PolyFuel announced additional funding for their portable fuel cell technology. They are currently a privately held company backed by several venture capital firms. I’m keeping this company on my radar screen because these venture firms will eventually want to take this company public. Here is an excerpt from this most recent PR announcement. Click the link to read the full press release. PolyFuel, Inc., the world leader in membrane technology for portable fuel cells, today announced it has closed an $18.4 million, third round of funding, bringing total investment in the 5-year-old startup to approximately $40 million. This round, led by CDP Capital – Private Equity includes existing investors Mayfield, Ventures West, Technology Partners, Intel Capital, and Chrysalix Energy as well as new investors Conduit Ventures Limited, KTB Ventures, Hotung Venture Partners, Yasuda Enterprise Development, and BiNEXT, a part of the Daesung Group. [ full press release ]