Here:
2015 09 29 Order Denying Petition for Rehearing En Banc
En banc petition materials here.
Here is the order (Judge McKeague dissents):
CA6 Order Denying Rehearing En Banc
En banc materials in both cases here.
Here are the materials in NLRB v. Little River Band of Ottawa Indians Tribal Government:
NLRB Response to LRB En Banc Petition
* note: the NLRB also seeks en banc review
And here are the materials in Soaring Eagle Casino and Resort v. NLRB: