Ullswater Investments · EU Funding Calls
All calls › Horizon Europe › HORIZON-CL4-2027-04-DATA-09
ForthcomingHorizon Europe

Energy efficiency and sustainability of AI data processing in Data Centres (IA)

Pilots for new technologies including demonstration sites which contribute to energy-efficient and sustainable AI data processing in data centres, reinforcing EU strategic autonomy and climate goals. Project results are expected to contribute to one or more of the following outcomes: Demonstrated innovations that substantially improve heat removal from high-power AI chips (e.g. direct on-chip cooling, advanced…

Deadline 18 Mar 2027Opens 17 Nov 2026Budget €39MIndicative grants 4EU contribution per project €9M–€10MSingle stageHORIZON Innovation Actions

Funding and competition

  • 4grants expected (official)
  • €9M–€10MEU contribution per project
  • €3.9Mmedian EU grant of the most similar funded projects
  • 85projects funded in earlier topics of this programme line

Success rates vary widely between topics (often from below 5% to above 30%). Ask us for the success-rate history of this topic before you commit to a proposal.

Organisations with a track record in this topic

Organisations that took part in the EU-funded projects most similar to this call (Horizon Europe and Horizon 2020), ranked by how close those projects are to the call, how recent they are and whether the organisation coordinated them. Being listed does not mean an organisation is looking for partners: use the list to target your outreach.

OrganisationCountryTypeSimilar EU projectsAs coordinatorExamples (CORDIS)
Consiglio Nazionale Delle Ricerche
Roma
ItalyResearch organisation83SPARK-e, CO-COOL, TEXTAROSSA
Fundacion Cartif
Boecillo
SpainResearch organisation80THUNDER, REWARDHeat, ReUseHeat
Rise Research Institutes Of Sweden Ab
Boras
SwedenResearch organisation61E2P2, HEATWISE, WEDISTRICT
Fraunhofer Gesellschaft Zur Forderung Der Angewandten Forschung Ev
Munchen
GermanyResearch organisation70BodenTypeDC, Muspell, TEXTAROSSA
Ethniko Kentro Erevnas Kai Technologikis Anaptyxis
Thermi Thessaloniki
GreeceResearch organisation61MODERATOR, USES4HEAT, RECAP
Accademia Europea Di Bolzano
Bolzano
ItalyResearch organisation63Muspell, REWARDHeat, HYSTORE
Politecnico Di Milano
Milano
ItalyUniversity60M2DC, Muspell, TEXTAROSSA
Ivl Svenska Miljoeinstitutet Ab
Stockholm
SwedenResearch organisation51THUNDER, REWARDHeat, ReUseHeat
Fundacion Tecnalia Research & Innovation
Donostia/San Sebastian
SpainResearch organisation51PUSH2HEAT, RE-WITCH, META BUILD
Instytut Chemii Bioorganicznej Polskiej Akademii Nauk
Poznan
PolandResearch organisation51HEATWISE, CATALYST, DEW-COOL-4-CDC
Universita Degli Studi Di Genova
Genova
ItalyUniversity40THUNDER, USES4HEAT, EEETHOS
Universidad De Lleida
Lleida
SpainUniversity50CharCool, CO-COOL, STREAMS
Brunel University London
Uxbridge
United KingdomUniversity42GREENDC, I-ThERM, StreamSTEP
Rina Consulting Spa
Genova
ItalyCompany41THUNDER, REWARDHeat, ReUseHeat
Ait Austrian Institute Of Technology Gmbh
Wien
AustriaResearch organisation31EVEREST, HYSTORE, INTERSTORES

Spanish organisations with experience in this field

The Spanish organisations that appear most often in the closest funded projects.

OrganisationCountryTypeSimilar EU projectsAs coordinatorExamples (CORDIS)
Fundacion Cartif
Boecillo
SpainResearch organisation80THUNDER, REWARDHeat, ReUseHeat
Fundacion Tecnalia Research & Innovation
Donostia/San Sebastian
SpainResearch organisation51PUSH2HEAT, RE-WITCH, META BUILD
Universidad De Lleida
Lleida
SpainUniversity50CharCool, CO-COOL, STREAMS
Veolia Servicios Lecam Sa
Madrid
SpainCompany30THUNDER, USES4HEAT, META BUILD
Universitat Politecnica De Catalunya
Barcelona
SpainUniversity21Muspell, CERBERUS
Asociacion De Investigacion Metalurgica Del Noroeste
Porrino
SpainResearch organisation21StreamSTEP, AGILE
Idp Ingenieria Y Arquitectura Iberia Sl
Sabadell Barcelona
SpainCompany · SME21DYMAN, RE-WITCH
Universitat Politecnica De Valencia
Valencia
SpainUniversity31GEOCOND, PUSH2HEAT, ECHO

What a typical winning consortium looks like

  • 12partners (median)
  • 6countries (median)
  • 29%of partners are SMEs
Company 54%University 23%Research organisation 18%Other 3%Public body 1%

Based on the 25 funded projects closest to this call. Use it as a benchmark, not a rule: always check the call conditions for the minimum consortium.

Most similar funded projects

Read their CORDIS pages to see the full consortium, results and deliverables.

  • ECO-Qube – Artificial-Intelligence-Augmented Cooling System for Small Data Centres (H2020 · 2020 · LC-SC3-B4E-5-2020)
  • E2P2 – Eco Edge Prime Power (H2020 · 2021 · FCH-02-9-2020)
  • MODERATOR – Immersion cooling & advanced materials for heat recovery from data centers (HORIZON · 2024 · HORIZON-CL5-2023-D3-01-09)
  • HEATWISE – Holistic Energy management And Thermal Waste Integrated System for Energy optimization (HORIZON · 2024 · HORIZON-CL5-2023-D4-01-04)
  • GREENDC – Sustainable energy demand side management for GREEN Data Centers (H2020 · 2017 · MSCA-RISE-2016)
  • WEDISTRICT – Smart and local reneWable Energy DISTRICT heating and cooling solutions for sustainable living (H2020 · 2019 · LC-SC3-RES-8-2019)

Live partner requests

Organisations actively looking for partners publish their requests on these official platforms.

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Track-record data: CORDIS open data (European Commission), organisation level only, refreshed weekly. Rankings are calculated automatically by Ullswater Investments from text similarity between the call and funded projects; they are indicative.