Closed tenders — page 126
Procurement notices that have closed in the last 12 months. Each keeps its contracting authority, estimated value and original closing date, so you can see which buyers tender repeatedly and on what cycle. Closed notices drop out of this archive after a year. 7,242 in the archive across 151 pages. Browse live tenders instead.
Maintenance service for drinking water and wastewater treatment plants
organisation· CO
This tender procures maintenance services for drinking water and wastewater treatment plants operated by a Colombian water utility in Villavicencio for 2026. Bidders should be specialized water infrastructure maintenance contractors with experience in potable and residual water treatment facility operations.
Procurement of supplies for a wastewater treatment plant at an agricultural training facility in Colombia
organisation· CO
This tender procures chemical and operational supplies for a wastewater treatment plant serving an agricultural training center in Colombia. Bidders should be suppliers of water-treatment chemicals, equipment, and consumables with experience in industrial and institutional wastewater systems.
Building Systems Servicing
Municipality· GB
A UK local authority seeks Indoor Environmental Specialists to service and maintain heat recovery ventilation (HRV) systems installed across council dwellings and public buildings, primarily existing units. Qualified HVAC/building services contractors with HRV expertise and mechanical ventilation certifications are the target bidders.
Passenger cars – Electric vehicle procurement
organisation· LT
A Lithuanian municipal authority is procuring one electric passenger car to replace or expand its fleet. EV manufacturers, authorized dealers, and automotive suppliers meeting EU standards can bid.
Refuse and waste related services – staffing and access control at municipal waste collection centres in Lucca, Italy
organisation· IT
This tender procures staffing and access control services at two municipal waste collection centres in Lucca, Italy, ensuring proper waste stream segregation and site security. Bidders should be facility management or waste-management service providers experienced in waste-sorting oversight and visitor control at recycling facilities.
Climate Resilient Water, Sanitation and Hygiene (WASH) package development for school children (1-4 and 5-11 std) and training of selected master trainers for capacity building roll out with teachers
organisation· UZ
A UN agency seeks development of climate-resilient WASH (water, sanitation, hygiene) educational packages for primary school children (grades 1-11) in Uzbekistan, including training of master trainers for teacher capacity building rollout. Bidders should have expertise in curriculum design, WASH education, climate adaptation, and training programme delivery in low-resource school settings.
Advisory and consultative engineering services – Procurement of services for execution project review - phase 2
organisation· PT
A Portuguese water utility seeks advisory and engineering services to review the execution design for a new wastewater conveyance pipeline linking Algoz to Albufeira. Bidders should be engineering consultancies with expertise in water infrastructure project design review and hydraulic systems.
Acquisition, installation and commissioning of electrical control panel for potable water system
organisation· CO
Procurement of an electrical control panel for a potable water supply system at a government facility. Bidders should have expertise in electrical panel design, installation, and commissioning for water infrastructure systems.
Forest pest control services – spraying operations in a northeastern European state forest region
organisation· EE
Forest pest control services involving spraying of pest-control agents in the southeastern region of a northeastern European state's forest management authority. Bidders must meet qualification and elimination criteria specified in tender documentation.
Canadian Municipality - Request for Proposal - Climate Adaptation Plan
organisation· CA
This RFP procures a comprehensive climate risk assessment and adaptation plan for a Canadian municipality, including vulnerability analysis across water, infrastructure, health, and tourism sectors, plus Indigenous engagement and community resilience planning. Bidders should be climate/sustainability consultancies with expertise in municipal adaptation, Indigenous co-design, and integrated risk assessment.
Chiller and Cooling Tower Water Treatment Services - a US Federal Healthcare Facility
organisation· US
This tender procures chiller and cooling tower water treatment services for a federal healthcare facility, including chemical treatment, monitoring, and maintenance to optimize HVAC system efficiency and prevent corrosion/scaling. Bidders should be specialized water treatment service providers with experience in institutional/healthcare facility cooling systems and EPA/state water discharge compliance.
Planting and maintenance services of green areas – Mowing of berms and waterways
organisation· NL
This tender procures mowing and maintenance services for public green areas, berms, and waterways in a Dutch municipality to keep public space safe and prevent overgrowth. Bidders should be landscaping or grounds maintenance contractors with experience in vegetation management and waterway clearance.
Liberia, Consulting Services to Conduct Strategic Environmental and Social Impact Assessment (SESA)
Authority· LR
This tender procures consulting services to conduct a Strategic Environmental and Social Impact Assessment (SESA) for fisheries and aquaculture in Liberia, likely supporting sustainable sector planning. Bidders should have expertise in environmental assessment, social impact evaluation, and aquatic resource management in West African contexts.
Rear-loading compactor truck for municipal solid waste collection in Spain
Municipality· ES
Procurement of a rear-loading compactor truck for municipal solid waste collection by a Spanish municipality. Bidders should be waste-management equipment manufacturers or authorized distributors with experience in urban refuse collection vehicles.
Request for quotation Consultancy Firm for Skills Development, Digital Innovation, and Cooperative Development for Renewable Energy Livelihoods
organisation· UG
A UN migration agency seeks a consultancy firm to deliver skills development, digital innovation, and cooperative development programmes focused on renewable energy livelihoods in Uganda. Bidders should have expertise in renewable energy sector development, vocational training design, and cooperative enterprise models for emerging markets.
Procurement of specialized preventive and corrective maintenance services for photovoltaic generation systems at Brazilian labor court facilities
organisation· BR
This tender procures specialized maintenance services (preventive and corrective) for photovoltaic solar generation systems at Brazilian court facilities. Bidders should be experienced solar PV O&M service providers capable of managing multiple sites without providing exclusive labor.
Architectural & Engineering Services - Coastal Harbour Sedimentation Study & Options Analysis
Department· CA
A Canadian federal department seeks engineering consulting services to conduct a sedimentation study, hydrodynamic analysis, and conceptual design options for a harbour in Ontario, including shoreline evolution and barrier beach assessment. Qualified engineering firms with coastal/marine infrastructure expertise and experience in harbour sediment management and breakwater assessment are eligible bidders.
Baseline Study of a Water Productivity and Climate Resilience Project in Sri Lanka's Minor Tank-Based Ecosystems (For suppliers registered in Sri Lanka)
organisation· LK
a UN food-security agency seeks a consultant or research organization to conduct a baseline study for a water productivity and climate resilience project focused on minor tank-based ecosystems in Sri Lanka. The bidder must be registered in Sri Lanka and have expertise in agricultural water management, climate adaptation, and baseline assessment methodologies.
Government LED Lighting Equipment Procurement
organisation· UY
Direct purchase of LED lighting panels and tubes (60x60 40W panels and 18W 1.2m tubes) with integrated power supplies for a government auxiliary center in Rio Branco. Suitable bidders are electrical suppliers or lighting distributors capable of delivering energy-efficient LED products with documentation and shipping included.
Solar System training materials for vocational education in the Middle East
organisation· SY
a UN humanitarian agency is procuring training materials for solar photovoltaic systems at a vocational training centre in Syria. Bidders should be educational content developers, renewable energy training specialists, or solar equipment manufacturers capable of delivering curriculum materials and practical resources for vocational solar technician training.
Non-hazardous waste treatment and recovery services procurement
Municipality· IT
This tender procures non-hazardous waste treatment and recovery services for a municipality, specifically for waste streams classified under EER code 20.03.03 (mixed municipal waste suitable for recovery). Bidders must be authorized waste-treatment operators with licensed facilities capable of recovery/recycling operations.
Environmental safety services – Update of wildlife mapping survey
organisation· DE
This tender procures an update to faunal (wildlife) mapping and ecological surveys for motorway infrastructure managed by a German federal transport authority. Bidders should have expertise in ecological field surveys, species identification, habitat assessment, and environmental baseline documentation.
Implement ecosystem conservation and recovery strategies through SINA coordination
organisation· CO
This tender contracts implementation of ecosystem conservation and restoration strategies in three Colombian municipalities, including ecological restoration, water protection, environmental education, and community participation. Bidders should have expertise in environmental management, ecosystem restoration, community engagement, and experience working within Colombia's national environmental system.
Studies and designs of sewerage networks
Municipality· CO
This tender procures detailed engineering studies and designs for a wastewater collection, transport, and treatment system in a rural Colombian municipality, with community participation emphasis. Bidders should be engineering consultancies or design firms with experience in water infrastructure and participatory planning in Latin America.
Notice of Intent to Direct Award: Purchase of Flow Meters and Control System Programming
organisation· CA
A Canadian municipality seeks to direct-award contracts for five wastewater treatment flow meters and control system programming to support lagoon operations. Bidders should be instrumentation suppliers and control-systems integrators with wastewater facility expertise.
Regional Cumulative Effects Assessment for Offshore Oil and Gas Exploratory Drilling in Canada
Agency· CA
A Canadian federal environmental agency seeks a consultant to conduct a cumulative effects assessment evaluating how offshore oil and gas exploratory drilling interacts with other regional activities and impacts environmental, health, social, and economic components. The ideal bidder is an environmental consulting firm with expertise in regional-scale impact assessment, cumulative effects analysis, and offshore energy sector knowledge.
Acquisition and installation of industrial agricultural machinery and technological equipment for modernization of agricultural training center
organisation· CO
Procurement of industrial agricultural machinery, agro-climatic control systems with renewable energy integration, and plant/meat processing lines for a Colombian agricultural training center. Bidders should have expertise in agro-industrial equipment, climate-control systems, and renewable energy integration for agricultural applications.
Offshore Wind Programme – Programme Management
Council
This tender seeks a Project Management Consultant to oversee a Scottish offshore wind programme. The ideal bidder is an experienced project management consultancy with expertise in large-scale offshore infrastructure and programme delivery in the renewable energy sector.
Supply, Delivery, and Installation of Solar Streetlights in Gedaref and Kassala
organisation· SD
A UN development agency is procuring solar streetlights for supply, delivery, and installation in two Sudanese states (Gedaref and Kassala). Bidders should have experience in solar photovoltaic systems, streetlight installation, and delivery logistics to remote/semi-arid regions.
A UN industrial-development agency invites qualified bidders to provide legal advisory services in support of the structuring of mechanisms for the receipt, interim holding, and disbursement of grant funds in Vietnam under a decarbonization project
organisation· VN
A UN industrial-development agency seeks legal advisory services to structure financial mechanisms for grant receipt, holding, and disbursement in Vietnam under a decarbonization project. The ideal bidder is a law firm or legal consultant with expertise in international development finance, fiduciary standards, and climate-aligned fund management.
Driving and comprehensive maintenance service for the funder provincial centres in León
organisation· ES
This tender procures driving and comprehensive maintenance services for the funder provincial centres in León, Spain. Suitable bidders are facility management and transport service companies with experience in large-scale centre operations and vehicle fleet management.
Service provision framework agreement for campaign delivery services
organisation· NL
This tender seeks a single service provider to develop and deliver campaign services for a behavioral campaign in the Netherlands from 2026–2028 (with optional extension to 2030), aimed at encouraging regional travelers to adopt smart mobility options instead of personal vehicles. The ideal bidder is a campaign and communications agency with experience in behavioral change, sustainable mobility promotion, and public transportation advocacy.
Direct Purchase 87908/2026
organisation· UY
This is a direct purchase of frequency variators (variable frequency drives) by a South American state water authority, likely for pump or motor control in water supply or sanitation infrastructure. Bidders should be suppliers of industrial electrical equipment capable of serving public utility operations.
RFP for Undertaking Climate Risk Assessments and Developing Knowledge and Capacity
organisation· IN
a UN development programme is seeking consultants and organizations to conduct climate risk assessments and develop knowledge and capacity-building programmes for Indian stakeholders. Bidders should have expertise in climate science, risk assessment methodologies, and training and knowledge dissemination.
Contract water quality analysis service potable and wastewater
organisation· CO
This tender procures physical-chemical and microbiological analysis services for drinking water and wastewater at a Colombian military facility. Bidders must be laboratory service providers with accreditation in water quality testing and compliance with Colombian environmental standards.
Engineering services – flood protection and ecological revitalization project, Switzerland
organisation· CH
This tender procures engineering services (phases 31–33 per SIA 103) for flood protection and ecological revitalization of a 1 km river section in Switzerland, including project management and integration of bridge/road works. Bidders must be multi-disciplinary engineering consultants with expertise in hydraulic engineering, ecology, and infrastructure coordination.
Comprehensive facility conservation and maintenance services for a Spanish administrative complex
organisation· ES
This tender procures comprehensive conservation and maintenance services for the general installations of administrative buildings in Valencia, Spain. Bidders should be specialized facility management companies with experience in integral building maintenance, HVAC systems, electrical installations, and general infrastructure upkeep.
Demolition services of vehicles – Vehicle scrap and waste removal services
Municipality· ES
This tender procures vehicle demolition and scrap/waste removal services for a Spanish municipal utilities company. Bidders should have expertise in vehicle recycling, hazardous material handling, and waste management compliance.
Refuse and waste services – framework agreement for site remediation services
organisation· FR
Framework agreement for refuse and waste management services on public sector sites, with annual maximum budget of €30,000 HT. Suitable for waste management operators and environmental services contractors licensed to work in France's Réunion region.
Operation of a refuse site in Greece's Epirus region
organisation· GR
This tender procures post-closure operation, maintenance, and guarding services for a municipal sanitary landfill in Greece's Epirus region for 2 years, with a 2-year renewal option. Bidders should be waste-management service companies with experience in landfill operations, environmental compliance, and equipment maintenance.
Data services – Provision of specialist ecological and technical support to assist with the coordination of data received from across government departments and upload a national restoration plan
Department· IE
This tender procures specialist ecological and technical support to coordinate environmental data from government departments and upload national restoration plan data to an EU reporting platform. Bidders should have expertise in ecology, data management, and EU environmental reporting systems.
Pipeline-design services – Engineering documentation for district heating network reconstruction in Bydgoszcz, Poland
organisation· PL
This tender procures engineering design documentation for the reconstruction of a district heating pipeline network in Bydgoszcz, Poland, including technical drawings, construction permits, and project coordination. The winning bidder must be a qualified engineering firm experienced in utility infrastructure design, permitting, and stakeholder coordination in Poland.
Forest pest control services – insecticide spraying in northeastern Estonia
organisation· EE
This tender procures forest pest control services (insecticide spraying) in northeastern Estonia managed by a state forest authority. Bidders must be qualified pest-control service providers capable of aerial or ground application of approved forestry pesticides.
Procurement of design and engineering services for a workplace safety center renovation project in Oviedo, Spain
organisation· ES
This tender procures architectural and engineering design services for a renovation/construction project at a workplace safety mutual center in Oviedo, Spain, including execution project, energy certificates, installations design, site direction, and safety coordination. Bidders should be multidisciplinary engineering/architecture firms with experience in building design, energy performance assessment, and construction site management.
External collaborators sought – Application of skills-assessment methodology in Costa Rica and Guatemala for anticipating green-skills needs and developing competencies
organisation
A UN labour agency seeks external collaborators to apply a skills-assessment methodology in Costa Rica and Guatemala for anticipating green skills needs and developing competencies. Bidders should have expertise in skills assessment, green economy transitions, and capacity-building in Central America.
Municipal waste collection and management services in Poland
organisation· PL
This tender procures waste collection and management services from residential and recreational properties, plus selective waste-collection points in a Polish municipality, with explicit focus on recycling and recovery targets. Bidders should be waste-management operators capable of managing mixed municipal waste streams and meeting EU circular-economy compliance standards.
Electricity distribution and control apparatus – Biomass & Pipe Bridge Electrical Works
organisation· CZ
This tender procures electrical distribution, control apparatus, and installation works for a biomass energy project at a Czech industrial facility, including outdoor power and communication cabling, fuel preparation systems, and full commissioning. The ideal bidder is an electrical contractor with experience in industrial renewable-energy or biomass plant infrastructure, capable of design, installation, and systems integration.
Call for Proposal on Facilitating and Implementing Biodiversity Credit Pilot in Community Level - Jambi
organisation· ID
This tender seeks a facilitator/implementer to design and pilot a biodiversity credit scheme at community level in Jambi, Indonesia, likely involving habitat conservation, species protection, or ecosystem service monetization. Bidders should have expertise in biodiversity conservation, community engagement, carbon/biodiversity credit systems, and Indonesian regulatory frameworks.