Ryan Lemand, a senior economic advisor and head of risk management at the UAE's Securities and Commodities Authority (SCA), has quit to join ADS Securities, a spokesman for the Abu Dhabi-based brokerage confirmed on Sunday.

Lemand joined this month as head of managed solutions and business development in ADS Securities' asset management team, the spokesman said in response to questions from Reuters.

ADS Securities provides foreign exchange, bullion and commodities trading services to institutional and private investors.

Lemand joined SCA in 2008, according to his profile on LinkedIn. It also lists roles as a senior portfolio manager at Fortis Investments in London and Paris, as well as teaching financial econometrics courses at the Paris II-Assas University and Paris IX-Dauphine University. - Reuters