Gerald Endsley is a graduate of the Denver Public Schools, and holds Trumpet Performance degrees from the New England Conservatory and the University of Colorado. He has performed with various regional ensembles including the Colorado Symphony, the Colorado Opera and Ballet Orchestras, and serves as the Music Contractor for the Denver Center Theatre Company. An authority on the history of brass instruments, he has appeared at meetings of the National Trumpet Symposium and the International Trumpet Guild. Mr. Endsley is also active as a publisher and musical instrument manufacturer. Mr. Endsley is the Director of the Denver Municipal Band which at 114 years of age is the oldest professional band in the nation. Mr. Endsley was the 2002 recipient of Mayor Webb's Award for Excellence in the Arts.
Gerald Endsley is a specialist in the history of soprano brass instruments and has presented lecture recitals at meetings of the National Trumpet Symposium and International Trumpet Guild. An avid collector of historic instruments, he also makes replica historical instruments and mouthpieces and publishes early brass literature.