| 4501 | Azienda Servizi Igiene Ambientale Napoli SpA NAPOLI | notice.buyer_activities.env-pro | it | 5 | €19.4M |
| 4502 | Centro Social de Santa Maria de Sardoura Castelo de Paiva | Social protection | pt | 5 | €466,650 |
| 4503 | Samodzielny Publiczny Zakład Opieki Zdrowotnej Ministerstwa Spraw Wewnętrznych i Administracji we Wrocławiu Wrocław | Health | pl | 5 | €14,950 |
| 4504 | PuntoZero s.c.a.r.l. Perugia | General public services | it | 5 | €8.7M |
| 4505 | 31 Wojskowy Oddział Gospodarczy ZGIERZ | Defence | pl | 5 | €256,573 |
| 4506 | ТЕРИТОРИАЛНО ПОДЕЛЕНИЕ "ДЪРЖАВНО ГОРСКО СТОПАНСТВО РОДОПИ" гр.Батак | General public services | bg | 5 | €775,252 |
| 4507 | ОБЩИНА БЕРКОВИЦА гр.Берковица | General public services | bg | 5 | €304,905 |
| 4508 | Società per l'Ecologia e l'Ambiente Spa Sondrio | General public services | it | 5 | €4.2M |
| 4509 | Ministerul Apararii Nationale - Spitalul Clinic Militar de Urgenta "Dr. Constantin Papilian"Cluj-Napoca (U.M 02454) Cluj-Napoca | Health | | 5 | €16,240 |
| 4510 | Gemeente Heemstede Heemstede | General public services | nl | 5 | €3.4M |
| 4511 | Marzona Stiftung Neue Saalecker Werkstätten Naumburg OT Saaleck | notice.buyer_activities.rcr | de | 5 | €59,203 |
| 4512 | Land Berlin, vertreten durch Senatsverwaltung für Arbeit, Soziales, Gleichstellung, Integration, Vielfalt und Antidiskriminierung Berlin | Social protection | de | 5 | €0 |
| 4513 | COMUNA FALCIU Falciu | General public services | | 5 | €135.6M |
| 4514 | ΓΕΝΙΚΟ ΝΟΣΟΚΟΜΕΙΟ ΠΑΙΔΩΝ ΑΘΗΝΩΝ "Η ΑΓΙΑ ΣΟΦΙΑ" ΑΘΗΝΑ | Health | gr | 5 | €13.9M |
| 4515 | ASL Viterbo Viterbo | Health | it | 5 | €45.2M |
| 4516 | Institutul Național de Boli Infecțioase "Prof. Dr. Matei Balș" Bucuresti | Health | | 5 | €26.6M |
| 4517 | Kymenlaakson hyvinvointialue Kotka | General public services | fi | 5 | €2.0M |
| 4518 | Agência para o Desenvolvimento e Coesão, IP Lisboa | Economic affairs | pt | 5 | €1.5M |
| 4519 | Landratsamt Weilheim-Schongau, Sb. 10.4 - Vergabe- und Beschaffungswesen Weilheim i. OB | General public services | de | 5 | €0 |
| 4520 | Mesto Banská Bystrica Banská Bystrica | General public services | sk | 5 | €599,301 |
| 4521 | Compania de Apa Oltenia SA Craiova | Water | | 5 | €102.7M |
| 4522 | Municipiul Timisoara Timisoara | General public services | ro | 5 | €0 |
| 4523 | DIRECTIA GENERALA DE ASISTENTA SOCIALA SI PROTECTIA COPILULUI SECTOR 6 Bucuresti | Social protection | | 5 | €778,218 |
| 4524 | SPITALUL CLINIC JUDETEAN DE URGENTA"SFANTUL IOAN CEL NOU"SUCEAVA Suceava | Health | ro | 5 | €2.0M |
| 4525 | Västtrafik AB SKÖVDE | General public services | se | 5 | €11.8B |
| 4526 | Stadt Bad Homburg v. d. Höhe - Der Magistrat, Fachbereich Recht - Vergabestelle - Bad Homburg v. d. Höhe | General public services | de | 5 | €0 |
| 4527 | Dirección General de Telecomunicaciones y Digitalización Sarriguren | General public services | es | 5 | €44.5M |
| 4528 | Stadtverwaltung Radolfzell am Bodensee Radolfzell am Bodensee | General public services | de | 5 | €0 |
| 4529 | Powiat Starogardzki Starogard Gdański | General public services | pl | 5 | €348,002 |
| 4530 | Alcaldía del Ayuntamiento de Baeza Baeza | notice.buyer_activities.null | es | 5 | €3.5M |
| 4531 | Kreis Ostholstein - Grundstücks- und Gebäudeservice Eutin | General public services | de | 5 | €0 |
| 4532 | NISZ Nemzeti Infokommunikációs Szolgáltató Zrt. Budapest | notice.buyer_activities.null | hu | 5 | €433.1M |
| 4533 | Consejo Ejecutivo del Consejo Insular de Mallorca Palma | notice.buyer_activities.null | es | 5 | €43.0M |
| 4534 | Onderwijs Inkoop Groep B.V. namens Stichting Openbaar Onderwijs Wijk bij Duurstede Wijk bij Duurstede | Education | nl | 5 | €228,317 |
| 4535 | Schiphol Nederland B.V. Rotterdam | General public services | nl | 5 | €114.7M |
| 4536 | Stichting Koninklijke Kentalis SINT-MICHIELSGESTEL | Education | nl | 5 | €14.1M |
| 4537 | Ylöjärven kaupunki Ylöjärvi | Housing and community amenities | fi | 5 | €13.6M |
| 4538 | Verbandsgemeinde Trier-Land Trier | General public services | de | 5 | €566,433 |
| 4539 | МНОГОПРОФИЛНА ОБЛАСТНА БОЛНИЦА ЗА АКТИВНО ЛЕЧЕНИЕ "Д-Р СТЕФАН ЧЕРКЕЗОВ" АД гр. Велико Търново | Health | bg | 5 | €1.3M |
| 4540 | Kotkan kaupunki Kotka | General public services | fi | 5 | €4.9M |
| 4541 | Rectorado de la Universidad de Granada Granada | Education | es | 5 | €1.5M |
| 4542 | Miejski Zakład Usług Komunalnych Sosnowiec | General public services | pl | 5 | €1.6M |
| 4543 | Service Coordination Achats Luxembourg | Rail services | lu | 5 | €0 |
| 4544 | FOD Financiën Schaarbeek | General public services | be | 5 | €10.4M |
| 4545 | CASA NATIONALA DE PENSII PUBLICE Bucuresti | Social protection | | 5 | €14.5M |
| 4546 | Västerviks kommun VÄSTERVIK | General public services | se | 5 | €173.0M |
| 4547 | Azienda Sanitaria Provinciale di Siracusa Siracusa | Health | it | 5 | €2.0M |
| 4548 | UAB "Kauno autobusai" (PV) Kaunas | General public services | lt | 5 | €600,000 |
| 4549 | gematik GmbH Berlin | Health | de | 5 | €478,783 |
| 4550 | Consejería de Presidencia, Reto Demográfico, Igualdad y Turismo del Principado de Asturias Oviedo | General public services | es | 5 | €13.8M |