Exhibit 23.2
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
Quest Resource Holding Corporation
The Colony, Texas
We hereby consent to the incorporation by reference in the Prospectus constituting a part of this Registration Statement of our report dated April 2, 2018, relating to the consolidated financial statements of Quest Resource Holding Corporation appearing in the Company’s Annual Report on Form 10-K for the year ended December 31, 2017.
We also consent to the reference to us under the caption “Experts” in the Prospectus.
/s/ Semple, Marchal & Cooper, LLP
Certified Public Accountants
Phoenix, Arizona
October 12, 2018
