Louis Alexander Balthasar Schindelmeisser (1806–1883) was a German composer, conductor, and music educator known for his contributions to the Romantic music movement. He primarily composed in the genres of opera and choral music, with a focus on sacred works. Schindelmeisser's notable compositions include the opera "Der Nachtwächter" (The Night Watchman) and a variety of choral settings that reflect the lyrical and expressive qualities characteristic of the Romantic era. His impact on music lies in his role in fostering the choral tradition in Germany and his influence as a teacher. Schindelmeisser served as a conductor and professor at various institutions, where he mentored many young musicians and composers. His approach to composition emphasized emotional depth and the integration of folk elements, which resonated with the evolving tastes of the time. While not as widely recognized as some of his contemporaries, Schindelmeisser's work contributed to the development of German musical identity during the 19th century and helped lay the groundwork for future composers in the choral and operatic genres. His legacy persists through the continued performance of his choral works and the influence he had on his students.