Stable Asset Management's Erik Serrano Berntsen - what it takes to build a great alternative asset management firm

Stable Asset Management's Erik Serrano Berntsen - what it takes to build a great alternative asset management firm

From Alt Goes Mainstream: The Latest on Alternative Investments, WealthTech, & Private Markets by Michael Sidgmore

March 5, 2026 · 1h 12m · Episode 201

About this episode

The episode features Erik Serrano Berntsen discussing the essentials of building a successful alternative asset management firm.

Welcome back to the Alt Goes Mainstream podcast. Today’s episode dives into what it takes to start, build, and scale an alternative asset manager. We sat down in Stable Asset Management ’s London office with Erik Serrano Berntsen . Erik is the CEO of Stable, where he defines and executes the firm’s investment strategy. Stable is one of the largest and most tenured GP stake builders globally. The firm manages around $5B in assets and has built over 40 firms since 2006. Stable makes strategic seed and acceleration investments to launch and scale alternatives GPs across public and private markets. With offices in New York, London, and Palm Beach, the firm backs investment firm Founders who understand that extraordinary performance requires building exceptional organizations. Committed to education as a catalyst for change, Erik supports the LSE Alternative Investments Conference — the world’s largest student conference for alternatives, which is how we met 16 years ago — as well as Girls Who Invest and Girls Are Investors. Stable backs 100 Women in Finance and is a Founding Partner of the 10,000 Interns Foundation. Erik holds a BA in Politics, Philosophy, and Economics from Keble…

People in this episode

Host: Michael Sidgmore

Guest: Erik Serrano Berntsen

Topics covered

  • alternative asset management
  • investment strategy
  • scaling investment firms
  • asset management business
  • education in finance
  • GP stake building

Keywords

  • alternative investments
  • asset management
  • investment firms
  • GP stakes
  • finance education
  • strategic investments

Mentioned in this episode

Organizations: Stable Asset Management, LSE Alternative Investments Conference, Girls Who Invest, Girls Are Investors, 100 Women in Finance, 10,000 Interns Foundation

Places: London, New York, Palm Beach, Keble College, Oxford, University of Chicago Booth School of Business

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