[Fr.: see next.] a. The director or manager of a public musical institution. b. One who ‘gets up’ entertainments, esp. musical performances.

1

1879.  Grove, Dict. Mus., I. 104/2. Concerts were started by Martin, a well-known entrepreneur of the day.

2

1882.  Musical Times, 1 Feb., 108/1. Mr. … begs to inform Projectors of Concerts, Secretaries of Institutions, and Entrepreneurs generally.

3