Vendors and consultants to California's 2010 ballot proposition campaigns

The main firms and organizations who provided paid consulting services to California 2010 ballot propositions.

Examples of consulting services a firm might provide are:


 * Public opinion research
 * Communications strategy
 * Signature collectionto qualify a proposition for the ballot
 * Legal work

Some firms are major players in the area of providing paid services to ballot proposition campaigns. In 2010, four firms (Goddard Clausen Strategic Advocacy, National Petition Management, Nielsen, Merksamer and Olson, Hagel) each worked for at least four different campaigns. 9 additional firms worked on 3 campaigns and 10 firms worked on 2 campaigns.

1 or more campaigns
Charts credit to Ballotpedia, 

In this chart, and the charts below it, a green background indicates that the firm was working for the side that advocated a "yes" vote, while a red background indicates that the firm was working for the side that advocated a "no" vote.