Futures and Treasuries agency brokerage Quantitative Brokers has appointed Ralf Roth as CEO and who will begin his new role on December 18. The firm also has named Thomas Ascher as executive chairman.

Most recently Roth has served as IHS Markit’s equities division CTO. Previously he served as global head of Elektron at Thomson Reuters and worked at Deutsche Bank as global head of fixed income electronic trading and equity electronic trading businesses. Roth will be based in Quantitative Broker’s New York offices, reporting to the board of directors, which he will join. Roth will begin as CEO effective December 18th.

Ascher brings more than 30 years of experience across the financial technology and exchange industries. Ascher has served in a range of roles, including president and CEO of pari-mutuel software firm Longitude LLC, chief strategy officer at ISE, and vice chairman and chairman of the executive committee at the CBOE, as well as serving on numerous industry boards, including the CBOE and Direct Edge Holdings.

“Ralf brings strong leadership and experience with machine learning and cloud computing that will help us scale and expand on the innovation that defines QB in the market,” said Christian Hauff, co-founder and outgoing CEO of Quantitative Brokers.

Hauff will continue on as a member of QB’s board and executive committee and will oversee the firm’s client and industry relationships.