Dr. Naumann is the owner and Managing Director of Intertec Group, an investment company specializing in the medical technology field. Intertec Group has supported implementation of new growth strategies for companies such as Iridex, Ellex Medical Lasers, Encision, Quinton Cardiology, OEC Medical Systems, Laserscope and Diasonics.
From 2001 to 2010, Dr. Naumann was Chairman of the Board of Cardiac Science and Quinton Cardiology, one of its predecessor companies. From 1993 to 1999, he was the Chairman of the Board of Salt Lake City-based OEC Medical Systems. From 1995 to 1997, he was also Chief Executive and President of the company. OEC was sold to General Electric in 1999. From 1987 to 1990, he was President and Chief Operating Officer of Diasonics. From 1984 to 1987, he worked for Hambrecht & Quist, a San Francisco-based investment bank.
Dr. Naumann is a director of Varian Medical Systems, Iridex and Encision. He is also a trustee of the World Affairs Council of Northern California.
Dr. Naumann holds a Ph.D. in International Finance from the University of Michigan, a Master’s degree in Industrial Management from the Georgia Institute of Technology and did undergraduate studies in business administration at the Technical University in Berlin, Germany.
Sarah Billinghurst is the Assistant Manager, Artistic of the Metropolitan Opera. Her career in opera administration started at the San Francisco Opera in 1972, when she became the assistant to the Artistic Administrator. In 1982 she was named Artistic Administrator, and in addition to her duties in that position, she undertook numerous special projects including co-productions with the Kirov Opera, producing concerts, recitals and special presentations sponsored by the San Francisco Opera.
Sarah moved to the Metropolitan Opera on August 1, 1994 and reports directly to General Manager, Peter Gelb and Artistic Director, James Levine. She is responsible for the running of the artistic departments, presentations, media, recording and touring. The artistic department is responsible for casting, conductors and new productions. As head of the media department, Sarah oversees the radio and television broadcasts and is involved in the current efforts to preserve past broadcasts. She also organizes the Kirov Festivals at the Metropolitan Opera, which have presented the Kirov Opera and the Kirov Ballet.
Sarah has also organized all the tours of the Metropolitan Opera in Japan and the MET Orchestra in Europe, within the United States and the season at Carnegie Hall. The special events she has organized include the James Levine 25th Anniversary Gala, Pension Fund concerts, New Year’s Eve celebrations at the Met and the anniversary celebrations of celebrated artists such as Placido Domingo and Luciano Pavarotti.
Sarah Billinghurst was born in Wanganui, New Zealand and graduated from Victoria University with a degree in political science. She is the mother of a son, Alexander and a daughter, Rebecca.
A New Zealand-born Samoan, Jonathan Lemalu graduated with a Bachelor of Laws from the University of Otago, and a Post-Graduate Diploma in Advanced Opera (distinction) from the Royal College of Music, London, in 2002—winning the Gold Medal. Recent engagements include concert and opera performances with the London Symphony Orchestra, Berlin Philharmonic, Boston Symphony, New York Philharmonic, Chicago Symphony and Academy of Ancient Music, under conductors such as Simon Rattle, Bernard Haitink, Sir Colin Davis, Andrew Davis, Zubin Mehta, Antonio Pappano, Sir Neville Marriner, Sir Charles MacKerras, Charles Dutoit, Vladimir Jurowski, Mark Elder and James Conlon.
Opera roles include title roles in Mozart’s Le nozze di Figaro, Puccini’s Gianni Schicchi and Handel’s Saul. Other roles include Papageno in Mozart’s Die Zauberflöte, Leporello and Masetto in Mozart’s Don Giovanni, Nettuno in Mozart’s Idomeneo, Samuel in Handel’s Saul, Jack Wallace in Puccini’s La fanciulla del West, Bartolo and Antonio in Mozart’s Le nozze di Figaro, Bartolo and Basilio in Rossini’s Il barbiere di Siviglia, Colline in Puccini’s La bohème, Argante in Handel’s Rinaldo and Bottom in Britten’s A Midsummer Night’s Dream. Jonathan has worked at English National Opera, Glyndebourne Festival Opera, The Royal Opera House Covent Garden, Opera Australia, Bayersiche Staatsoper in Munich, The Lyric Opera of Chicago and the Metropolitan Opera in New York.
As a recitalist, Jonathan has sung throughout Europe, Canada, North America and Australasia, including the Edinburgh, Tanglewood, Ravinia, Schubertiade and Munich Festivals and the Wigmore Hall in London and Carnegie Hall in New York. An exclusive EMI recording artist, his debut recital disc won the 2002 Gramophone Magazine Debut Artist of the Year.