Goldstar Heat Pumps are Heat Pump and Air Conditioning Specialists based in South Auckland, Hamilton, and Tauranga. Heat pumps keep you warm in winter and cool in summer, and are the most energy efficient form of heating. That’s why heat pump / air conditioning units are the most popular choice in NZ.We supply and install New Zealand’s leading Heat Pump / Air Conditioning brands, including Fujitsu, Mitsubishi Electric and Daikin.