- Denver Tech
- Address:Gardenview, JHB, Gauteng, South Africa
- Greefa SA (PTY)Ltd
- Address:121 Ocean View Drive
- Nina-Mari Engelbrecht
- Address:kerkstraat 39, Douglas, North Cape, South Africa
- Solarium Control Systems
- Address:drummond close, west beach, western cape, South Africa
- S Tech Africa
- Address:11 Cordwalles Place, pietermaritzburg, Kzn, South Africa
- Instralec
- Address:17 Caversham Rd
- Pulse Systems
- Address:5 Kiewiet rd
- Elio Electro Tech
- Address:3 Cruise Crescent Rynfield
- LIGHT & SENSOR TECHNOLOGY
- Address:
- KAB Instruments Pty Ltd
- Address:9 Letaba Road
- Maritec
- Address:33 Kelkiewyn Street, Pretoria, Gauteng, South Africa
- Stephenson Brothers Limited
- Address:295 Lynwood Road Menlo park PRETORIA Gautang 012 South Africa
- Mega Measurements
- Address:P.O Box 106 Rosetta 3301
- GreenBuild SA
- Address:134 Walton rd Carlswald Midrand Postal Address: PO Box 467 Halfway House 1685