People who make our concerts possible

Dr. Sergio Espinosa, NPOI conductor and music director

Mexican conductor and violinist, Dr. Sergio Espinosa is music director of the New Philharmonic Orchestra of Irving and associate professor of string music education at The University of Texas at Arlington.  He also maintains an active schedule as a clinician throughout Texas and internationally and is senior examiner for the International Baccalaureate Organization in Wales, UK.  He has served as music director of the UTA Symphony as well as a permanent or guest conductor in the United States, Switzerland, France, Italy and Mexico. Dr. Espinosa studied at the Universidad Nacional Autonoma de Mexico; the Conservatoire de Neuchatel, Switzerland; Ithaca College, New York; and received his DMA in orchestral conducting from the University of Iowa.  As a performing violinist, Dr. Espinosa has been a member of the String Quartet Boccherini in Spain and has played in many orchestras in Mexico, the United States and Europe.  As music director, he works with the orchestra’s artistic committee to plan each season’s concerts, commission new music, collaborate with other arts groups and extend invitations to guest soloists

Stephen Pandolfo, assistant conductor

NPOI’s assistant conductor also serves as our timpanist, a post he has held for several years.  Born in California, he grew up in Dallas.  The son of an airline pilot/jazz guitar-playing father and a mother who loved music, Pandolfo began playing clarinet in elementary school but switched to percussion in high school.  Influenced by his high school directors, he developed a love for classical music, particularly the works of Beethoven and Mahler. A student of Kalman Cherry and Douglas Howard of the Dallas Symphony Orchestra, Pandolfo holds a music education degree from The University of North Texas.  He taught middle school band in Childress and Grand Prairie for 22 years. And in addition to his musical career, he also works in information security.

Gretchen Kroos, NPOI board president

Gretchen Kroos has served as the president of the New Philharmonic Orchestra of Irving board of directors since 2008.  She also volunteers as NPOI strings personnel manager and is a member of the cello section of the orchestra.  A native of Cincinnati, Ohio, Ms. Cabrera began playing cello at age 9 and studied cello performance at several area universities, including the University of North Texas.  She oversees administrative duties of the orchestra and represents the orchestra in an official capacity.  Ms. Cabrera is an educational consultant and works with teachers and administrators throughout the state of Texas.

Susan Scheib, NPOI general manager

Susan Scheib is a retired news professional, serving from 2001-2006 as associate editor of the United Methodist Reports (a national religion newspaper).  An arts writer for the Dallas Times Herald in the 1970’s, she has also worked as a freelance writer, copy editor, cello and bass teacher, and English-as-a-second-language adjunct professor for the Dallas County Community College District.  A cellist in the orchestra, she holds a master of humanities degree from The University of Texas at Dallas and a bachelor’s degree in music education from St. Olaf College. As NPOI general manager, Ms. Scheib produces the orchestra’s annual concert program, distributes news releases and oversees email and other marketing efforts for NPOI programs and announcements.

James Nicholson, stage manager/librarian and principal, bass section

James Nicholson holds a bachelor’s degree in music, with emphasis in business, from West Texas A&M University.  During his time at WTAMU he was a member of the Amarillo Symphony Orchestra and Chamber Music Amarillo.  Currently Mr. Nicholson works for Madeleine Crouch and Company, Inc., where he manages a variety of local and national non-profit organizations.

As NPOI stage manager and librarian, Mr. Nicholson’s various duties include coordinating with technical staff during on-stage performances, set-up and clean-up at each rehearsal and performance, managing music rentals/purchases for the orchestra library, and overseeing the distribution and collection of music among musicians for each concert. He also sits as principal bassist for the New Philharmonic Orchestra of Irving, where he has been a member for over 10 years.