Energy Efficiency tenders — page 11
1,017 listings tracked right now · page 11 of 22
Programmes for industrial efficiency, building retrofits, heat recovery and demand reduction. Typical funders are UK DESNZ and the Industrial Energy Transformation Fund, the US DOE, EU LIFE and Horizon, and utility efficiency-obligation schemes. Listed below are the open energy efficiency tenders and contract notices that landscape produces, taken from each buyer's own notice and re-checked on every refresh.
Energy procurement mostly runs through utilities, transmission and distribution operators, and public bodies buying on behalf of a network. Expect framework agreements rather than one-off purchases, a prequalification stage before the tender proper, and multi-year terms with performance obligations attached. Consortium bidding is normal, and the technical annexes usually carry more weight in scoring than the price envelope does.
This page lists open energy efficiency tenders and public contracts currently tracked by Raise Lens — 1,017 of them right now, sorted with the soonest deadline first. Every listing has been classified against the sustainability taxonomy rather than matched on keywords, so what appears here is energy efficiency work rather than anything whose description happens to mention it.
The buyers publishing energy efficiency tenders and public contracts here include MUNICIPIUL BACAU, Verbandsgemeindeverwaltung Kastellaun, Bundesanstalt für Immobilienaufgaben, among 2 others. Who is funding matters as much as what: eligibility, reporting burden and the realistic timeline to a decision vary far more between buyers than between individual calls.
29 of these close within the next 30 days. Deadlines are taken from the source listing and re-checked on every refresh, but the originating buyer remains the authority — always confirm against the official notice before you submit.
Construction – Design, technical assistance, and execution for thermal network rehabilitation
••••• Municipality· RO
Municipality of Bacău procures design, technical assistance, and construction execution for rehabilitation of primary district heating networks to improve energy efficiency of centralized heating system. Bidders must be multidisciplinary engineering/construction firms capable of technical audits, permitting coordination, and major thermal infrastructure retrofit work.
Engineering design services – town hall renovation and expansion, electrical building systems
••••• organisation· DE
Engineering design services for a comprehensive renovation and extension of a municipal town hall in Germany, including energy efficiency retrofits, accessibility upgrades, and cybersecurity infrastructure. Bidders should be specialized engineering design firms with expertise in building energy performance, electrical systems, HVAC, and accessibility standards.
Engineering services – photovoltaic installation specifications for German Armed Forces buildings
••••• organisation· DE
Procurement of engineering services to create a detailed bill of quantities and specifications for photovoltaic installation on approximately 500–650 German Armed Forces buildings by 2030. Bidders should be specialist engineering/consulting firms with solar PV deployment and standardized tender-document (VOB/A) expertise.
District-heating mains construction – acoustic study LOT 1-22
••••• organisation· FR
Acoustic study for district-heating network construction integrating urban heat networks across three communes in Lorraine, France. Bidders must have expertise in acoustical engineering, environmental impact assessment, and compliance with French noise regulations for heating infrastructure.
Energy efficiency retrofitting services for municipal buildings, Lot 3
••••• organisation· IT
Open tender for integrated energy efficiency retrofitting services across multiple buildings owned by the Municipality of Genoa, using project finance mechanism. Bidders should be specialized in building energy performance improvement, project financing, and large-scale municipal energy retrofit delivery.
Architectural and engineering services for winter stadium energy-efficiency retrofit project documentation
••••• organisation· CZ
This is a comprehensive project documentation procurement for energy-efficiency retrofit of a winter stadium in Czechia, including HVAC and building-envelope improvements funded by the EU Just Transition Operational Programme. Bidders should be architectural/engineering firms specializing in building energy performance and renovation design.
Environmental services – Environmental consultants, Energy & climate
••••• organisation· SE
This tender procures environmental consulting services focused on energy and climate issues for a Swedish municipality, covering strategic advice on energy efficiency, renewable energy, and climate mitigation at city, district, or departmental levels. Bidders should be environmental/energy consultancies with expertise in municipal energy planning, decarbonization strategy, and climate adaptation.
Energy Audit Services, Technical Expertise and DALI Development for Energy Efficiency Improvement of Public Buildings in the South-East Development Region (Braila, Buzau, Constanta, Galati and Vrancea Counties)
••••• organisation· RO
This tender procures energy audits, technical expertise, and detailed audit and lasting improvements (DALI) documentation for public buildings across five Romanian counties to identify energy-efficiency retrofit opportunities. Bidders should be engineering/consulting firms with expertise in building energy audits, thermal analysis, renewable energy integration, and sustainable building design.
Construction work – design, technical verification, and execution for public building energy efficiency improvements, Ialomița County
••••• Municipality· RO
This tender procures design, technical verification, and construction execution services for energy efficiency improvements in public buildings across Ialomița County, Romania. Bidders must be multidisciplinary firms capable of delivering full technical documentation (DTAC, PTE), obtaining construction permits, and executing energy retrofit works on multiple building sites.
Engineering services – New kindergarten facility, Neumarkt, Germany - Technical building systems
••••• Municipality· DE
Engineering services for design and installation of HVAC, building automation, and control systems for a new two-storey kindergarten facility in Neumarkt, Germany, with emphasis on energy-efficient building automation and remote facility management. Bidders should be specialized in MEP design, building management systems, and controls commissioning for institutional buildings.
Energy-efficiency consultancy services for 215 residential buildings in Bucharest Sector 6
••••• Municipality· RO
This tender procures energy-efficiency consultancy and technical-economic documentation services for 215 residential buildings in Bucharest's Sector 6, covering both retrofit updates and new assessments. Bidders should be engineering/architecture firms with expertise in building energy audits, renovation planning, and compliance documentation.
Architectural, engineering and planning services – KW2 - Energy concept technical building systems
••••• Municipality· DE
This tender procures architectural and engineering design services for energy concept development (Energiekonzept TGA) and renovation planning for technical building systems at a German municipal wastewater/environmental facility. Bidders should have expertise in building energy audits, HVAC system design per HOAI standards, and energy-efficient retrofit planning for industrial/municipal infrastructure.
Engineering design services for the construction of civil engineering works – BMHKW Kaindl: Planning services district heating network and thermal storage
••••• organisation· AT
Engineering design services for a district heating network connection and thermal storage buffer system to integrate a 100 MW cogeneration plant into Salzburg AG's district heating infrastructure. Bidders should have expertise in district heating design, thermal storage systems, heat exchanger stations, and large-scale heating network integration.
Supply and installation of bidirectional solar system meters
••••• organisation· CO
This tender procures the supply and installation of bidirectional solar energy meters for a SENA regional facility's solar power system. Suitable bidders include electrical equipment suppliers and renewable energy system integrators with experience in solar metering and installation.
Energy Services Framework
••••• organisation· GB
Welsh Government seeks energy advisory and carbon reporting services to help public sector and community organisations in Wales reduce emissions and deliver local economic benefits. Bidders should be energy consultancies or carbon-MRV specialists with experience supporting institutional clients.
Pan-UK-Transport-Authority Carbon Accounting and Utilities Management Solutions: Preliminary Market Engagement
••••• organisation· GB
TfL seeks software and service solutions for integrated carbon accounting and utilities management across 2,000+ sites, covering bill payment, energy data visualization, Scope 1-3 emissions reporting, and net-zero scenario planning. Bidders should offer enterprise carbon-MRV platforms, utilities data analytics, supply-chain emissions capture, or integrated ESG/energy management software.
Acquisition of air conditioning units and equipment for municipal schools and administrative building
••••• Municipality· BR
This tender procures air conditioning units and related equipment for municipal schools and the SEMED administrative building in São Luiz Gonzaga, Brazil. Bidders should be HVAC equipment suppliers or distributors capable of delivering and installing climate control systems in educational facilities.
Preventive maintenance services – municipal swimming pool technical installations
••••• organisation· FR
This tender procures preventive maintenance and technical management services for a municipal swimming pool's water systems, chlorination, filtration, hot water, HVAC, and heating infrastructure. Bidders should be specialized facilities management or building systems maintenance contractors with experience in pool plant operations and energy-intensive building services.
Mixed contract for public lighting maintenance service with supply
••••• Municipality· ES
Mixed contract for public lighting maintenance and supply in Torrelodones, Spain. Bidders should have experience in street lighting systems, electrical maintenance, and LED/energy-efficient lighting supply.
Public lighting and electrical installations maintenance service for municipal buildings
••••• Municipality· ES
This tender procures conservation and maintenance services for public lighting and electrical installations across municipal buildings in Castalla, Spain. Bidders should be electrical maintenance contractors with experience in public infrastructure and municipal facility management.
Technical assistance for bioclimatic restaurant design, execution, and site management
••••• organisation· ES
Technical assistance for design, execution, safety study, and site management of a bioclimatic restaurant building in Castuera, Spain, co-financed by FEDER. Suitable for architectural/engineering firms with experience in sustainable building design and project management.
Humidification and Dehumidification Control Unit
••••• Department· CA
This tender procures a single humidification and dehumidification control unit for delivery to Ottawa, with environmental packaging requirements. Bidders must be Canadian suppliers or from applicable trading partners, and the contract is small-scale and equipment-focused.
Electrical equipment and apparatus – Supply and delivery of electrical equipment for a French coastal city
••••• Municipality· FR
This tender procures electrical equipment for public lighting and traffic signals for the City of Lorient, France. Bidders should be electrical equipment suppliers or installers with experience in municipal infrastructure and public lighting systems.
Specialized air-conditioning equipment installation and maintenance services
••••• Municipality· BR
This tender procures specialized installation and maintenance services for air-conditioning and climate control equipment for a Brazilian municipal government. Bidders should be HVAC contractors with expertise in commercial/institutional cooling systems, preventive maintenance, and emergency repair capabilities.
Consultant and Expert Services for a Finnish Waste and Energy Company
••••• organisation· FI
The funder seeks consultant and expert services for Puhas Oy covering energy economics, waste logistics, infrastructure/building design, and environmental surveys over 2027–2029 (+2-year option). Bidders with expertise in waste management, construction consulting, and environmental assessment can apply for one or multiple service areas.
Technical Building Systems Design – Primary School, Kindergarten, Sports Hall
••••• Municipality· DE
This tender procures specialist engineering design services for technical building systems (HVAC, electrical, plumbing) for a new primary school, kindergarten, and sports hall in Germany. Bidders must be qualified MEP/TGA design firms capable of delivering HOAI phases 3–9 with potential design modifications.
Energy-management services – Meetdiensten facilitaire nutsaansluitingen
••••• organisation· NL
The funder seeks an energy-management service provider to manage metering, data collection, and reporting for gas and electricity utility connections across its Dutch rail facilities over 5–8 years. Bidders should have expertise in utility metering infrastructure, data APIs, and facility energy management.
Price registration for air conditioning and climate control equipment acquisition
••••• Municipality· BR
This tender procures air conditioning and climate control equipment for replacement and new installation across municipal buildings in Buri, Brazil. Bidders should be specialized HVAC suppliers or installers capable of serving government facilities with equipment sourcing and installation services.
Acquisition of blinds and solar-protection films for windows, including installation
••••• Ministry· BR
Procurement of solar-protection blinds and films for laboratory and administrative building windows, including installation. Bidders should be specialized in solar-control fenestration products and installation services, ideally with experience in institutional/healthcare facilities.
Abbreviated Tender 1005/2026: Acquisition of Electrical Materials for Public Lighting
••••• organisation· UY
This tender procures electrical materials for public street lighting in José Pedro Varela, Uruguay. Bidders should be electrical suppliers or contractors experienced in municipal lighting infrastructure and public works.
Cleaning of heating, ventilation and air conditioning systems on demand
••••• organisation· CA
This tender procures on-demand HVAC system cleaning and maintenance services across school buildings operated by a Quebec school board. Bidders should be specialized HVAC service providers capable of executing work during building closure periods and complying with air-quality improvement standards.
Preventive and Corrective Maintenance Service for Three Cogeneration Motors at a Spanish Wastewater Treatment Plant
••••• Municipality· ES
Preventive and corrective maintenance service for three cogeneration motors at a wastewater treatment plant (EDAR) in Murcia, Spain. Bidders should have specialized expertise in cogeneration engine maintenance, predictive diagnostics, and emergency repair capabilities for industrial power-generation equipment.
Refrigeration equipment maintenance services
••••• organisation· FI
CSC procures maintenance and repair services for heat pumps and water chillers at the LUMI data centre in Kajaani, Finland. Bidders should have expertise in refrigeration equipment servicing, preventive maintenance, and emergency repair capabilities for large-scale cooling systems.
Supply Of Mains Electricity X 4 Household Meters April 2027
••••• Trust· GB
This tender procures mains electricity supply for 4 household meters at the funder properties, with an estimated annual volume of 0.4 GWh starting April 2027. Bidders should be energy suppliers capable of consolidated billing, Excel reporting, and offering green/brown pricing options.
Industrial evaporative coolers and exhaust fans supply and installation
••••• Municipality· BR
Procurement of industrial evaporative coolers (70,000 m³/h) and exhaust fans (45,000 m³/h) with full installation for four municipal gymnasiums and cultural center in Brazil. Bidders must be specialized HVAC contractors capable of large-scale industrial cooling system design, supply, installation, and commissioning.
Preventive and corrective air-conditioning maintenance services, eight regional poles
••••• Institute· BR
This tender procures preventive and corrective maintenance services for air-conditioning and climate-control equipment across eight regional poles in São Paulo state, Brazil, including labor, materials, and spare parts. Bidders should be HVAC maintenance specialists with multi-site service capacity and expertise in diverse cooling systems (split, VRF, chillers, water-cooled units).
Monthly preventive and corrective HVAC maintenance services with parts supply and technical support
••••• organisation· BR
This tender procures comprehensive preventive and corrective maintenance services for HVAC, refrigeration, ventilation, and exhaust systems across Electoral Justice buildings in Rio Grande do Sul, Brazil. Bidders must be HVAC service providers capable of delivering integrated facility maintenance with parts supply, technical support, and consulting.
Water analysis and treatment services 4,500m³/month at a Brazilian research campus
••••• Ministry· BR
This tender procures water treatment services and chemical supply for 4,500 m³/month at Brazil's INPE research campus, covering primary lake-water treatment and secondary treatment for cooling, boiler, and HVAC systems. Bidders should be water-treatment service providers with chemical supply capability and experience in institutional/industrial water management.
New School Campus Deisenhofen – Winter Construction Heating
••••• organisation· DE
Procurement of temporary winter heating equipment (warm-air heaters) for a new school campus construction project in Bavaria covering approximately 160,000 m³ across four buildings. Bidders should be HVAC/heating equipment suppliers or contractors experienced in temporary construction-site heating systems.
Preventive and corrective maintenance service for air conditioning systems
••••• organisation· ES
This tender procures preventive and corrective maintenance services plus materials for climate control (heating/cooling) systems at a regional government building in Mallorca. Bidders should be HVAC maintenance specialists with experience in institutional facility management.
HVAC packages – Acquisition of AC units - LIS2 Room
••••• Foundation· PT
Procurement of air conditioning units for the LIS2 room at a Portuguese research foundation. HVAC equipment suppliers and installers with experience in laboratory/facility cooling systems are the target bidders.
Supply of HVAC System Air Filters
••••• University· CA
The funder seeks a supplier for HVAC system air filters and related products on an ongoing basis, with emphasis on energy efficiency, lifecycle optimization, and sustainability. Bidders must be financially responsible firms with proven experience supplying filtration products to large institutional/commercial/industrial accounts.
Cooling and ventilation equipment – Ventilation filters procurement 2026-2028, option 1+1
••••• organisation· FI
Mikkelin city procures ventilation filters and related services (product support, training, particle measurement) for municipal buildings across five Finnish locations over 2026–2028 with optional extensions. Bidders should be HVAC filter suppliers with expertise in municipal facility management and air-quality assurance.
Expansion and Renovation of a Municipal Town Hall in Germany, Structural Engineering Design
••••• Municipality· DE
This tender procures structural engineering design services (LPH 1–6 per HOAI 2021) for the expansion and renovation of a municipal town hall in Fronreute, Germany, to be awarded via negotiated procedure with competitive participation. Bidders must be qualified structural design firms capable of delivering phased engineering services for a public building renovation project.
Air-handling filters procurement 2026-2028, option 1+1
••••• organisation· FI
Mikkelin city procures air-handling filters and related services (product support, maintenance, training, particle measurement) for municipal buildings across five Finnish municipalities over 2026–2028 with optional 1+1 year extensions. Bidders should be filter manufacturers or distributors with expertise in HVAC maintenance, particle measurement, and ability to manage multi-site logistics and staff training.
Energy and related services – business office procurement by a Swiss energy association
••••• Association· CH
Procurement of energy and related services by a Swiss energy association (the funder), likely covering energy consulting, audits, or management services. Bidders should have expertise in energy systems, sustainability advisory, or related technical services applicable to Swiss regional energy governance.
European Non-Open Tender for Architectural Services Old Town Hall
••••• organisation· NL
The Municipality of Alphen aan den Rijn seeks architectural services for the design of restoration, renovation, energy-efficiency improvement, and adaptive reuse of a historic town hall building, from preliminary design through technical design. Qualified architecture firms with heritage renovation and sustainability integration expertise are the target bidders.
Integrated engineering services for full-service lighting provision in municipal institutions
••••• organisation· LV
This tender procures full-service lighting maintenance and management for municipal institutions in Daugavpils, Latvia. Bidders should be engineering/facilities service providers capable of LED retrofit, energy-efficient lighting design, and ongoing maintenance operations.