Client List Client list introduction. LACSD Contact: Mr. Charles Dowdell 562-699-7411 charles.dowdell@lacsd.org   OC Waste & Recycling Contact: Mr. Norm Watsek 949-551-7110 Norm.Watsek@iwmd.ocgov.com   Riverside Co. Waste Managment Dept Contact: Fouad Mina 951-486-3244 fmina@co.riverside.ca.us   Solid Waste Management Division Contact: Greg Saul 909-386-8697 gsaul@swm.sbcounty.gov   Tetra Tech EC, Inc. Contact: Abid Loan 949-756-7514 abid.loan@tteci.com