Seilern Investment Management is a London based investment management company, founded by Peter Seilern more than 30 years ago. Seilern has been compared to Warren Buffett, as he follows a similar strategy to the United states investor, which has produced above-average returns. Investment strategy Seilern Investment Management pursues a long-term investment strategy with the respective companies being held in the portfolio for several years. The Investment Company's Funds seek to own concentrated portfolios of high quality publicly traded companies that will appreciated in value over the years and that, based on company fundamentals, deliver superior organic growth driven by sustainable competitive advantage. Individual stocks are selected through rigorous internal bottom-up analysis and at attractive valuations. Peter Seilern Peter Seilern is chairman, Director and majority shareholder of Seilern Investment Management, publisher of the well-known Seilern World Growth Fund (formerly Stryx). Peter Seilern has worked in the financial industry since 1973, having been a portfolio manager at Hambros Bank Limited and managing private client portfolios for Notz, Stucki & Cie in Geneva and London.