Exhibit 23.4

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Devon Energy Corporation:

We consent to the use of our report dated February 28, 2014, with respect to the consolidated balance sheets of Devon Energy Corporation as of December 31, 2013 and 2012, and the related consolidated statements of comprehensive earnings, stockholders’ equity and cash flows for each of the years in the three-year period ended December 31, 2013, and the effectiveness of internal control over financial reporting as of December 31, 2013, incorporated herein by reference and to the reference to our firm under the heading “Experts” in this registration statement.

/s/ KPMG LLP

Oklahoma City, Oklahoma

December 12, 2014