Exhibit

We consent to the reference to our firm under the caption "Experts" in the Registration Statement (Form S-3) and related Prospectus of Spark Energy Inc. and to the incorporation by reference therein of our report dated March 7, 2019, with respect to the consolidated financial statements of Spark Energy Inc. included in its Annual Report (Form 10-K) for the year ended December 31, 2018, filed with the Securities and Exchange Commission.