by Walt Rakowich Alfred West has been CEO of SEI Investments since 1968. Warren Buffett has run Berkshire Hathaway since 1970, longer if you count the years when it was in (and transitioning out of) the textile business. And Gerald Shreiber has been CEO of J&J Snack Foods since 1971 when he purchased an ailing pretzel company at a court auction. According to research by … [Read more...]