Private equity house says there are no plans to float the renewable energy developer
Rooftop specialist pushes ahead with plans, despite series of green IPOs being withdrawn
Enerkem is third green energy company to withdraw initial public offering registration this month
Company blames "continued market and economic volatility" for decision to shelve IPO
Cleantech Group confirms solid start to 2012 for global sector ahead of wave of new green IPOs
US biodiesel firm completes first green IPO of the year
Senior exec reveals company could be ready for stock market listing within two years
KiOR plans to build four plants converting wood and agricultural biomass to petrol and diesel substitutes
The clean tech IPO window has been tight shut for several years - Danny Bradbury casts an eye over those firms that could break it wide open again
Shares climb in first day of trading as Gevo raises over $100m through green IPO