- HRVATSKA ELEKTROPRIVREDA d.d.
- HEP ODS d.o.o.
- Elektra Zagreb
- Elektra Požega
- Elektra Križ
- Elektra Varaždin
- Elektra Čakovec
- Elektra Zabok
- Elektra Slavonski Brod
- Elektra Koprivnica
- T-Hrvatski Telekom
- Hrvatska elektroprivreda d.d., ector for IT and Telecommunication
- HEP-TELEKOMUNIKACIJE d.o.o.
- City of Zagreb
- City Office for Cadastre and Geodetic activities
- Sector for Public Lighting
- DGU- State Geodetic Administration
- Institution for Medical Emergency Zagreb
- Siemens d.o.o.
- Technology College Aalborg/Zavod za školstvo
- Hrvatska gospodarska Komora, Sektor za Međunarodne odnose
- Ministry of Finance, State Attorney's Office, USKOK Croatia, the Ministry of Agriculture, Fisheries and Rural Development
- Ministry of Environmental Protection, Physical Planning and Construction
- Delegation of the European Commission in Croatia
- Ministry of Justice, the Judicial Academy
- Central Bureau of Statistics
- RH, Ministry of Agriculture, Fisheries and Rural Development
- The Human Rights Office of the Croatian Government
- Croatian State Inspectorate
- The Ministry of Construction and Physical PlanningMinistry of Interior, Republic of Croatia
- The Ministry of Construction and Physical Planning / Environmental Protection Agency
- Central Bureau of Statistics HR, Ministry of Interior
- The Office of the Ombudsman - Republic of Croatia
- Croatian Institute for Health and Safety at Work
- Croatian Institute for Health Insurance
- State Inspectorate Ministry of Economy, Labor and Entrepreneurship - Department of Occupational Safety
- Faculty of Agriculture
- Koncar - KET
- Open University Algebra - IPA project "Improvement of local capacities for the education of top mobile application (BE WORLD-CLASS)"