House Energy and Commerce: Joe Barton (R-TX), if he can get a term-limit waiver. Otherwise Fred Upton (R-MI) or John Shimkus (R-IL).
House Transportation and Infrastructure: John L. Mica (R-FL)
House Natural Resources: Doc Hastings (R-WA), and see also this article.
House Committee on Oversight and Government Reform: Darrell Issa (R-CA)
House Select Committee on Energy Independence and Global Warming: If committee is not abolished by GOP, then: James Sensenbrenner (R-WI)
FURTHER INFO ON CHAIRMANSHIPS: