Milwaukee-based Marcus Investments LLC is a family office that was formed by the Marcus family, controlling shareholders in The Marcus Corp., in 2006 to invest its liquid assets. All of the members of the family are involved in the family office, which focuses almost exclusively on private direct investments in middle market Milwaukee-area companies, because those have produced the best returns, said Christopher Nolte, president of Marcus Investments. "There’s a benefit to being closer to the assets, to being the general partner and investor in an opportunity," Nolte said. "That’s why Marcus Investments was created." Marcus Investments is one of several family offices in southeastern Wisconsin, which are generally established by high net worth families to manage their wealth. And the setup is becoming more popular, which has contributed to a surge in the private equity investments many of them target, according to a recent report by JPMorgan Chase & Co. and Pitchbook. In 2017,