Form: EFFECT

Notice of Effectiveness

January 15, 2021

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Notice of Effectiveness

Effectiveness Date: January 15, 2021
Accession Number: 0001047469-21-000041
Submission Type: POS AM
CIK: 0001693256
Company Name: Select Energy Services, Inc.
File Number: 333-224956