 31 Mar 2030 (Closes in 1279 days) MPN-10366

Rowan Gate Primary School is currently out to tender for the provision of a full daily cleaning service. The contract is being offered for three years with the option to extend for a further two periods of 12 months. The contract commencement date is 01 April 2027 . The contract is for a full daily cleaning service during term time and periodic cleaning outside of term time. TUPE is expected to...

Water Cycle Study Stage 1 and 2

TENDER Open

United Kingdom 5 Oct 2026 (Closes in 7 days) 2882-TEN-O

East Suffolk District Council, West Suffolk Council, Babergh and Mid Suffolk District Council and Ipswich Borough Council are seeking to commission a combined Water Cycle Study. A Water Cycle Study is required to understand the water infrastructure requirements necessary to support growth options in the Local Plans and any implications for the water environment. The Stage 1 study will assess cu...

Moss Side Farm Hunts Restoration 2026

TENDER Open

United Kingdom £12K 28 Sep 2026 (Closes today) ocds-h6vhtk-06f05a

Peatland restoration works on lowland ex arable land

Site Energy Project Development Services

TENDER Open

United Kingdom £51K 1 Oct 2026 (Closes in 3 days) ocds-h6vhtk-06eb05

This opportunity (“Contract”) is for a single supplier to provide energy assessments and detailed reports identifying opportunities for energy efficiency improvements and reduction of operational costs in the following areas: • Energy Centre utilities, metering strategy & utility energy analysis • Chilled water project opportunity study • Compressed air project opportunity study • High level en...

Rotherham Local Area Energy Plan

TENDER Open

United Kingdom 30 Oct 2026 (Closes in 32 days) 25-119

This procurement is for a Rotherham local area energy plan, or 'LAEP'. A Rotherham LAEP will be expected to deliver the following:  • Stakeholder Engagement with primary and secondary external stakeholders • Data collection and analysis • Modelling scenarios and pathways to net zero local area carbon dioxide emissions from the energy system in Rotherham. • Identifying, prioritising and refining...

Provision of Waste Collection and Street Cleansing Services

RFP Open

United Kingdom £1,086.4M 24 Dec 2026 (Closes in 87 days) BC/0001439

Buckinghamshire Council (the ‘Contracting Authority’ in this tender notice) intends to procure a single provider to deliver integrated Waste Collection and Street Cleansing Services across the administrative area of Buckinghamshire, to include waste transfer station services, materials management services and workshop services. These services are critical to the day-to-day operation of the coun...

The Provision of Window Cleaning and Associated Cleans for Caerphilly County Borough Council’s Corporate Properties

TENDER Open

United Kingdom £300K 27 Oct 2026 (Closes in 29 days) CCBC/PS3008/26/AB

Caerphilly County Borough Council (the “Authority”) is seeking to establish a Contract for the Provision of Window Cleaning and Associated Cleans for Caerphilly County Borough Council’s Corporate Properties (the “Contract”).The requirement includes the cleaning of all external glazing, internal communal windows, canopies, and guttering, supporting the overall upkeep of the Council’s estate and ...

Dynamic Purchasing System for Data Sources and Services including Expertise (DPS Data SaSiE)

TENDER Open

United Kingdom, Any region £19.0M 4 Apr 2028 (Closes in 554 days) PU-18/0003

This is a Dynamic Purchasing System for Data Sources and Services including expertise (DPS Data SaSiE) ONS would like to engage with organisations that have data sources and services including expertise that can support our mission to provide statistics and research for the public good. Our statistics and research cover all aspects of the UK’s economy and society, examples which are described b...

Consultancy Services

TENDER Open

United Kingdom 29 Jan 2027 (Closes in 123 days) LHC - 0168

LHC Procurement Group (LHCPG) is pleased to announce the commencement of development work for its next-generation Consultancy Services framework, CS2. CS2 is intended to succeed the current Consultancy Services (CS1) and Multi-Disciplinary Consultancy (MDC1) frameworks and will provide a comprehensive consultancy solution for public sector organisations across housing, construction, asset manag...

Environment & Sustainability Grants

National Lottery Heritage Grants £250,000 to £10million

Open Heritage GB national-lottery-heritage-grants-250k-10m

United Kingdom $250,000 - $10,000,000

National Lottery Heritage Grants is our funding programme for all types of heritage projects in the UK. Use this guidance to apply for grants from £250,000 to £10m. You must first submit an Expression of Interest and, if you are successful, we will invite you to apply. Your application will usually go through two phases: a development phase of up to two years, enabling you work on your project proposal, and a delivery phase of no more than five years. If you think a two phase application is not right for your project, please contact your local office to discuss. Overview Is this the right programme for you? Is your organisation looking to care for and sustain heritage in the UK? Will your heritage project run for no more than five years (excluding the development phase)? Do you require ...

Sustainable Steps Wales - Egin Grants

Open Community GB sustainable-steps-wales-egin-grants

United Kingdom $100 - $35,000

This funding supports community groups in Wales that are taking action on climate change and aiming to live more sustainably, or helping them kick-start their ideas. To apply, your group must have received support from the Egin mentoring programme . The main aim of your project should be to help your community engage with climate change and take steps to live more sustainably. We aim to fund groups that consider the impact of their activities on nature and, where possible, limit any potentially damaging practices. We’re also interested in other benefits your project could bring. These might include: improving people’s wellbeing improving relationships between people and organisations improving biodiversity We want to fund organisations that are open to learning and plan to share what th...

Nature Networks Fund (round six)

Open Heritage GB nature-networks-fund-round-six

United Kingdom

Is this the right programme for you? Are you an organisation working with natural heritage in Wales? Do you need funding for planning or delivering a nature-based project? Does your project focus on improving wildlife and biodiversity in Wales in and around the network of protected sites? Do you require a grant of between £250,000 and £1million? If you answered yes to these questions, then the Nature Networks Fund is for you. Overview We’re delivering the Nature Networks Fund on behalf of the Welsh Government, in partnership with Natural Resources Wales. The aim of the Nature Networks Fund is to improve the resilience of Wales’ network of protected land, freshwater and marine sites. It is a key element of the delivery of the Welsh Government’s wider Nature Networks Programme, supporting...

People and Places

Open Community GB people-and-places

United Kingdom $20,001 - $500,000

We fund projects that work closely with people and communities in Wales. Your project should be accessible and respond to the issues that matter most to your community. By community, we mean people who share an identity, interest or experience – or people who live in the same area. In your application, you’ll need to show how your project: involves your community in its development, design and delivery builds on your community’s strengths, skills and experiences understands what’s already happening locally, and how your work fills a gap considers its environmental impact, for example, using shared transport like a minibus instead of separate car journeys Community missions Your project also needs to meet at least one of our missions. To help communities: come together help children and ...

Pushing the frontiers of environmental research

Open Nerc GB pushing-the-frontiers-of-environmental-research

United Kingdom Up to $950,000

Apply for funding to pursue an adventurous, ambitious curiosity-driven project in environmental research.

National Lottery Heritage Grants £10,000 to £250,000

Open Heritage GB national-lottery-heritage-grants-10k-250k-0

United Kingdom $10,000 - $250,000

Page last updated: 17 September 2026 National Lottery Heritage Grants is our funding programme for all types of heritage projects in the UK. Use this guidance to apply for grants from £10,000 to £250,000. Overview Is this the right programme for you? Is your organisation looking to care for and sustain heritage in the UK? Will your heritage project run for no more than five years? Do you require a grant of between £10,000 and £250,000? Are you a not-for-profit organisation, a private owner of a heritage asset or a partnership? Does your project take into account our four investment principles? If you answered yes to these questions, then National Lottery Heritage Grants could be for you. Our investment principles Four investment principles guide all our grant decision making under our 1...

Work with US-based researchers on environmental science: NERC-NSF lead agency

Open Nerc GB work-with-us-based-researchers-on-environmental-science-research

United Kingdom

Apply for funding to work with US-based researchers on an environmental science application.

National Lottery Awards for All England – Environment

Open Community GB national-lottery-awards-for-all-england-environment

United Kingdom $300 - $20,000

The climate and nature emergency affects us all, but local action can make a real difference. We fund community-led projects that improve the environment and help people connect with and enjoy nature where they live. We fund projects that meet one of the following priorities: help people connect with and care for nature in their area make a positive difference to the environment You can use the funding to: start a new activity or continue an existing one help your organisation adapt to new challenges run one-off events that have a clear environmental benefit You cannot apply if you already have an Awards for All grant. If you're looking for more general funding for community projects, go to the National Lottery Awards for All England page .

NERC urgency funding

Open Nerc GB nerc-urgency-funding-open

United Kingdom Up to $100,000

Apply for funding to respond quickly to transient, unexpected environmental research opportunities created by sporadic natural occurrences such as earthquakes, droughts, floods, or ephemeral events in ecosystems.

Climate Action Fund - Food Systems

Open Community GB climate-action-fund-food-systems

United Kingdom $2,500,000 - $7,000,000

We want to fund projects that strengthen our food system and reduce food insecurity for people and communities. We want to support ways of producing enough healthy, affordable food without harming the planet. We will do this by supporting work that: works with nature to create resilient, sustainable and equitable food systems (this is called agroecology) addresses the root cause of long-term problems, not just the symptoms (this is called systems change) You must meet one or more of our aims Your project must work towards systems change in the way that: community organisations grow and produce food – using agroecological methods food gets distributed – aiming for equitable access to healthy, affordable food for all offers people and communities different food options – especially those ...

Reaching Communities England

Open Community GB reaching-communities-england

United Kingdom $20,001 - $20,000,000

With this funding, we want to help strengthen communities and improve lives across England. Our funding is available to all communities. But our priority is the places, people and communities that need it most. When we say ‘community’, we mean people who live in the same area. Or people with similar interests or life experiences, even if they do not live in the same area. How much you can ask for You can apply for £20,001 or more, for projects lasting up to 5 years. We fund a range of projects and organisations varying in size and amount. For example, we gave: £55,000 over 5 years to a single organisation to deliver health and wellbeing support in their community, including advice on benefits and debt and dementia prevention services £55,000 over 5 years to a single organisation to deli...

Work with Brazilian researchers: NERC FAPESP lead agency

Open Nerc GB work-with-brazilian-researchers-nerc-fapesp-lead-agency

United Kingdom

This opportunity allows UK-based researchers and researchers in the State of São Paulo, Brazil to submit a collaborative application under existing NERC funding opportunities. This will go through a single review process.

UK International Ocean Drilling Programme moratorium awards

Open Nerc GB uk-international-ocean-drilling-programme-moratorium-awards

United Kingdom

Apply for funding to undertake research associated with an IODP3 expedition or SPARC project.

Small Eco Awards

Open Community GB small-eco-awards

United Kingdom $300 - $20,000

The climate and nature emergency affects us all. But local action can make a real difference. We want to fund projects that have environmental sustainability as their main aim. We’ll fund projects that meet at least one of our priorities: help people connect with and care for nature in their area help people connect with and care for nature in their area make a positive difference to the environment make a positive difference to the environment help people tackle pollution in their communities help people tackle pollution in their communities You can use our funding to: start a new activity or continue an existing one (if it meets our priorities) start a new activity or continue an existing one (if it meets our priorities) help your organisation or community (or both) adapt to new chall...

Research Infrastructure Renewal

Open Nerc GB research-infrastructure-renewal

United Kingdom 21 Oct 2026 (24 days left)

Apply for capital funding to renew, replace and enhance capabilities for environmental science. The funding opportunity is for existing facilities, laboratories and other national capabilities which are demonstrably available for use by the wider environmental science community.

Advancing atmospheric and aerial autonomy

Open Nerc GB advancing-atmospheric-and-aerial-autonomy

United Kingdom 21 Oct 2026 (24 days left)

Apply for proof-of-concept funding to develop and deploy innovative autonomous solutions for atmospheric science research or autonomous aerial systems for environmental science.

Resilient economy and security through ecosystem transitions grants

Open Nerc GB resilient-economy-and-security-through-ecosystem-transitions-grants

United Kingdom Up to $2,500,000 22 Oct 2026 (25 days left)

Apply for funding to improve our understanding of how ecosystem change affects resilience, security and prosperity as part of the NERC-Defra co-funded Resilient Economy and Security through Ecosystem Transitions programme.

Community, Convening & Collaboration for Accelerator Awardees

Open Equity GB WT-RFP-11614

United Kingdom 23 Oct 2026 (25 days left)

Seeking an experienced partner to design, deliver and steward a multi-year community, convening and collaboration programme for Wellcome Accelerator Awardees, supporting connection, opportunity, collaboration and long-term career progression. Suppliers should view the RFP through the Oracle portal, where they should also submit any questions.

EPSRC-Defra Reimagining Circularity: full stage

Open Epsrc GB epsrc-defra-reimagining-circularity-full-stage

United Kingdom Up to $5,410,000 3 Nov 2026 (37 days left)

Apply for three years of NetworkPlus funding to build new capacity, strengthen community and enhance research to innovation capabilities focused on the circular economy in data and metrics, or textiles. You must be based at a UK research organisation eligible for EPSRC funding.

Large Grant full applications: November 2026 (invite only)

Open Nerc GB large-grant-full-applications-november-2026-invite-only

United Kingdom 5 Nov 2026 (39 days left)

You can only apply for this funding opportunity if we have invited you to do so following a successful outline application.

Exploring the frontiers of environmental research 2026

Open Nerc GB exploring-the-frontiers-of-environmental-research-2026

United Kingdom 12 Nov 2026 (46 days left)

Apply for funding to pursue truly novel curiosity-driven environmental research that is at an early stage of development and has the potential to be transformative.

Water4All 2026 call: sustainable water management

Open Epsrc GB water4all-2026-call-sustainable-water-management

United Kingdom Up to $312,500 6 Apr 2027 (191 days left)

Apply for funding to increase our understanding, assessment, management, and governance of water across scales, from catchment to groundwater and from source to sea. Enable better decision-making for public authorities, water managers, and other stakeholders.

Biodiversa+ 2026 to 2027: novel ecosystems (BiodivFuture)

Open Nerc GB biodiversa-2026-to-2027-novel-ecosystems-biodivfuture

United Kingdom Up to $375,000 16 Apr 2027 (201 days left)

Apply for funding to increase our understanding of novel ecosystems, their socio-ecological dynamics and consequences, and future pathways and trajectories of change.

Frequently Asked Questions

Who buys green tenders?

State utilities, national energy and water regulators, multilateral development banks, climate funds, and municipalities. Increasingly, private off-takers procure via public PPA frameworks.

How do grants differ from tenders in this space?

Grants typically fund feasibility, pilots, capacity building and TA — issued by climate funds, bilateral agencies and foundations. Tenders fund construction, equipment supply and O&M.

What compliance do green tenders require?

IFC Performance Standards, environmental and social safeguards, increasingly EU Taxonomy alignment for European-funded work, and local-content commitments.

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