• David has done many orchestrations both for hire and for his own choral works, ranging from a single obbligato part to full orchestra.

• David has produced recording sessions for others, as well as his own company, Lantz Choral Publications.

• David has conducted choral reading sessions and clinics for publishers as well as J.W. Pepper.

• David has done general consulting work, mainly in the form of editorial training. He has also served on music selection committees for publishers.

• David has substantial experience as a church choir director, and has also been a summer community choir director several times for Shawnee Press.