Xamarin announced its first round of funding today, which amounts to $12MM USD from Charles River Ventures, Ignition Partners, and Floodgate. There's a Xamarin blog post about this series-A round.
The blog post isn't too entertaining, but I also received an email from some Xamarin press lady with additional details and how they continue to work closely with Microsoft.
"...The new funds will be used to expand the company’s roadmap of mobile developer tools and to build a sales and marketing team. Xamarin is also working closely with Microsoft to ensure that the MS developer ecosystem can extend their skills and build apps for all modern device platforms – Xamarin tools allow MS developers to literally re-use existing C# code on iOS and Android, and to keep using Visual Studio (where they have years of muscle memory)..."