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CONSENT OF RBC CAPITAL MARKETS, LLC

The Board of Directors

TopBuild Corp.

475 North Williamson Boulevard

Daytona Beach, Florida 32114

The Board of Directors:

We hereby consent to the inclusion of our opinion letter, dated April 18, 2026, to the Board of Directors of TopBuild Corp. (“TopBuild”) as Annex D to, and reference to such opinion letter under the headings “SUMMARY — Opinions of TopBuild’s Financial Advisors — Opinion of RBC Capital Markets, LLC” and “THE MERGERS — Opinions of TopBuild’s Financial Advisors — Opinion of RBC Capital Markets, LLC” in, the joint proxy statement/prospectus relating to the proposed transaction involving TopBuild and QXO, Inc. (“QXO”) , which joint proxy statement/prospectus forms a part of the Registration Statement on Form S-4 of QXO (the “Registration Statement”). By giving such consent, we do not thereby admit that we are experts with respect to any part of such Registration Statement within the meaning of the term “expert” as used in, or that we come within the category of persons whose consent is required under, the Securities Act of 1933, as amended, or the rules and regulations of the Securities and Exchange Commission promulgated thereunder.

May 15, 2026