NICS’ services have been rendered to the following clients
- SABC
- South African Revenue Services (SARS)
- Telkom SA
- Eskom
- ABSA Bank
- African Bank
- Unibank
- Nedbank
- University of South Africa
- University of the North
- MEDUNSA
- Boston College
- Avbob
- John Craig
- Bonitas Medical Fund
- Home-Choice
- Eastern Cape Development Corporation
- Gauteng Department of Housing
- Northwest Department of Health
- Ekurhuleni Metropolitan Council
- Kungwini Local Municipality
- Mbombela Local Municipality
- Matjhabeng Local Municipality
- Lekwa Local Municipality
- Matlosana Local Municipality
- Thulamela Local Municipality
- Mpumalanga Economic Growth Agency (MEGA- Nelspruit)
- Mangaung Local Municipality
- Lekwa- Teemane Local Municipality
- Silulumanzi (Nelspruit)
- Department of Rural Development and Land Reform
- Bela- Bela Local Municipality
- Umjindi Local Municipality
- Statistics South Africa
