1) AGGREPLEX AND ITS AFFILIATED ENTITIES

2) ALESSANDRA FOUNDATION; THE

3) AMERICAN CONCRETE PIPE ASSOCIATION OF CALIFORNIA (ACPA-CA)

4) AMERICAN SOCIETY FOR THE PREVENTION OF CRUELTY TO ANIMALS; THE

5) ASSOCIATION OF PLASTIC RECYCLERS (APR); THE

6) BIODEGRADABLE PRODUCTS INSTITUTE (BPI)

7) CALIFORNIA LARGE ENERGY CONSUMERS ASSOCIATION

8) CALIFORNIA MOUNTAIN BIKING COALITION (CAMTB)

9) CALIFORNIA NEVADA CEMENT ASSOCIATION (CNCA)

10) CALIFORNIA OUTDOOR RECREATION PARTNERSHIP, INC. (CORP)

11) CALIFORNIA PARK & RECREATION SOCIETY (CPRS)

12) CALIFORNIA PRECAST CONCRETE ASSOCIATION

13) CALIFORNIA TRAILS FOUNDATION

14) CALPORTLAND COMPANY

15) CEMEX INC.

16) EVEZ CHARGING FOUNDATIONS

17) HANSON PERMANENTE CEMENT, INC.

18) LEHIGH SOUTHWEST CEMENT COMPANY

19) LOS ANGELES; COUNTY OF

20) MITSUBISHI CEMENT CORPORATION

21) NATIONAL CEMENT COMPANY OF CALIFORNIA

22) NATUREWORKS LLC

23) NORTH LAKE TAHOE RESORT ASSOCIATION, INC. DBA NORTH TAHOE COMMUNITY ALLIANCE

24) NORTH TAHOE FIRE PROTECTION DISTRICT

25) NORTH TAHOE PUBLIC UTILITY DISTRICT

26) NOVAMONT NORTH AMERICA, INC.

27) PACIFIC STEEL GROUP (PSG)

28) PCI WEST

29) POTENTIAL INDUSTRIES, INC.

30) PRE-CON PRODUCTS

31) PROTECT AMERICAN RIVER CANYONS (PARC)

32) RECYCLING PARTNERSHIP; THE

33) RIO TINTO SERVICES, INC.

34) SAVE MOUNT DIABLO

35) SIERRA BUSINESS COUNCIL

36) SIERRA CONSORTIUM

37) SONOMA COUNTY REGIONAL PARKS

38) SOUTH TAHOE PUBLIC UTILITY DISTRICT

39) TAHOE CITY PUBLIC UTILITY DISTRICT

40) U.S. BORAX INC.

41) UNACEM NORTH AMERICA (DRAKE CEMENT & TEHACHAPI CEMENT)

42) VLS ENVIRONMENTAL SOLUTIONS

43) WESTERN PLASTICS ASSOCIATION