Erik Hallert

Erik Hallert is a Co-Managing Partner at Adelis Equity Partners, a Stockholm-headquartered growth-focused private equity firm. Adelis says Hallert joined the firm in 2013, the year its first fund was raised, and lists him as part of its investment team.

Before Adelis, Hallert worked at Triton, Blackstone, and Morgan Stanley. Third-party profile data further describes his earlier roles as an investment professional at Triton Partners from 2009 to 2013, an analyst in private equity at Blackstone from 2007 to 2009, and an M&A analyst at Morgan Stanley from 2006 to 2007.

Hallert’s education includes an MSc from the Stockholm School of Economics, studies at the University of Chicago Booth School of Business, and the Swedish Armed Forces’ Military Interpreter School. His board experience spans current Adelis portfolio companies including Presto, Circura, Aderian, Hedvig, and Cedra, with prior Adelis board roles at Säkra, Knightec, Nordomatic, and Intersport. Adelis also notes previous board roles at Ambea, Nordic Tankers, and Cineworld.

Adelis has grown into one of the more active Nordic middle-market private equity firms. In 2025, the firm closed Adelis Equity Partners Fund IV at €1.616 billion and reported more than €4.25 billion of capital raised since inception across four flagship funds and two continuation vehicles.

• Adelis invests alongside founders, entrepreneurs, management teams, and owners that want a value-adding growth partner rather than only capital.
• The firm focuses on small and medium-sized companies across Northern Europe, typically with €10-300 million in revenue.
• Core sectors are business services, tech & software, and healthcare & life sciences.
• The firm seeks companies with strong market positions and the ambition to shape their industries through organic growth and strategic acquisitions.
• Hallert’s deal commentary shows a recurring preference for fragmented markets where Adelis can back decentralized, entrepreneur-led platforms and consolidate through M&A.
• In Aderian, Hallert and Jakob Wedenborn highlighted a platform that combines local customer-oriented delivery with the resources of a larger group.
• In Circura Group, Hallert and Rasmus Molander described the opportunity as building a “true Nordic champion” in building renewal services.
• The firm’s 2025 Fund IV materials state that the fund continues Adelis’ focus on growth-oriented investments in the Nordic and DACH regions.