 Arnulfo P. Fuentebella and was organized by Dr. Gregilda Pan before its first Superintendent, Dr. Fortuno P. Villanueva, took over.TPI would later on become the PSU-Tinambac.In the northern part of Lagonoy, Barangay Cabotonan, the Lagonoy Fishery School (LFS), now the PSU-Lagonoy, came into being pursuant to Republic Act No.