Influence Explorer
http://influenceexplorer.com/

Influence Explorer is a project of Sunlight Labs, the technology arm of the Sunlight Foundation. Our data is provided by the Center for Responsive Politics, the National Institute for Money in State Politics, Taxpayers for Common Sense, the Project On Government Oversight, the EPA and USASpending.gov. For more information on how we use this data, see our campaign finance, lobbying, lobbyist bundling, earmarks, federal spending and EPA ECHO methodology pages. Influence Explorer provides an overview of campaign finance, lobbying, earmark, contractor misconduct and federal spending data. To search the underlying records or download the data in bulk, visit the Data section of Influence Explorer. To see when each data source was last updated, see the data changelog. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog. This has been added to New Economy Analytics, Resources and Alerts Subject Tracer™ Information Blog.