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    David Ragones
Co-President - dragones@umich.edu

A graduate of Princeton University with a B.S.E. degree in Computer Science, Dave worked as a technical manager at several venture-backed software startups in the Bay Area prior to entering the Michigan MBA program. His positions included Lead Software Architect at Della.com, an online gift registry backed by Kleiner-Perkins; Software Development Manager at iBuilding, a real estate property management service funded by Benchmark Capital; and Engineering Manager at CBCA, a healthcare administrator backed by Softbank. While at Michigan, he helped found The Breakfast Club business idea exchange and the Red Sox Nation, a Boston baseball fan support group. With a passion for all things high-tech, Dave is pursuing his own startup after graduation.

    JY Yoon
Co-President - jyyoon@umich.edu

J.Y. obtained a B.A. in Education at Hanyang University in Seoul, South Korea and graduated with Baccalaureate Honors. After working at a start-up company, she entered the Graduate School of Interpretation and Translation, which was the most prestigeous school of that kind in Asia. After graduation, she provided interpretation and translation services as a Bilingual Communication Specialist to major international consutling firms (Deloitte Consulting, PricewaterhouseCoopers, KPMG, McKinsey, ATKearney, etc.) and Korea's industry leaders (Samsung SDI, Samsung Card, Daewoo Securities, Korea Exchange Bank, Dacom Corporation, Korea Chamber of Commerce & Industry etc.) She hired, trained, and led communication teams, showing her outstanding leadership in Education and Communication. She also obtained US CPA (Certified Public Accountant) in May 2000. At Michigan Business School, she is focusing on Entrepreneurship and preparing to start a business soon after graduation. She is enthusiastic about education, photography, and healthy food.


Adrian Costin
Vice President, Entrepreneurship - acostin@umich.edu

Adrian comes from Romania where he received a B.S. in International Business from the Academy of Economic Studies, Bucharest. Upon graduation he joined the audit practice of Arthur Andersen and after two years was one of the five consultants that started the Consulting Division of Andersen in Romania. Prior to coming to Michigan, he established a boutique consulting company and enjoyed working as entrepreneur for a year. Professional interests are in entrepreneurial studies and corporate strategy.


Tony Pandjiris
Vice President, Venture Capital - tpandjir@umich.edu

Tony graduated from Vanderbilt University with a B.A. in Economics. He began his career with SG Cowen’s Investment Banking Division in New York. At SG Cowen, Tony focused on private equity placements in technology and healthcare. After completing a two-year analyst program, Tony joined Comdisco Ventures in San Francisco where he managed part of a $1.5 billion venture capital portfolio, originating early stage investments in a variety of technology sectors. He also restructured debt obligations and managed sale processes for several portfolio companies. At Michigan, Tony is a member of the Wolverine Venture Fund and enjoys the Wine Club. This summer, Tony will be working with Intel Capital.


David Nelson
Vice President, Private Equity - davranel@umich.edu

After graduating from Vanderbilt University with a B.E. in Mechanical Engineering, David made the jump into TV commercial production for an advertising agency and was quickly promoted to run a subsidiary company. David left the agency and joined his family’s real estate and investment management business to gain the business exposure that was not available at the agency. While continuing most of his responsibilities in the family office, David joined a friend to start a web design firm. After a year as president of his own company David sold the business and returned to his family office to concentrate on private equity and real estate. When David is not evaluating a new business deal he loves to water ski and snow ski. After UMBS David plans pursue a career in real estate and private equity.


Stefan Wu
Vice President, Alumni & Development - stefanwu@umich.edu

Stefan graduated from California Polytechnic State University, San Luis Obispo in 1996 with a B.S. in Civil Engineering, believing that "engineering turns ideas into reality". During the seven years after school, he pursued his ideals and helped to turn lines and shapes on paper into airports, light-rail systems, and highway networks, while honing his project management skills. During that time, he become more interested in the "ideas" part of business and increasingly appreciated the importance of management; hence, he decided to attend business school and further explore business management and entrepreneurship. While curiosity and ideals brought Stefan to Michigan Business School, an important belief that Stefan has never wavered on is to "enjoy life to its fullest." He values friendships, sports (intercollegiate tennis, golf, skiing, volleyball, badminton, fishing.), good food, and traveling. Most important, he has a lovely supportive wife and a happy family. They hope to leave school with a new family member being added, whose middle name will be "Michigan."

    Nick Naviglia
Vice President, Communications - naviglia@umich.edu

Nick graduated from Carnegie Mellon University in 2002 with a B.S. in Information Systems and Economics and a minor in Business Administration. In Pittsburgh he started a local radio station (WSSA 88.7 FM) and was the founder of the Carnegie Mellon baseball team and Captain for 4 years. He held internships at Heinz North America and Ford Motor Company. Nick has also done non-profit work for Children's Hospital in Pittsburgh and volunteers at Sacred Heart Parish in Dearborn. Currently Nick is working at Ford World Headquarters in the Corporate Economics and Strategic Issues Office. Hobbies include attending The Detroit Economics Club meetings, participating in Ford Fund sponsored charity events, working out, and surfing. Nick is interested in Entrepreneurship because of the spirit and drive that it takes to succeed in this challenging profession/lifestyle.


Per Larson
Vice President, Events - plar@umich.edu

Per comes to MBS from the Bay Area, where he worked in software and telecom for QuantumShift in the Professional Services group. His experiences at QuantumShift provided him with the added software and general technology development exposure he was looking for when he took a hiatus from the entrepreneurial life in 2001. Perís stints prior to QuantumShift include starting three different companies, which focused on managing municipal services, online content packaging and distribution, and e-services. In between all of this, he served as a player/coach for a professional football team in Italy, where he grew to love all things Italian. Per is focusing on Marketing and Entrepreneurship at MBS, specifically looking to continue his life-long association with sports via a couple of niche opportunities after school.


Ben Lewis
Treasurer - bdl@umich.edu

Ben started a very successful angel-funded online marketing company during the dot-com boom which he later sold for a profit. After graduating with a computer engineering degree from the University of Michigan, Ben started work at Microsoft as a software developer for the Xbox Live team. After working as a programmer he left Microsoft to become a Michigan MBA where he has participated in many entrepreneurial activities including multiple business plan competitions and an EMAP. He is currently working on his startup, a home electronics company