奥克兰- Beachcroft Engineering LtdMangere Bridge
- J W Harman Engineering SpecialistPukekohe
丰盛湾- Classic Iron (Tauranga) LtdJudea
坎特伯雷- Veronese Wrought Iron LtdMiddleton
- East Coast SteelworkAddington
- Iron Design LtdSouthbrook
南部地区- Johnsons Wireworks Ltd因弗卡吉尔
惠灵顿- The Bee Engineering LimitedBrooklyn
- B & P Engineering上哈特
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