Exhibit 99.4

CONSENT OF UBS SECURITIES LLC

     We hereby consent to the use of our opinion letter dated June 22, 2008 to the Board of Directors of Allied Waste Industries, Inc. (“Allied”) included as Appendix D to the Joint Proxy Statement/Prospectus which forms a part of the Registration Statement on Form S-4 relating to the proposed merger of Allied and Republic Services, Inc., and references to such opinion in such Joint Proxy Statement/Prospectus. In giving such consent, we do not admit that we come within the category of persons whose consent is required under Section 7 of the Securities Act of 1933, as amended, or the rules and regulations of the Securities and Exchange Commission thereunder, nor do we thereby admit that we are experts with respect to any part of such Registration Statement within the meaning of the term “Experts” as used in the Securities Act of 1933, as amended, or the rules and regulations of the Securities and Exchange Commission thereunder.

UBS SECURITIES LLC
/s/ UBS SECURITIES LLC

New York, New York
September 8, 2008