The SINVAC is the preferred supplier of HDPE piping systems and related products in Africa. This competitive position is derived from its customer centricity, ability to provide an all-inclusive solution from pipes to installed projects and a world class service level. SINVAC is an OEM for most of its products and manufacture and supply its products in a structured way with innovative, enthusiastic team players. Companies under Sinvac Group of Companies. - Sinvac Mining and Engineering - Sinvac piping - Sinvac SA - Sinvac Pty Ltd - Sinvac Plastics Contact our SINVAC ROTO salesmen: Paul van Dyk: +27 (0) 82 565 9108 Koos van der Walt: +27 (0) 82 790 3289 Wynand van der Merwe: +27 (0) 82 818 0536 Lavender Chasara: +27 (0) 83 601 6457 Tamuka Mangisi: +27 (0) 72 587 6706 Loice Simango: +27 (0) 61 156 0581 Reuben Mathibeng: +27 (0) 76 193 8920 Contact our HPDE salesmen: Rico Schrama: +27 (0) 82 464 4236 Lia van Zyl: +27 (0) 72 278 7161 Mariette Human: +27 (0) 72 483 2261 Riaan Rademeyer: +27 (0) 71 422 6524 Renier du Toit: +27 (0) 66 302 0201 Contact our HDPE PROJECTS AND FABRICATION team: Juan Jonker: +27 (0)74 496 5932 Barnie Stoop: +27 (0)71 501 1817 Juan-Lee Meyer: +27 (0)62 131 7657 Contact SA SINVAC WITBANK: John Mabunda: +27 (0) 82 879 3586