REI owns equity in several sustainable energy ventures. We work closely with the management teams of our investments and facilitate transfer of information and expertise between the companies. We manage our investments with our focus on long term goals and sustainable growth. Key equity shareholdings include:

Company	Acquired	Interest	Description
Enex hf	1969	26,4%	A vertically integrated geothermal and hydro-energy development firm owned by REI, Geysir Green Energy, state-owned Landsvirkjun and several smaller investors.
Enex Kína ehf (Enex China ehf)	2002	33,3%	A joint venture of several parties including a Chinese corporation. Enex China ehf is building a significant district heating system in a large city in central China.
Galantaterm Ltd	1995	3,8%	A district heating system operator in the city of Galanta in Slovakia.
Iceland America Energy, Inc.	2007	7,0%	A geothermal energy exploitation and development company focusing on opportunities in the United States.
PNOC-EDC	2007	0,4%	The Philippines’ largest producer of geothermal power. The company was privatized in 2007 and is the second largest producer of geothermal energy in the world.
Metan Ltd.	2007	14,1%	Markets and distributes energy in the form of raw gas (landfill gas) and upgraded methane. Metan Ltd. is a member of the European Natural Gas Vehicle Association (ENGVA).
Envent Holding ehf /	2007	50,0%	Develops geothermal projects in the Philippines. The company is a joint venture with Geysir Green Energy.  For more information see here.