Lobbying DatabaseFrom OpenSecrets.com; '...In addition to campaign contributions to elected officials and candidates, companies, labor unions, and other organizations spend billions of dollars each year to lobby Congress and federal agencies. Some special interests retain lobbying firms, many of them located along Washington's legendary K Street; others have lobbyists working in-house. We've got totals spent on lobbying, beginning in 1998, for everyone from AAI Corp. to Zurich Financial...'