Works with the event platform you already use.
Turn attendee intent into sponsor ROI.
Sena talks to every attendee on WhatsApp or Web Chat before your doors open and learns what they come for. They get a personal concierge. Sponsors get qualified leads. You get the evidence and insights.
From 3000€ per event. No annual platform contract.
2,634
queries answered, under 3 seconds
Apidays Paris
76%
opt-in at Speed Business
Les Entrepreneurs HG
2,996
exhibitors indexed and searchable
VivaTech, with Hub Institute
238
session and sponsor recommendations
FOST New York
Successful events with
FOST Paris 2025 · 2,634 attendee questions answered, under 3 seconds each
Before
You know who is coming, and why
Sena reaches every one of your attendees on WhatsApp and asks what they came for. A conversation, not a form: 65% answer, against 10 to 20% for a survey.
During
Your team stops repeating itself
Which room, what is on next, where to find a stand: answered in seconds, with booth traffic pointed somewhere useful. 2,634 questions handled at FOST Paris.
After
Your sponsors get names, not footfall
At Les Entrepreneurs Haute-Garonne, 60% of the room turned out to be there to sell. No registration form had asked.
Not surveys. Not forms.
Real conversations, in your attendees' own words.
Registration captures a name and a title. Sena captures why they came: text, voice notes, photos, in any language.
Sena
online
Looking for buyers in retail media, ideally EU grocery chains running their own in-store networks
Noted. Two exhibitors on the floor match that, and one hosts a roundtable at 2pm. Want the intros?
9:12
Done. Both briefed, details tonight.
Claire M.
Head of retail media, EU grocery group
Roundtable 2pm, seat held
9:13
Eight events on four continents, from 300 to 5,000 attendees.
See what Sena can do for your next event.
Attendees get the sessions, the exhibitors and the introductions they came for, and an answer when the floor is too big to walk. You get the record of who wanted what, and why.