Utility facilities

Waste water management plants

• VO-KA Celje: central waste water management plant Celje, waste water management plant Dobrna
• Hydrotech Slovaška: Frankolovo pumping stations and waste water management plant
• IPI Rogaška Slatina: Tabor waste water management plant
• RIKO Ljubljana: reconstruction of the Ivančna Gorica waste water management plant, waste water management in the Drava river basin (Selnica waste water management plant, Radlje ob Dravi waste water management plant, Muta waste water management plant, Vuzenica waste water management plant)
• Reconstruction of the waste water management plant Planina near Sevnica

Drinking water facilities

• VO-KA Celje: pumping station and water reservoir Frankolovo Stražica
• City Municipality of Celje: Gaberka – Celjska koča water supply (pumping stations Č1 and Č2 and water reservoir)
• Esotech: pumping stations on the Šentjur – Dobje water supply system

Waste water facilities

• VO-KA Celje: construction of pumping stations RZ 1 to RZ 5 on the primary sewage system in Celje, pumping station Polule, reconstruction of the pumping station Skalna klet, reconstruction of the pumping station GZ-2 Tkanina Celje, maintenance of pumping stations in Celje
• City Municipality of Celje: several pumping stations for waste water removal near Šmartinsko lake
• Municipality of Žalec: several pumping stations on the sewage system in the municipalities of Žalec, Polzela and Prebold
• Nivo: pumping stations in Sevnica, Rečica ob Savinji and Laško
• Kostmann: Braslovče pumping stations
• Gradnje Žveplan: pumping stations Arnovski forest

Ravnanje z odpadki

• Mestna občina Celje: Regionalni center za ravnanje z odpadki Celje (RCERO), toplarna s sežigalnico odpadkov Celje
• KOCEROD: energetski razvod na območju regijskega centra, javljanje požara in strelovodna napeljava
• Gradia: garaže za kompaktor (RCERO Celje)