Xpert Search
Xpert Search is a free tool for the international media, helping journalists to find the right researcher in Finland for expert commentary, for background information or to find a new angle on the subject at hand. All Finnish universities and most research institutes have signed up to the service. The service is maintained by the Academy of Finland.
http://www.etsixpertti.fi/publicIndex.asp?page=0&lang=3
ProfNet
ProfNet represents expertise of every type in North America and Europe, colleges, universities, corporations, think tanks, laboratories, medical centers, non-profit organizations, government agencies, and PR agencies. A partner to Expertanswer since 1999.
https://profnet.prnewswire.com/ 
IDW
The German news portal, that also offers a query service, calendar and news releases from research institutes, universities etc.
http://idw-online.de
AlphaGalileo
Internet-based news centre for European science, with embargoed news from scientific magazines and press releases, book announcement etc from universities, government agencies, corporations. An experts database.
www.AlphaGalileo.org
EurekAlert
AAAS portal in the U.S. for scientific news, with embargoed news from scientific magazines and press releases from research institutes, universities, government agencies, corporations etc. Also containing calendar, experts database etc.
www.eurekalert.org