FundingVendeluxTribeca Venture PartnersHubSpot VenturesFirstMark

Vendelux Raises $50M Series B to Scale AI B2B Event Intelligence

Vendelux raised $50M Series B led by Tribeca, with HubSpot Ventures and FirstMark, to scale AI event intelligence across 250,000+ B2B events.

5 min readPublished 2026-07-14

What happened

Vendelux, a New York–based B2B event intelligence platform, raised a $50 million Series B round led by Tribeca Venture Partners, the company announced the week of July 8, 2026. S3 Ventures, Pelion Venture Partners, HubSpot Ventures, FirstMark Capital, and Cervin Ventures also participated. The round brings Vendelux's total capital raised to roughly $71 million, following a Series A in November 2023.

Vendelux sells an "event intelligence" layer that maps and tracks more than 250,000 global B2B events. The platform aggregates tens of millions of data points on attendees, sponsors, and outcomes, then uses predictive modeling to forecast where a company's target buyers and partners are likely to show up and how a given conference, trade show, or field event is likely to perform. According to the company, its tools are used by more than 50,000 marketing professionals and influence over $5 billion in annual event spend across customers including Ramp, Glean, Coupa, McKesson, Writer, Deel, Intel, and the U.S. Postal Service.

Co-founder and CEO Alex Reynolds framed the raise around a counterintuitive thesis: that AI raises, rather than lowers, the value of in-person contact. "As AI transforms the marketing landscape, authentic human connection is becoming even more valuable," Reynolds said, adding that "the strongest business relationships are still built face-to-face." The company says it will use the new capital to deepen its core AI infrastructure, build out product that connects marketers directly with event organizers, and expand its global sales-engineering teams.

Why it matters for practitioners

For competitive and market intelligence teams, a funding round in event data is easy to file under "martech" and ignore. That would be a mistake. Vendelux is effectively arguing that the events calendar is a structured, queryable dataset — and a $50 million round with HubSpot Ventures and FirstMark on the cap table says sophisticated investors agree there is a durable data category here, not just a scheduling tool.

1. Event attendance is a buying signal, not a logistics detail. When a named account sends four people to a specific industry conference, that is behavioral intent data — arguably higher-fidelity than a content download, because attending costs money and time. Platforms like Vendelux turn "who is in the room" into a targetable list, which is why the company frames itself around ROI and pipeline rather than badge scans. CI and revenue teams that treat events as a cost center are leaving a signal source on the table.

2. Competitor presence at events is a market signal. Where a rival chooses to sponsor, speak, or staff a booth reveals its go-to-market strategy — which segments it is chasing, which partnerships it is cultivating, and where it is willing to spend. Tracking that footprint over time is a legitimate input to competitive analysis, and an event intelligence layer makes it observable at scale rather than anecdotally.

3. The category is consolidating around measurable ROI. Marketers increasingly refuse to justify six- and seven-figure event budgets on attendance counts and hallway anecdotes. The pressure to tie events to qualified meetings, pipeline, and revenue is what Vendelux is selling into, and it mirrors the broader shift across the intelligence stack toward outcomes over activity.

Key details

  • Announcement: Week of July 8, 2026
  • Round: $50M Series B, led by Tribeca Venture Partners
  • Participants: S3 Ventures, Pelion Venture Partners, HubSpot Ventures, FirstMark Capital, Cervin Ventures
  • Total raised: ~$71M, following a November 2023 round
  • Coverage: 250,000+ global B2B events tracked
  • Usage: 50,000+ marketing professionals; influences $5B+ in annual event spend
  • Customers: Ramp, Glean, Coupa, McKesson, Writer, Deel, Intel, U.S. Postal Service
  • Leadership: Co-founders Alex Reynolds (CEO) and Stefan Fletcher
  • Use of funds: AI infrastructure, marketer–organizer product, global sales-engineering expansion

Market implications

The raise validates event intelligence as a distinct data category alongside the more established pillars of GTM data — firmographics, technographics, and web intent. That matters because it broadens what counts as a legitimate market signal: not just what a company publishes or buys, but where its people physically go. As the category matures, expect event data to be pulled into the same dashboards and scoring models that already ingest web and product signals, and to become one more input CI teams are expected to cover.

It also lands during an in-person resurgence that has made field marketing budgets both larger and more scrutinized. When events are among the biggest discretionary lines in a marketing budget, the ability to forecast ROI before committing spend — and to prove it afterward — becomes a genuine competitive advantage. Vendelux's pitch to CFOs and CMOs is essentially risk reduction on that spend, which is a more durable value proposition than lead capture alone.

The open question is defensibility. Event data is assembled from many public and semi-public sources, so the moat is less about raw access and more about coverage, freshness, and the predictive models layered on top. With $50 million and a syndicate that includes a strategic backer in HubSpot Ventures, Vendelux is betting that scale and CRM-adjacent distribution will keep it ahead of both point tools and the larger platforms that could bolt event signals onto existing intent products.

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