Roger P. Miller

Alterna Capital Partners LLC (Alterna Capital Partners) is a private equity firm founded in 2007 by Eric Press and Roger Miller. The firm is headquartered in Wilton, United States.

Graphit Kropfmühl GmbH engages in the production and marketing of metallurgical silicon and silicon dioxide. Its products include natural graphite; synthetic graphite; graphite parts; graphite dispersions; expandable and expanded graphite; and powder premixes. The company was founded in 1916 and is headquartered in Hauzenberg, Germany.

Global Supertanker Services LLC provides aviation services. Its services include international flight, maintenance and ground support. The company was founded by Jim Wheeler in 2015 and is headquartered in Colorado Springs, CO.

Citigroup Alternative Investments LLC (CAI) is a SEC-registered asset management firm headquartered in New York City. The firm was founded in 2002 and is a wholly-owned subsidiary of Citigroup Investments, Inc., which is owned by Citigroup, Inc. (NYSE: C). CAI provides advisory services to private investment companies, such as private equity funds and funds of one or more private equity and real estate funds. The investors in the funds advised by the firm are institutional investors, funds of funds, high-net worth individuals and employees, and former employees of Citigroup, Inc.