Stephen Judson is an accomplished entrepreneur, who is well known and highly respected in the arts, music and entertainment world. He began his career as an assistant to Seiji Ozawa, Music Director of the Boston Symphony Orchestras. He then joined Columbia Artists Management Inc.  At 25 years old, he was the youngest vice president in the firm’s 75-year history.  

He founded Judson Management Group, Inc. (JMGI) in 1992 to provide artists and arts organizations with representation for corporate sponsorship.  The first company in North America to identify this specialty as timely, JMGI successfully built a business to leverage commerce in the service of art and culture.  Clients of the firm have included Luciano Pavarotti, Columbia Artists Management, Inc., the Pittsburgh Symphony Orchestra, Lorin Maazel, Credit Suisse, Chase Manhattan Bank, Seagram Latin America, Chrysler, General Motors, and Mercedes-Benz, among numerous others.

Mr. Judson is an authority on business and marketing communications, he frequently consults with senior management of major corporations around the world on sensitive communications, marketing and management issues. 

Mr. Judson has been published in The New York Times and is a frequent speaker and panelist on business, communications and the arts. He possesses advanced French language skills and is a graduate of Boston University School for the Arts.


Mark Alpert is widely known and well respected for his extensive experience as a manager and artist representative in the world of classical music and dance. Before joining Judson Management Group in 2019, he spent more than three decades as a vice president at Columbia Artists Management (CAMI), where he represented a diverse range of high-profile artists and attractions. Prior to his work at CAMI, Mr. Alpert was primarily active in the field of dance. From 1975 to 1979, he managed the contemporary ballet company Dennis Wayne’s Dancers and was manager of the Erick Hawkins Dance Company from 1972 to 1974. Previously he served as assistant to the president of American Ballet Theatre.

Before becoming involved in the performing arts, Mr. Alpert worked in publishing, as an assistant production manager at Holt, Rinehart and Winston. He holds a master’s degree from Columbia University and a bachelor’s degree from New York University.


Désirée Halac brings long experience and tremendous passion to her role in representing classical musicians. For the past six years she has run Halac Artists, a boutique agency active in Europe and Latin America. She joins Judson Management Group as a Senior Vice President.

A native of Buenos Aires and New York, she studied voice at the National Conservatory of Argentina. She holds a master of music degree and a professional studies diploma from the Mannes College of Music. Before entering music management, she performed widely, was a winner of the Joy in Singing and Poulenc Plus Competitions, and recorded “Flores Argentinas” with pianist Dalton Baldwin.


Alana Klonoski is an accomplished member of the music community whose artistic background and ability to establish close relationships have allowed her to build a presence in the business of artist management.

After studying piano performance as an undergraduate, Klonoski went on to earn a master of business management degree from the University of Florida. Upon graduation, she joined the Boston Symphony Orchestra at the Tanglewood Music Festival. There, she served as a liaison between the orchestra and patrons, and worked closely with the management team to provide artistic and logistical support to both orchestra members and visiting artists.

Klonoski’s experience working alongside musicians and her passion for the arts inform her work at Judson Management Group.