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March 12, 2013 /PRNewswire/ -- Standard & Poor's Ratings Services today announced the appointments of
Demetrios Lefakis as Chief Quality Officer and
Michael Walloga as Managing Director, Model Validation. Both executives will report to
Donald R. Howard, Chief Risk Officer, and serve on the Global Risk Management Leadership team.
"Demetrios and Michael are important additions to our risk management organization," said Mr. Howard. "At S&P, quality review and model validation play a critical role in our ratings analysis and research. Strong internal controls reinforce the integrity of the rating process."
As Chief Quality Officer, Mr. Lefakis will lead the group at S&P that monitors the application of methodologies, processes, criteria and policies globally. He will support analytic process enhancements and monitor economic and market data to ensure that changing market trends and risk attributes are reflected in our ratings. Mr. Lefakis will also support internal audits and regulatory examinations. Mr. Lefakis will be based in
New York and will have a team of 37 reporting to him, including S&P's three senior quality officers.
Before joining S&P, Mr. Lefakis worked at Citigroup in
New York as Global Head of Credit Risk Review. In addition, he had served as the Global Head of Audit & Risk Review, of Reviews and Infrastructure, and of Fundamental Credit. In these roles, he was responsible for the review of the Corporate, Consumer, Commercial and Private Bank Credit processes and policies for Citigroup worldwide. He also spent several years working as the Chief Risk Officer and an Executive Committee Member for the National Bank of
Mr. Lefakis earned his master's degree from
Johns Hopkins University, School of Advanced International Studies, in International Affairs and his bachelor's degree, also from
Johns Hopkins, in Economics and International Affairs.
As Managing Director, Model Validation, Mr. Walloga is responsible for S&P's model validation globally and identifying and managing model risk. He will enhance the current model validation process. Mr. Walloga will be based in
Chicago and have a team of 10 reporting to him.
Mr. Walloga brings more than 25 years of experience in credit scoring, credit policy and model oversight within large financial firms. Most recently, Mr. Walloga worked at HSBC, where he was the Head of Model Risk Audit. Before that, he held other positions at HSBC, including Head of Independent Review and Director of Scoring and Risk Management.