Ernesto Pérez Ruíz

Guatemalan sound engineer (active circa Nov. 1970 to the 2000s), worked for Estudios Vypro, Fonica, and hiw own company Epyra records -- also credited as Ernesto Pérez R. or Ernesto Pérez [or in runout Ernesto Perez or Ernesto Ruiz or Ernesto for Lacquer Cut By]