The full report includes:

Top 25 brand experience agency list (by UK experiential billings)
Hot trends for 2015
The pitfalls of the pitch process
Six brands on experiential – Heineken, Adobe, Alcatel, Vita Coco, Skipton Building Society, Lavazza.
Top five technology and social media trends
The rise of PR stunts
Defining experiential in 2015
Experiential’s place in the marketing mix

Source: www.eventmagazine.co.uk

Well worth a look as I believe that the UK is a bellwether for the US market. A lot of emphasis on measurement and an interesting section on pitches.

Download the free report here