About the Instructors

O. Nathan Ronen, CFA - Lead CFA Instructor

Dr. Carl Crego, CFA

Peter Olinto, CPA (inactive), JD

O. Nathan Ronen, CFA, is the lead CFA instructor at NYSSA and has helped over 20,000 candidates pass the CFA exams. He has been teaching CFA Levels I, II, and III for 19 years. Ronen worked as a supervisory analyst training government regulators, an accounting analyst, and a corporate finance analyst. His professional experience encompasses well-known organizations such as New York Life, NASD, and Salomon Brothers. In addition to teaching CFA exam preparatory courses for NYSSA, he has taught for the Washington Society of Security Analysts and the Study Seminar for Financial Analysts (SSFA). Ronen has also taught in-house CFA seminars at Goldman Sachs, Merrill Lynch, Citigroup, and many other major financial institutions. He holds an MBA in finance and accounting from the University of Chicago.

Dr. Carl Crego, CFA, has been helping his students reach their goal of earning the coveted CFA charter for the past 25 years. Crego has extensive experience teaching all three levels of the CFA curriculum, including CFA exam review courses for NYSSA, the Abu Dhabi Investment Authority, and Kaplan Schweser (Hong Kong). He also served as a technical editor for the content development of Kaplan Schweser CFA Level I Study Notes. Crego received his MBA and PhD from the George Washington University and taught undergraduate and graduate finance courses at Pace University for seven academic years. Crego previously worked at NYSSA as an educational consultant. He helped develop their educational programs from short preview courses to a full range of continuing education courses and the popular CFA review program.
Peter Olinto, CPA (
inactive), JD, has taught both CPA and/or CFA Exam Review courses, live and online, for the past twenty years.  While attending law school, Peter began his teaching career in the areas of SAT, LSAT, GMAT and CPA test preparation in the NYC area.   Since passing the first two levels of the CFA exam on his first attempt, Peter has taught level one and level two CFA classes in more then fifty cities around the world.  Videos featuring Peter teaching the CFA level I, level II and/or CPA review classes have been used by more than 300 universities, hundreds of accounting and/or financial services firms, and more than 100,000 successful CFA and/or CPA candidates from all over the world.  In addition to Peter's CFA and CPA teaching experience, he has worked as an auditor for Deloitte & Touche, as a tax attorney for Ernst and Young, and later spent nearly ten years teaching law, accounting, financial statement analysis, and tax at both the graduate and undergraduate levels at Fordham University’s business school. He earned his JD degree from Fordham University School of Law in 1995.

For more information please contact the Education Department at NYSSA: (212) 541-4530 or email education@nyssa.org

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