Exhibit 23.1

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CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

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We have issued our reports dated February 25, 2022, with respect to the consolidated financial statements and internal control over financial reporting included in the Annual Report of Rollins, Inc. on Form 10-K for the year ended December 31, 2021. We consent to the incorporation by reference of said reports in the Registration Statements of Rollins, Inc. on Forms S-8 (File No. 333-224654, File No. 33-26056, File No. 33-47528, File No. 33-52355, File No. 333-49308, File No. 333-129789, File No. 333-143692, File No. 333-143693, and File No. 333-150339).

/s/ GRANT THORNTON LLP

Atlanta, Georgia

February 25, 2022