 | 300Software |
 | Achilles Group Limited |
 | ACIN, Academia de Informática Brava, Engenharia de Sistemas, Lda |
 | Administration Intelligence Austria GmbH |
 | Агенцията по обществени поръчки - Public Procurement Agency |
 | Agysoft |
 | Atexo |
 | Auftragnehmerkataster Österreich |
 | Auftragsberatungsstelle Hessen e.V. |
 | Avenue-Web |
 | Beschaffungsamt - Procurement Agency of the Federal Ministry of the Interior |
 | Delta eSourcing |
 | BOAMP |
 | JAGGAER |
 | BRM Romanian Commodities Exchange |
 | CDM A/S |
 | COSINEX GmbH |
 | Net4market - CSAmed s.r.l. |
 | Department of Contracts of the Government of the Republic of Malta |
 | Direccion General del Patrimonio del Estado |
 | Dematis |
 | Dittrich Software GmbH |
 | Due North |
 | Electronic System for Public Procurement – Romanian Agency for Digital Agenda |
 | eB2B |
 | EBP |
 | Maggioli S.p.A. |
 | EU Supply |
 | European Dynamics SA |
 | Euskadi - Basque Government |
 | Groupe Moniteur (Marchés Online) |
 | Healy-Hudson |
 | Hilma - Ministry of Finance / Valtiovarainministeriö |
 | IBM Emptoris |
 | IFaber |
 | Igris |
 | Imprensa Nacional - Casa de Moeda |
 | Bauausschreibungen in Österreich |
 | Innovasion |
 | Intenda |
 | In-Tend Limited |
 | Ivalua |
 | Konkurrence- og Forbrugerstyrelsen |
 | Kozbeszerzes - Public Procurement Authority |
 | La Poste |
 | Market Planet - Otwarty Rynek Elektroniczny S.A. |
 | Matrix SCM |
 | Mercell Danmark A/S |
 | Proactis Tenders Limited |
 | Ministère de la Mobilité et des Travaux publics – Département des Travaux publics |
 | Ministry of Regional Development |
 | Negometrix |
 | Official Gazette in Croatia |
 | PRO-Q of Venicecom Srl |
 | Proactis Public Sector Division |
 | Public Procurement Directorate - Treasury of the Republic of Cyprus |
 | RIB Deutschland GmbH |
 | Schweizerisches Handelsamtblatt (SHAB) |
 | SNCF(Société Nationale des Chemins de Fer Français) |
 | Staatsanzeiger ONLINE LOGISTIK GmbH |
 | Studio Amica Società Cooperativa |
 | Supplierforce |
 | e-Procurement – FPS Policy and Support (BOSA) |
 | Stichting Crow |
 | Südtiroler Informatik AG |
 | TenderNed |
 | Tendersmart |
 | Total Soft |
 | Uradni list-SI |
 | Welsh Development Agency |
 | Vemap |
 | Wiener Zeitung GmbH |
 | Viešųjų pirkimų tarnyba |
 | Visma |
 | Vortal Connecting Business |
 | Xtender Deals |
| | Administration Intelligence AG |
 | Digital PA |
 | subreport Verlag Schawe GmbH |
 | Allocation Network GmbH |
 | eVergabe.de GmbH |
 | bi medien GmbH |
 | Comcare a/s |
 | ADB (UK) Limited |
 | Atline |
 | e-Avrop |
 | SourceDogg |
 | 3P - Public Procurement Partners |
 | Primona |
 | Vizson |
 | Aanbestedingskalender NL |
 | Portal PZP |
 | Logintrade S.A. |
 | Open Nexus Sp. z o.o. |
 | Aumass |
 | Oracle Consulting UK |
 | Centro Hospitalar Universitário Lisboa Norte, E.P.E. |
 | TrueLink A/S |
 | Procurement Monitoring Bureau of the Republic of Latvia |
 | Dropbinder |
 | ZetoPZP - Platforma Zamówień Publicznych ZETO Lublin |
 | The triSaaS Group Ltd |
 | SIDAS PZP - Platforma Zamówień Publicznych |
 | Syskoplan Reply |
 | Comdia ApS |
 | PBMG eG |
 | SAP SE |
