Oklahoma City-based Quest Energy Partners LP has filed an S-1 to IPO 8.75 million common units for estimated gross proceeds of some $211.3 million on the Nasdaq as QELP. The MLP's assets as of March 31 consisted of 99% net working interest (82% average net revenue interest) in approximately 1,723 gross gas wells (90% multi-seam wells) and 30 gross oil wells on approximately 510,000 net acres (46% developed) in the Cherokee Basin in southeastern Kansas and northeastern Oklahoma. Production as of March 31 was 41.4 million cubic feet of gas equivalent per day. Proved reserves as of Dec. 31 were 198.2 billion cubic feet equivalent (99% coalbed-methane, 62% proved developed).