Exhibit 23.3

CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTING FIRM

We have issued our report dated March 8, 2017, with respect to the combined and consolidated financial statements of Nueva Era Pipeline, LLC contained in the Registration Statement and Prospectus. We consent to the use of the aforementioned report in the Registration Statement and Prospectus, and to the use of our name as it appears under the caption “Experts.”

/s/ GRANT THORNTON LLP

Houston, Texas

November 21, 2017