Accertify, a US-based provider of online fraud prevention software, has raised $700,000 in equity, debt, rights and securities.

Canada-based power producer Alberta Energy has invested C$3.35m ($3.1m) in Enerkem Technologies, a Montreal-based provider of synthetic gas and other alternative fuels.

Swisscom Ventures, the in-house venture capital division of the alpine telecoms operator, has led a $1.8m investment in Poken, a Switzerland-based company that produces a keychain for connecting to social networking platforms.

Siemens Venture Capital, the corporate venturing arm of Germany-based conglomerate Siemens, has co-led the initial external investment in Wirescan, a Norway-based company founded in 2005 to inspect power cables.