KANDO the younger, that is, son of the original Kando. Daniel Estrin has published the following AP article: Dead Sea Scroll fragments to hit the auction block: Palestinian family that sold scholars the biblical finds now marketing leftover fragments that were kept in a vault.
Some background links: on the Kandos and their family business: here and here; on the Schøyen collection: here and here and links; on on the Scroll fragments acquired by Azusa Pacific University here and links; on the Scroll fragments acquired by the Southwestern Baptist Theological Seminary: here and links; on the Green Collection here and links; and on Hanan Eshel and that Leviticus scroll fragment here and links.
UPDATE: Related, includes a useful list of collections of Dead Sea Scrolls: The Dead Sea Scrolls at a glance (AP).
