The listings are available online here, and also appear in the new print edition of PRWeek, which is due to reach subscribers from tomorrow (Thursday 9 March).
Those listed in the book have been invited to an exclusive reception at central London's Century Club - check out PRWeek.com for pictures from the event.
Over the next few days, PRWeek will also publish lists breaking down the most influential UK PR professionals in particular sectors, starting tomorrow (9 March) with the corporate comms ranking.
And we will publish insights from the Power Book entrants, including their thoughts on the biggest challenges and opportunities for the industry, which campaigns have most impressed them in the past year and much more.
More from the Power Book:
Click here to subscribe to PRWeek – you'll get essential breaking news, views & expert analysis; an exclusive UK Daily News email bulletin; industry-leading reports such as the Power Book, Global Agency Business Report, Best Campaigns & Best Places to Work; and a whole lot more.