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BrainDonors and HubSpot to Host B2B Growth Conference This May

BrainDonors and HubSpot to Host B2B Growth Conference This May, TheRecursive.com
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Bulgaria earned its place on the European tech map the hard way – through engineering talent, delivery quality, and a cost structure that made it easy for clients to say yes. That foundation is real. But the most interesting companies coming out of Bulgaria right now have stopped leading with cost. They’re building international pipeline, running modern revenue operations, and gaining ground in markets where being Eastern European is no longer a differentiator in itself.

On May 8, B2B Growth Conf 2026 will take place at the John Atanasoff Forum at Sofia Tech Park to put the strategies behind that trajectory on one stage. 

Organised by BrainDonors, a leading B2B growth marketing agency, and HubSpot, the conference brings together more than 20 practitioners, founders, and investors for a single-day programme built around one question: how do you make revenue growth genuinely predictable?

Why now?

The conditions pushing B2B companies in CEE to rethink how they grow aren’t abstract. Rising operational costs, an increasingly competitive talent market, and AI tools that are transforming every layer of the sales and marketing stack all are forcing a reckoning with how revenue teams are actually built.

Andrey Petrov, CEO of BrainDonors and the conference’s lead organiser, puts it plainly: “A lot of B2B companies are operating on an outdated model, and when they enter international markets, they’re simply not competitive enough. Bulgaria is no longer extremely cheap – we are more cost-effective than our Western neighbours, but our productivity needs to increase drastically.”

B2B Growth Conf is his answer to that – a full-day gathering that moves the conversations BrainDonors has with clients out of private consulting rooms and onto a shared stage. The agency’s work across  B2B demand generation agency shapes the programme: the sessions cover practical strategies for building awareness, generating qualified pipeline, and converting it into predictable revenue, drawn from what’s actually working in the market right now.

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What’s on the agenda?

The programme runs across four thematic blocks, each designed to close a specific gap in how revenue teams are built and run.

Digital growth and website conversion topic opens the day. Petrov will show a framework for how B2B companies grow in 2026, drawn from 12+ years of work and 300+ client engagements across EMEA and US markets. Marta Dobreva from LucidLink follows with a session on turning your website from a brochure into a high-velocity conversion engine – her web marketing work has driven tens of millions of dollars in pipeline. The first panel, Paid vs Organic in the Age of AI, examines what’s actually changing in paid and organic channels and what revenue teams need to do differently right now.

Revenue operations takes the mid-morning. HubSpot’s team covers CRM strategy and scaling RevOps. Todor Gigilev (former CEO of Dreamix), a 300-person software company he scaled and exited, shares his hands-on playbook for closing larger B2B deals without changing what you sell. The block closes with a panel and Q&A on Modern Revenue Operations: Sell More with the Same Team, bringing together Boyan Stoyanov (CRO, Releva), Iliya Valchanov (Founder, Juma), Dimitar Mitkov (MarketStar Bulgaria), and Stanislava Nedelcheva (COO, BrainDonors Agency).

Outbound, prospecting, and AI runs through the afternoon. Alexander Ivanov, CEO of Hypergen, lays out the architecture of a predictable multi-million outbound engine for clients including Groupon and Berkshire Hathaway’s Oriental Trading Company. Dobrin Stoilov, GTM Engineer at Payhawk, follows with a session on signal-led selling, specifically how his team built a buying intent layer on top of their outbound motion, replacing broad-based outreach with precision targeting based on real purchase signals. Alex Petkov from AMPECO follows with a concrete case: his team of two BDRs generated €2M+ ARR in pipeline using 200+ AI automations built around precision ICP research.

International growth and investment closes the day. A panel on legal and compliance structures addresses what growing companies need to get right before going international, featuring a GDPR and IP specialist who advises companies including Pfizer and Yettel Bulgaria. The final panel, What Makes Investors Say Yes, brings together principals from Launchub, Portfolion (Budapest, USD 700M AUM), BrightCap Ventures alongside the CEO of RevOps consultancy DevriX, giving founders a direct look inside how early-stage VCs in CEE evaluate pipeline and commercial traction.

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Who Should Be There?

The conference is built for the people directly accountable for revenue: CEOs and founders running growth decisions, CMOs building demand generation systems, sales directors managing pipeline, and RevOps professionals designing the operational infrastructure underneath. GTM engineers and growth specialists will find the programme directly relevant throughout.

500+ attendees are expected. Doors open at 8:30 AM for registration and welcome coffee, with the programme running through to a networking close at 6 PM. Dedicated 1-on-1 meeting zones and an expo floor run alongside the main stage throughout the day.

Register and view the full agenda at b2bgrowthconf.com.

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https://therecursive.com/author/annaatanasova/

Anna Atanasova is part of The Recursive Studio team, where she covers strategic communications and branding for innovative companies. Her work focuses on shaping how teams communicate their message: from defining a clear brand narrative to choosing the right story angles and formats. She approaches strategic communications through her background in psychology and cultural studies.