To qualify for the Influence 50, firms must have reported at least $2 million in Lobbying Disclosure Act fees and had at least $7 million in overall lobbying revenue in 2012. For more on the methodology, see the Readers’ Guide to the Influence Revenue Survey.
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1Formerly SNR Denton
2Lobbies as McGuireWoods Consulting
3Formerly Dutko Grayling
4Formerly Peck, Madigan, Jones & Stewart
5Lobbies as FaegreBD Consulting
6Formerly Mercury/Clark & Weinstock