Call Nathan

Chalk & Board candidates have direct support from Lead Instructor, Nathan Ronen, CFA for their course, content, and exam-related questions. Contact Nathan by phone, text, Facetime, or WhatsApp using the phone number below.

+1 (973) 493-1371

Sun-Sat: 8:00 am to 10:00 pm (Eastern Time)

About Us


Chalk & Board is an education company offering aspiring CFA® Charterholders a variety of courses designed to help them pass the exam series and advance in their careers. Chalk & Board’s Ronen Methodology provides candidates with a disciplined, structured, and highly-engaging approach to exam preparation that focuses on mastery of concepts, rigorous application of all learned concepts to exam-type questions, and strategic tackling of the large volume of exam material.

Co-founder and lecturer, Nathan Ronen, CFA delivers an engaging learning experience that transforms dry content into memorable concepts. To meet the needs of our global candidate audience, we offer both live and on-demand video learning options across our core lecture series, workshops, webinars, and mock exams. All candidates have direct support access to Nathan via phone, text, chat, and email ensuring that they learn faster and more effectively.


Nathan Ronen, CFA, Chalk & Board Co-Founder

Nathan Ronen, CFA

Co-Founder, CFA Lead Instructor & Head of Education

Chalk & Board’s competitive advantage lies with industry-renowned instructor, Nathan Ronen, CFA who brings instant credibility based on his real-world experiences, years of teaching, and unique and compelling style with content delivery.

Nathan began his career in world-class organizations such as New York Life, FINRA, and Salomon Brothers where he was groomed and gained real-world experience in finance and accounting. He realized his passion for education, teaching finance and other investment-related subjects whilst in the MBA program at Johns Hopkins University and Strayer College.

Nathan achieved his CFA designation in 1996 and subsequently established himself as the Lead CFA Program Instructor at Stalla Seminars, CFA Society New York (NYSSA), and Kaplan-Schweser where he taught courses for all three CFA exam levels. Nathan holds an MBA from the University of Chicago Booth School of Business in finance and accounting. Throughout his over two decades as Lead CFA instructor, Nathan developed the Ronen Methodology which has helped tens of thousands of candidates around the world achieve the coveted status of CFA® charterholder.

John Sestito, Chalk & Board Co-Founder

John Sestito

Co-Founder, Head of Strategic Business Planning & IT Strategy

John brings over two decades of experience in Global Technology Leadership, honed in world-class financial and life sciences verticals, where he held key leadership roles in management, finance, and strategic planning, at JPMorgan, Johnson & Johnson, and MarkitSERV.

John employs his career success in strategic planning, vision, and management to ensure timely and precise execution of Chalk & Board’s priorities and services.

John holds a Bachelor’s Degree in Computer Science from Rutgers University and is an active member of (SIM), Society of Information Management in New Jersey.

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