- http://www.simpsonsdata.co.nz
- 09 415 1451
- Unit I, 241 Rosedale Road, Albany, North Shore
- http://www.simworks.com
- 09 296 6290
- 70 Hunua Road, Papakura, South Auckland
- http://www.sindico.co.nz
- 04 939 3304
- 5 Port Road, Seaview, Wellington
- http://www.silksnz.co.nz/
- 04 472 0901
- BNZ Centre 1 Willis Street, Wellington
- http://www.sineapps.com
- 03 477 8606 ext 4
- 60 South Road, Mornington, Dunedin
- http://www.siltech.co.nz
- 09 274 0585
- 48 Andromeda Crescent, East Tamaki, South Auckland