Multi-Net Systems designs, supplies, installs and maintains automatic fire detection and protection systems alongside access control, CCTV, HVAC and electrical installations, and has traded for over three decades. Its head office is in Pretoria Gardens with a second office at Stellenbosch serving the Western Cape. The firm names FDIA and SAQCC accreditation in both the general and gas divisions, together with FSIB, PSiRA, CIDB and ISO 9001, 14001 and 45001 certification. The FDIA register lists it as an Installation Company in the Detection and Gas class, member FD024.