EX-23.3 6 f78261ex23-3.txt CONSENT OF WILLIAMS,KASTNER & GIBBS PLLC Exhibit 23.3 Consent of Williams, Kastner & Gibbs PLLC We consent to the reference to our firm under the caption, "Legal Matters" in the January 2002 Registration Statement (on Form S-3) of Waste Connections, Inc. with respect to common shares, preferred shares and debt securities of Waste Connections, Inc. (Registration No. 333- ). WILLIAMS, KASTNER & GIBBS PLLC Seattle, Washington January 15, 2002