Environment & Sustainability Tenders & Grants

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.

Who this is for

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

Top funders

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

A selection of recent tenders and grants. Register for free to see all environment & sustainability opportunities.

Tenders
HAR6063 - Electrical Measured Term ContractTower HamletsGBHAR6063Closes 23 Nov 2026£9.0MCymru Can Strategy ReviewFuture Generations Commissioner for WalesGB099537-2026Closes 9 Nov 2026£13KNewGBC & WBC Fire Risk AssessmentsSE Shared ServicesGBGBC - 039261Closes 16 Nov 2026Provision of Internal Building Cleaning ServicesPlumpton CollegeGBCA18588Closes 7 Dec 2026£1.0MNewLegionella Consultancy ServicesEast Suffolk CouncilGB2904-PPT-OCloses 16 Nov 2026New260068 Contract for the supply, delivery, commission, installation, consumables, & maintenance of a Twin-Screw Extruder for Compounding and RecyclingQueen's University BelfastGB260068Closes 12 Nov 2026NewWater Treatment Services including Water Risk AsesssmentsIn-tend Education PortalGBLEGI_0926Closes 10 Nov 2026NewDBC (EE) Provision of a Waste Haulage Service for Dacorum Borough CouncilSupply HertfordshireGBCPU00559Closes 5 Nov 2026NewISO11 Fumigation Lobby and Dedicated Air Handling Unit (AHU) - RetenderTHE PIRBRIGHT INSTITUTEGBEMS/ISO11FUMWRK2.0/2026Closes 13 Nov 2026NewStar Academies - Building Cleaning Services - The Valley Leadership AcademyIn-tend Education PortalGBITT/2026/CLEAN/SVACloses 2 Nov 2026NewHBC 1026 Provision of Arboriculture ServicesSupply HertfordshireGBHC331Closes 6 Nov 2026QTS Consultants FrameworkQuality Trusted Solutions LLPGBocds-h6vhtk-0775e4Closes 18 Dec 2026£150.0MNewGrounds Maintenance at WMFRA Sites 2026 - 2030West Midlands Fire and Rescue AuthorityGBC6099Closes 2 Nov 2026NewHartpury University & Hartpury College of Further Education - Total Waste Management ServicesHartpury CollegeGBCA18424Closes 28 Oct 2026£600KNewHighway Grass Verge and Hedge Cutting, Rights of Way - Seasonal Vegetation cuts, Suds and Watercourse MaintenanceBedford Borough CouncilGBBBC EN 04237Closes 28 Oct 2026NewTechnical and Highways Works FrameworkSalford City CouncilGBS1232Closes 18 Nov 2026£300.0MNewThe Supply of Electricity to MOD sites in Northern IrelandDefence Infrastructure OrganisationGB715787474Closes 23 Nov 2026£25.9MNewCleaning Services for Milton Keynes City CouncilMilton Keynes City CouncilGB2026-022Closes 1 Dec 2026NewDynamic Purchasing System for Data Sources and Services including Expertise (DPS Data SaSiE)Office for National StatisticsGBPU-18/0003Closes 3 Apr 2028£19.0MNewRefurbishment and Modernisation (RM4S) - ScotlandLHC Procurement GroupGBLHC - 0150Closes 11 Dec 2026NewConsultancy ServicesLHC Procurement GroupGBLHC - 0168Closes 29 Jan 2027NewAsset Safety and Compliance (ASC2)LHC Procurement GroupGBLHC - 0169Closes 31 Mar 2027NewEnergy Efficiency & Renewable Technology (EERT DPS)LHC Procurement GroupGBLHC - 0071Closes 18 Feb 2029NewSU172(26) Energy Centre and Union House District Heat Network Connection WorksSwansea UniversityGBocds-h6vhtk-06b454Closes 30 Oct 2026£5.0MHAR6063 - Electrical Measured Term ContractTower HamletsGBDN781083Closes 23 Nov 2026
Grants307
Full ADOPT Grant: Round 10Department for Environment, Food and Rural Affairs (Defra)GBCloses 2 Dec 2026£160KGrowth Cohorts: Next-gen low carbon concrete cohort entry Round 2Innovate UKGBCloses 2 Dec 2026£54KROSES 2025: D.4 Theoretical and Computational Astrophysics NetworksNASA HeadquartersUSNNH25ZDA001N-TCANCloses 3 Dec 2026Mojave Desert Tortoise RecoveryDepartment of Fish and WildlifeUSCloses 3 Dec 2026$2.0MROSES 2025: A.16 CryosphereNASA HeadquartersUSNNH25ZDA001N-CRYOCloses 4 Dec 2026Solar System Exploration Research Virtual Institute Cooperative Agreement Notice-5 (SSERVI CAN-5)NASA HeadquartersUSNNH26ZDA016CCloses 4 Dec 2026Solar for Apartment Residents (SoAR) - BoostDepartment of Climate Change, Energy, the Environment and WaterAU116673Closes 4 Dec 2026A$200KSolar for Apartment Residents (SoAR) Grant ProgramDepartment of Climate Change, Energy, the Environment and WaterAU88820Closes 4 Dec 2026A$150KFirst Nations Renewable Hydrogen Engagement Fund Round 2Department of Climate Change, Energy, the Environment and WaterAUGO8526Closes 10 Dec 2026A$2.8MGreat British Energy (GBE) Supply Chain Fund: Offshore Wind and NetworksGreat British EnergyGBCloses 10 Dec 2026£300.0MCarbon Innovation Grants Program WAGovernment of Western AustraliaAUCloses 11 Dec 2026A$1.5MSoutheast New England Program (SNEP) Innovative Restoration GrantsEnvironmental Protection AgencyUSEPA-I-R1-SNEP-2026ACloses 11 Dec 2026$5.3MExploring the frontiers of environmental research 2026Natural Environment Research Council (NERC)GBCloses 11 Dec 2026£8.0MUnlocking Space for Business Grant Call: Environmental Intelligence and EmissionsDepartment for Science Innovation and TechnologyGBCloses 11 Dec 2026£400KNERC-Innovate UK ICURe Discover programmeInnovate UK , Natural Environment Research Council (NERC)GBCloses 11 Dec 2026£3KWhat Works Centre for a climate resilient UKEconomic and Social Research Council (ESRC) , UK Research and InnovationGBCloses 15 Dec 2026The Genesis Mission: Transforming Science and Energy with AIOffice of ScienceUSDE-FOA-0003612Closes 17 Dec 2026$16.0MStatewide Park Development and Community Revitalization Program (SPP) – Round 5 – Proposition 4Department of Parks and RecreationUSCloses 17 Dec 2026$8.5M2027 Nonpoint Source (NPS) Grant Program – Clean Water Act section 319(h)State Water Resources Control BoardUSCloses 18 Dec 2026$1.0MEV Kerbside Charging Grants - Round 3Department of Climate Change, Energy, the Environment and WaterAU126945Closes 21 Dec 2026A$1.0MROSES 2025: A.4 Rapid Response and Novel Research in Earth ScienceNASA HeadquartersUSNNH25ZDA001N-RRNESCloses 31 Dec 2026Solid Waste Management Grant ProgramRural Utilities ServiceUSSWMFY27Closes 31 Dec 2026$1.0MTechnical Assistance and Training Grant ProgramRural Utilities ServiceUSTAT-FY27Closes 31 Dec 2026Illinois Climate Pollution Reduction Grants: Stretch Code Adoption Grant Application - Fourth RoundIllinois Finance AuthorityUSCloses 31 Dec 2026$1.0MBeverage Container Redemption Innovation GrantDepartment of Resources Recycling and RecoveryUSRIG10Closes 5 Jan 2027$1.0M

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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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