MAD//Fest London 2027: 197 exhibitors & sponsors
MAD//Fest London 2027 has 197 exhibitors and sponsors listed so far, heading to London, United Kingdom from 20 countries. Performance / Growth / Adtech is the biggest block on the floor at 16% of the companies we matched, ahead of advertising & media agencies and social & influencer / content. 121 of them were also at MAD//Fest London 2026; 44 from that list aren’t on this one yet.
- 197
- exhibitors & sponsors listed so far as of 5 Nov 2026
- 20
- headquarters countries most from United Kingdom
- 73%
- of MAD//Fest London 2026's exhibitors are back 121 companies
- 15,000
- expected visitors organiser’s figure
The show floor, by sector
Each square is a company we matched to a profile, grouped by its main sector. Performance / Growth / Adtech makes up 16% of MAD//Fest London 2027; the gray block is the other 35 sectors combined.
- Performance / Growth / Adtech 24 · 16%
- Advertising & Media Agencies 22 · 15%
- Social & Influencer / Content 8 · 5.4%
- Data & Analytics 8 · 5.4%
- Market Research & Insights 7 · 4.7%
- IT Services & Consulting 6 · 4%
- Everything else 74 · 50%
Each square is one company.
Who exhibits at MAD//Fest London
Company size and headquarters for the 152 exhibitors we matched. A mid-market floor: 35% have 51–1,000 employees.
121 came back from 2026
Comparing MAD//Fest London 2027’s list with MAD//Fest London 2026. For organisers, the companies that haven’t re-booked yet are the warmest list there is — they already know the show.
TagAdvertising & Media Agencies · 1,001–5,000 staff · United Kingdom
Mogl (Formerly Ventura Growth)Advertising & Media Agencies · 11–50 staff · United States
dunnhumbyData & Analytics · 1,001–5,000 staff · United Kingdom
EPAM SystemsIT Services & Consulting · 10,001+ staff · United States
NielsenIQMarket Research & Insights · 10,001+ staff · United States
LocalaPerformance / Growth / Adtech · 51–200 staff · France
Havas Media EspañaAdvertising & Media Agencies · 501–1,000 staff · Spain
RTL AdAllianceAdvertising & Media Agencies · 201–500 staff
HavasAdvertising & Media Agencies · 10,001+ staff · France
PubMaticPerformance / Growth / Adtech · 501–1,000 staff · United States
VCCPAdvertising & Media Agencies · 501–1,000 staff · United Kingdom
SAMYAdvertising & Media Agencies · 1,001–5,000 staff · Spain
FLIGHTSTORYSocial & Influencer / Content · 201–500 staff
Bauer Media Outdoor UKAdvertising & Media Agencies · 501–1,000 staff · United Kingdom
LinneyAdvertising & Media Agencies · 1,001–5,000 staff · United Kingdom
The Ingenuity GroupAdvertising & Media Agencies · 51–200 staff · United Kingdom
MAD//Fest London 2027 exhibitor list
The first 25 of 197: sponsors and exhibitors from the show’s core sectors first. The full list adds every company, its website, and the people to contact.
| Company | Industry | Size | HQ | Role |
|---|---|---|---|---|
Kantar kantar.com | Market Research & Insights | 10,001+ | United Kingdom | Sponsor |
Havas havas.com | Advertising & Media Agencies | 10,001+ | France | Sponsor |
Hootsuite | Social & Influencer / Content | 1,001–5,000 | Canada | Sponsor |
VML vml.com | Advertising & Media Agencies | 10,001+ | United States | Sponsor |
Epsilon epsilon.com | Performance / Growth / Adtech | 5,001–10,000 | United States | Sponsor |
Experian experianplc.com | Data & Analytics | 10,001+ | United States | Sponsor |
PubMatic pubmatic.com | Performance / Growth / Adtech | 501–1,000 | United States | Sponsor |
Sportradar sportradar.com | Data & Analytics | 1,001–5,000 | Switzerland | Sponsor |
Cint cint.com | Market Research & Insights | 1,001–5,000 | Sweden | Sponsor |
Dynata dynata.com | Market Research & Insights | 5,001–10,000 | United States | Sponsor |
Taboola taboola.com | Performance / Growth / Adtech | 1,001–5,000 | United States | Sponsor |
Optimizely optimizely.com | Data & Analytics | 1,001–5,000 | United States | Sponsor |
Klaviyo klaviyo.com | Performance / Growth / Adtech | 1,001–5,000 | United States | Sponsor |
SPORTFIVE sportfive.com | Advertising & Media Agencies | 1,001–5,000 | — | Sponsor |
AppsFlyer appsflyer.com | Performance / Growth / Adtech | 1,001–5,000 | United States | Sponsor |
Attentive attentive.com | Performance / Growth / Adtech | 1,001–5,000 | United States | Sponsor |
StackAdapt go.stackadapt.com | Performance / Growth / Adtech | 1,001–5,000 | Canada | Sponsor |
LiveRamp liveramp.com | Data & Analytics | 1,001–5,000 | United States | Sponsor |
VCCP vccp.com | Advertising & Media Agencies | 501–1,000 | United Kingdom | Sponsor |
Awin Global awin.link | Performance / Growth / Adtech | 1,001–5,000 | Germany | Sponsor |
SAMY samy.com | Advertising & Media Agencies | 1,001–5,000 | Spain | Sponsor |
FLIGHTSTORY flightstory.com | Social & Influencer / Content | 201–500 | — | Sponsor |
Innovid innovid.com | Performance / Growth / Adtech | 501–1,000 | United States | Sponsor |
Tracksuit gotracksuit.com | Market Research & Insights | 201–500 | New Zealand | Sponsor |
Comcast Advertising comcastadvertising.com | Performance / Growth / Adtech | 5,001–10,000 | United States | Sponsor |
Book a 15-minute call. We'll walk you through the full list and how we can help you reach the right people before the show.
Book a call →MAD//Fest London exhibitors also show up at
The events sharing the most exhibitors with MAD//Fest London 2027. 100% of the companies we matched here also exhibit at MAD//UpNorth 2027.
What people do with this list
Book meetings before MAD//Fest London opens
We'll walk you through all 197 companies and the decision-makers at each, then RocketSDR can research every account and write the outreach. Start now and you’re in their calendar before the show floor fills up.
Find sponsors among companies that exhibit at shows like this
Exhibitors at MAD//Fest London and MAD//UpNorth already budget for events in your space. We find the ones that fit your audience and the person who signs off on sponsorship.
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MAD//Fest London 2027: quick answers
How many companies exhibit at MAD//Fest London 2027?
197 companies are listed as exhibitors or sponsors at MAD//Fest London 2027 so far, as of 5 Nov 2026. Of those, 197 are listed as sponsors; the rest come from combined exhibitor and sponsor lists. We matched 152 of them to a company profile with industry, size and headquarters.
What industries exhibit at MAD//Fest London 2027?
Among the 149 exhibitors we matched, the largest groups are Performance / Growth / Adtech (16%), Advertising & Media Agencies (15%), Social & Influencer / Content (5.4%). In total they span 41 sectors.
Where are MAD//Fest London exhibitors from?
Exhibitors we matched are headquartered in 20 countries. The most represented are United Kingdom (79), United States (31), France (7).
How many MAD//Fest London 2026 exhibitors returned for 2027?
121 companies from MAD//Fest London 2026's list of 165 are on the MAD//Fest London 2027 list so far (73%). 76 companies are new this year, and 44 are not listed yet.
Turn the MAD//Fest London list into meetings
RocketSDR finds the right person at every exhibitor, researches each account, and runs personalised outreach across email and LinkedIn — so you walk into the show with meetings booked.