This is now the bio page:
Donald Sipe’s professional activities center around music. He has been performing as a professional trumpet player for 30 years. During that time, he has simultaneously worked as a artist manager, educator, arranger, and producer.
As a performer he has performed throughout the United States, Europe and South America. Sipe is a member of Present Music, Stained Glass Brass, the Wilson Center Big Band, and the Milwaukee Brass Quintet. He teaches trumpet at Carroll University, conducts the Brass Choir at the Milwaukee Youth Symphony Orchestra, and manages the career of internationally known conductor William Eddins.