Edelman leads O'Dwyer's ranking of PR firms again, posting $874.9M in 2016 net fees, up 2.4 percent. There was some jostling though at the top with W2O Group ($122.7M, +33 percent) bumping APCO ($120.6M, +1 percent) down to third place.

O'Dwyer's PR Firm Rankings

Finn Partners ($76.7M, +7.3 percent), ICR ($55.6M, -1.0 percent), and Padilla ($42.4M, -1.9 percent) are joined in the top ten by newcomers Prosek Partners ($31.2M, +28.1 percent), Racepoint Global ($29M, +7.8 percent), Coyne ($27.3M, +26.9 percent), and Fahlgren Mortine ($24.4M, +18.9 percent).

Eighteen of the top 25 firms posted year-over-year gains with 12 showing double-digit growth. Overall, 90 of the 121 ranked firms had a positive change.

O'Dwyer's has the only rankings by PR specialty: agriculture, beauty & fashion, entertainment, environmental & PA, financial & investor relations, food & beverage, healthcare, home furnishings, professional services, sports, technology, and travel & economic development.

Firms are also ranked in 13 key cities/regions such as New York, D.C., Southeast, Chicago, and Los Angeles.

Rankings participants were required to submit the top page of the latest corporate income tax return and W-3, establishing them as PR firms rather than ad agencies or other types of businesses. O'Dwyer's is the only ranking that requires this documentation.