Exhibit 23.3
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of Waste Services, Inc. of our report dated March 18, 2004 relating to the financial statements of the North Central Florida District (wholly-owned divisions of Allied Waste Industries, Inc.), which appears in the Current Report on Form 8-K of Capital Environmental Resource Inc. dated May 10, 2004.
PRICEWATERHOUSECOOPERS LLP
Phoenix, Arizona
July 30, 2004