Birk Jernström

The Quantitative Path to High-Stakes Venture Capital Success in venture capital rarely follows a linear trajectory, but for Andrei Brasoveanu, a partner at Accel, the journey began with the rigorous logic of mathematics. Growing up in Romania, Brasoveanu’s early life revolved around international math competitions, a foundation that eventually secured him a scholarship to the United States. This move marked his first experience with the "can-do" energy of American ambition, a trait he now looks for in the founders he backs across Europe and Israel. Before entering the venture world, Brasoveanu spent a decade on the East Coast, eventually working as a quantitative analyst in high-frequency trading. This period provided a window into systematic investing and the bleeding edge of technology applications. When he joined Accel eleven years ago, he brought that analytical rigor to the London office. Today, his strategy is defined by a mix of deep technical understanding and an unwavering focus on the human element of company building. He operates with the belief that while markets and technologies are in constant flux, the character and intensity of the founder remain the only reliable constants. Why Intensity and Brainpower Trump Industry Experience The search for the next unicorn often leads investors toward established hubs and pedigreed resumes, but Andrei Brasoveanu argues that the most promising "gems" are frequently hidden in unobvious locations. He cites Humio, a logging technology firm based in Aarhus, Denmark, as a prime example. The team was highly technical but operated outside the traditional VC orbit. By backing them early, Accel helped scale a solution that challenged legacy leaders like Splunk, eventually leading to a successful integration with CrowdStrike. When evaluating these early-stage opportunities, Brasoveanu prioritizes sheer intensity and drive, ideally paired with a cerebral, thoughtful approach. Interestingly, he does not over-index on previous experience. Many of his most successful investments, such as Celonis, were led by first-time founders who were "hungry" and capable of learning at a chaotic pace. In the case of Celonis, a Munich-based team of three founders in their twenties bootstrapped an academic project into a global leader in process mining. Their success wasn't born from a deep resume but from a willingness to experiment—evidenced by their early decision to test the market by charging €100,000 for a service they initially considered pricing at €5,000. Combatting Fake Traction with Founder Conviction One of the most significant challenges in modern venture capital is the rise of "fake traction." With easier access to distribution channels and the ability to sell to a network of fellow startups, many companies show early growth that fails to "cross the chasm" to broader enterprise adoption. Brasoveanu warns that the business model that gets a company to its first few million in revenue is rarely the one that leads to greatness. This reality is why Accel remains conviction-driven at the seed stage, often backing teams before they have a product or even a fully formed idea. By focusing on the founder as the anchor, Accel can weather the inevitable pivots that occur as markets evolve. Brasoveanu believes a VC's role is divided: 80% is what he calls "hygiene work"—helping founders avoid common mistakes in hiring, option plans, and M&A processes. The remaining 20% involves navigating "crucible moments," such as intense competitive threats or fundamental disagreements between co-founders. In these high-pressure scenarios, the relationship between the investor and the founder, built on transparency and mutual respect, becomes the deciding factor in the company’s survival. The Vibe Coding Revolution and the Future of Custom Software The landscape of software development is undergoing a seismic shift with the emergence of "vibe coding" and AI-native stacks. This trend, which allows for near-instant creation of back-ends and front-ends, is lowering the barrier for non-technical creators. However, Brasoveanu holds a somewhat controversial view: he believes this environment actually increases the value of truly technical founders. As technology becomes more accessible, the edge goes to those who understand core technical principles and can orchestrate complex systems most effectively. This shift is also paving the way for "personalized SaaS." Brasoveanu notes that large enterprises may eventually move away from bloated, one-size-fits-all solutions like Salesforce in favor of homegrown, tailor-made software built internally with AI assistance. To capitalize on this, Accel recently led the seed round for Polar, a Swedish payments infrastructure startup founded by Birk Jernström. Polar aims to become the payment standard for this new AI-native stack, offering a streamlined experience that legacy providers like Stripe can no longer deliver as they become increasingly "bloated." Strategic Orchestration of the Unicorn Network A critical component of Accel's strategy is the intentional orchestration of its network. When backing a new company like Polar, Brasoveanu doesn't just provide capital; he brings in a cadre of strategic angels from the Accel family, such as the founders of Vercel, Supabase, and Framer. This isn't a mere PR tactic. By surrounding early-stage founders with seasoned operators who have achieved scale, Accel creates a feedback loop of mentorship and potential partnerships. This collaborative approach extends internally across Accel’s global offices. The firm operates as one cohesive unit, sharing insights between early-stage and growth-fund teams. This cross-pollination allows them to identify "holes in the stack"—identifying a need for specialized payments through Polar while simultaneously backing the infrastructure backbone via Supabase. By maintaining a boutique, personal feel despite their institutional scale, Accel continues to position itself as a "kingmaker" in the global tech ecosystem, betting on the individual's ability to disrupt the status quo.