Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Managers

RMCO, LLC:

We consent to the use of our report dated July 12, 2013, with respect to the consolidated balance sheets of RMCO, LLC (a Delaware limited liability company) and subsidiaries as of December 31, 2011 and 2012, and the related consolidated statements of operations and comprehensive income (loss), redeemable preferred units and members’ deficit, and cash flows for each of the years in the three-year period ended December 31, 2012, included herein and to the reference to our firm under the heading “Experts” in the prospectus.

/s/ KPMG LLP

Denver, Colorado

September 18, 2013