Todd Corp deputy chairman Malcolm Whyte has retired after 30 years as a director of the holding company for New Zealand's wealthiest

Far North power company says planned cuts due to combination of factors.

A grant from the Heartland Fund has helped the latest Kawhia beach cleanup. But, an ownership review of King Country Energy could mean the future of the community fund is at risk. Made with Funding from NZ On Air

Gareth Morgan's The Opportunities Party would ban subsidies on fossil fuels, increase the price of carbon and overhaul energy efficiency efforts under a climate change policy launched this evening.

King Country residents are debating the future of the local power trust - which currently pumps more than $1 million a year back into the community Made with funding from NZ On Air.

Z Energy hopes its bio-diesel plant which uses animal fat to make fuel will be operational within the next two months after delays last year.

New Zealand's power system will need some "modest investment" to shore up the security of supply.

The S&P/NZX 50 Index dropped 18.68 points, or 0.3 per cent, to 7148.78.

New Zealand Oil & Gas narrowed its loss in the final six months of 2016 ahead of the Kupe sale.

Energy Minister Judith Collins says a fuel price inquiry will assess whether New Zealand petrol companies are raking in more profits than international counterparts.

Vector's gain was driven by stronger sales, lower finance costs and a one-time gain after a Court of Appeal ruling on a tax claim.

A solar powered electric vehicle charger is opened to the public in Tauranga and will provide free charging for the next year.

The local bottler of Coke-branded drinks ramped up sales volumes in 2016.

New Zealand shares rose as Scales and Mercury gained and Comvita dropped after its earnings report. The S&P/NZX 50 Index rose 16.19

Mercury NZ increased first-half profit 53 per cent, bolstered by favourable North Island hydro conditions and lifted its full year guidance.

Businesses in a small Northland town lost tens of thousands of dollars in revenue after a power cut lasted up to 54 hours.

Chinese companies are big winners in the competition among foreign bidders for stakes in Abu Dhabi's largest oil concession.

COMMENT: Dame Fiona Kidman's submission to the select committee on Pike River was study in empathy, writes Audrey Young.

Pike River families are meeting with Prime Minister Bill English for the first time this afternoon.

New Zealand Oil & Gas, which is on the prowl for new investment opportunities, has sold its 27.5 per cent stake in the Tui oil fields.

Contact Energy shareholders can expect an increase in annual dividend policy later in the current financial year.

Contact Energy posted a 12 per cent gain in first-half underlying profit and trimmed capital expenditure in the face of weaker sales.

A Broadlands Forest resident blames fluctuating river levels on the Waikato River - caused by practices at the dam upstream - for destroying the natural habitat. Made with funding from NZ On Air.

Energy Minister Judith Collins expects fuel companies will cooperate with report into petrol pricing after concerns about rising fuel margins.

The swimmers tried to jump to safety in front of horrified witnesses.

Infrastructure investor Infratil is still upbeat about its investment in US renewable energy despite Donald Trump's promise to boost coal.

Contact Energy, which last year said it would focus on reducing debt, is considering a $100 million offer of bonds it plans to list on the NZX debt market.

Mercury Energy boss Fraser Whineray is trying to make customers feel better about the power they buy.

The battle of what's being touted as a tax on the sun is heating up as an independent appeals authority prepares to review an Electricity Authority decision.

Energy Minister Judith Collins has signalled there could be announcement made next week about an inquiry into rising petrol margins.