The 87-year-old former psychologist died at her home on March 19, The Los Angeles Times reported Saturday.
Delos International, which was founded 34 years ago, has produced recordings forthe Philadelphia Orchestra conducted by Eugene Ormandy, the Chamber Music Society of Lincoln Center, cellist Janos Starker, flutist Jean-Pierre Rampal as well as many other known musicians.
The recording company also released the Great American Composers and Lullabies for Children and Adults series, among others.
Most of their recordings have been on site at various locations around the world.
"Especially with smaller groups, we went to venues that had their own beautiful, natural sound," said Carol Rosenberger, who is a company vice president and a classical pianist on the Delos label.
Haygood is survived by her stepson, Robert Haygood, as well as 13 step-grandchildren and several step-great-grandchildren.