1) Alliance for Infrastructure Reuse and Redevelopment

2) Alliance to Restore Our Waterways

3) AMERICAN CHEMISTRY COUNCIL

4) American Clean Power Association

5) American Forest & Paper Association

6) Apartment Investment Management Company

7) Ascend Performance Materials

8) Ashland Inc.

9) Atlanta Beltline, Inc.

10) Burning Man Project

11) Celanese Corporation

12) City of Atlanta, GA

13) City of Aurora, CO

14) CITY OF CHARLOTTE

15) City of Philadelphia, PA

16) City of Savannah, GA

17) CITY OF TAMPA

18) CITY OF WEST PALM BEACH

19) City of West Sacramento

20) ClearPath Foundation

21) COBB COUNTY, GA

22) Corteva Agriscience

23) COUNTY OF PLACER

24) CrossFit, LLC

25) Deschutes Basin Board of Control

26) FCA US LLC

27) Four Lakes Task Force

28) GENESEE & WYOMING, INC.

29) HILLSBOROUGH AREA REGIONAL TRANSIT AUTHORITY

30) MCCLELLAN BUSINESS PARK LLC

31) METROPOLITAN ATLANTA RAPID TRANSIT AUTHORITY

32) NATIONAL FISHERIES INSTITUTE

33) National Mining Association

34) Newtown Creek Group

35) POLK COUNTY

36) Portland Harbor Common Interest Group

37) Public Access to SunScreens (PASS) Coalition

38) SACRAMENTO COUNTY

39) Teva Pharmaceuticals USA, Inc.

40) The Chemours Company

41) The DOW Chemical Company

42) THOMAS RUTHERFOORD, INC.

43) Zovio Inc. f/k/a Bridgepoint Education

1) Association of Critical Care Transport

2) Association of Organ Procurement Organizations

3) CITY OF CHARLOTTE

4) Denver Health and Hospital Authority

5) Erlanger Health System

6) Florida Hospital Association

7) Front Line Hospital Alliance

8) Lurie Children's Hospital of Chicago

9) National Association of EMS Physicians

10) Solis Mammography

11) Temple University Health System, Inc.

1) American Forest & Paper Association

2) Atlanta Beltline, Inc.

3) City of Atlanta, GA

4) CITY OF CHARLOTTE

5) COBB COUNTY, GA

6) Fort Valley State University

7) Front Line Hospital Alliance

8) METROPOLITAN ATLANTA RAPID TRANSIT AUTHORITY

9) Morehouse College

10) POSCO America Corporation

11) Six Continents Hotels, Inc. d/b/a InterContinental Hotels Group

12) Southwest Ohio Regional Transit Authority

13) Spelman College

14) Temple University Health System, Inc.

15) Tuskegee University

16) Waste Management, Inc.

17) Wiley College

18) Zovio Inc. f/k/a Bridgepoint Education