Trellidor is a proudly South African company that manufactures and distributes security gates and window burglar proofing. We developed our original steel trellis-style sliding gate in the 1970’s.

Our Services to the Public: • Investigations. • Polygraphs for pre-employment and investigations • Vehicle Tracking • Medical Training NQF Levels First Aid and BLS (American Heart Association) • Hi Value Cargo Escorts national and international. • Professional VIP Protection and Security drivers. • Polygraph testing - Specifics, Periodic and Pre-employment. • Guarding and Specialized Guarding. • Security Audits TAPA - TSR (Transport Security Requirements) and FSR (Facility Security Requirements) . • Lifestyle Audits and Vetting. • Installing of CCTV security systems and Off-Site monitoring thereof. • Live tracking of vehicles and commodities. • Physical Risk and Security Consultancy. • Custom cross-border security solutions. • Evaluation and cost saving strategies of existing solutions. Technical Department Installation and Service on all systems and discipline

Xpanda Distributor

Trellidor is a proudly South African company that manufactures and distributes security gates and window burglar proofing. We developed our original steel trellis-style sliding gate in the 1970’s.

At Carlson steel and projects no project is to small or to big. We specialize in carports, gates, paving and all maintenance work on buildings big or small. Renovation is our passion. Carlson steel and projects has been operating for 16 year's. For a free quotation please phone Jannie @0827722880

Trellidor is a proudly South African company that manufactures and distributes security gates and window burglar proofing. We developed our original steel trellis-style sliding gate in the 1970’s.