| Company Name | Country | Sector |
|---|---|---|
| 1.JVS | Czech Republic | Water |
| Acqualatina | Italy | Water |
| Acqualatina consortium | Italy | Water |
| AQUA Příbram | Czech Republic | Water |
| Aqua Servis | Czech Republic | Water |
| Aquiris | Belgium | Water |
| Biwater OTV | UK | Water |
| CTSE | Czech Republic | Water |
| Culligan | USA | Water |
| Global Environnement | France | Waste |
| GORI | Italy | Water |
| Kruger | Denmark | Construction |
| Kruger (Bangladesh) | Bangladesh | Construction |
| Kruger (Burkina Faso) | Burkina Faso | Construction |
| Kruger (China) | China | Construction |
| Kruger (Ghana) | Ghana | Water |
| Kruger (Guinea) | Guinea | Construction |
| Kruger (Lith) | Lithuania | Water |
| Kruger (Niger) | Niger | Construction |
| Kruger (Phillipines) | Philippines | Construction |
| Kruger (Pol) | Poland | Water |
| Kruger Aquacare | Denmark | Water |
| Kruger-Holter | Germany | Water |
| Milanodepur | Italy | Water |
| Nosedo | Italy | Water |
| OTV | France | Water |
| OTV (Berne) | Switzerland | Water |
| OTV (Espana) | Spain | Water |
| OTV (Russia) | Russia | Water |
| OTV (Turkey) | Turkey | Water |
| OTV Brasil | Brazil | Water |
| Peschiera Borromeo | Italy | Water |
| PSG | USA | Water |
| PVK | Czech Republic | Water |
| PWiK Tarnowskie Gory | Poland | Water |
| Romagna Acque | Italy | Water |
| SCVK | Czech Republic | Water |
| SDA | France | Water |
| SEDIF | France | Water |
| SEE (Wegnez) | Belgium | Water |
| Shanghai Waterworks Pudong Co. Ltd | China | Water |
| SIBA | Italy | Water |
| Siciliacque consortium | Italy | Water |
| Stredomoravska vodarenska | Czech Republic | Water |
| US Filter | USA | Water |
| VaK Kladno-melnik | Czech Republic | Water |
| VaK Mlada Boleslav | Czech Republic | Water |
| VaK Zlin | Czech Republic | Water |
| Veolia Water Czech Republic | Czech Republic | Water |
| Veolia Water Sweden | Sweden | Water |
| Veolia Water Systems | France | Water |
| Veolia Water Systems (Nordic Region) | Denmark | Water |
| Vivendi Water (Tianjin) | China | Water |
| Vodarna Plzen | Czech Republic | Water |
| Vodospol Klatovy | Czech Republic | Water |
| VOSS Sokolov | Czech Republic | Water |
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UNICORN works with trade unions around the world to combat bribery and corruption |
