John Birch

NGC Holdings Limited operates as an energy infrastructure and service company with interests in natural gas and LPG processing, transportation, sales, and energy metering in New Zealand. The company operates in three divisions: Infrastructure, Energy Trading, and Others. Infrastructure division engages in the ownership and management of gas transmission lines, distribution networks, LPG infrastructure, and electricity and gas meters. Energy trading division engages in natural gas acquisition and processing, LPG and gas marketing, and residual electricity trading businesses. Others division includes corporate activities and investments. The company was founded in 1967 and is headquartered in Wellington, New Zealand

NDA Engineering, Ltd. produces fabricated steel. It offers agitators, blenders, sachet fillers, shivers, tank cleaners and beveling machines. The company was founded in 1894 and is headquartered in Hamilton, New Zealand.

NDA Group Ltd. provides fabrication of stainless steel process vessels and tube heat exchangers. It fabricates stainless steel equipment, specializing in the dairy, wine, chemical and pharmaceutical sectors. The company was founded in 1894 and is headquartered in Hamilton, New Zealand.

Golden Bay Cement is a New Zealander company that specializes in the manufacturing and supply of cement and concrete mixes.

Avalon Studios Ltd. operates as a television studio. Its amenities include wardrobe workroom, post production suites, studio control suites, and set build and workshops, as well as camera, lighting, video and audio systems. The company was founded in 1975 and is headquartered in Lower Hutt, New Zealand.

Aber Holdings Ltd. wholesales and distributes heating equipment. The private company is based in Hamilton, New Zealand.

Heartland Investments Ltd. (Heartland) is a private equity/ venture capital firm located in New Zealand which was established in 2002 by a group of associated businessmen. The firm holds investors consisting of individuals who seek opportunities in direct private investment or Fund to Fund investment and targets companies that offer co-investment opportunities.