MoreThe logo for LinkedIn Corporation, a social networking networking website for people in professional occupations, is shown in Mountain View, California February 6, 2013.

"We're really focused on using what LinkedIn is already good at," said Maryam Ghofraniha, the company's head of global partnerships.

In 2013, apartment-letting website Airbnb launched a tool allowing its hosts to offer free accommodation to disaster survivors and people aiding them.

This week San Francisco-based tech firm Open Garden - which has collaborated with OCHA - will launch an emergency alerting service that enables organizations to reach people on their smartphones even when cellular networks and internet access are unavailable.

Now it provides other essentials for war-hit Syrians on the move: mobile phone charging and wi-fi points.

For more on the World Humanitarian Summit, please visit: http://news.trust.org/spotlight/reshape-aid

Reporting by Magdalena Mis; additional reporting by Megan Rowling in Barcelona; editing by Ros Russell; Please credit Thomson Reuters Foundation, the charitable arm of Thomson Reuters, that covers humanitarian news, women s rights, corruption and climate change.

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