1) Ascend Performance Materials LLC

2) AUTODESK, INC

3) City of Lynnwood, WA

4) CLACKAMAS COUNTY, OR

5) Confederated Tribes of Grand Ronde

6) Lone Elk Partners

7) Metropolitan Transportation Commission

8) National Forest Homeowners

9) Rail Security Alliance

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) ALLEGHENY COUNTY AIRPORT AUTHORITY

2) CANADA STEAMSHIP LINES, INC.

3) City of Pittsburgh

4) DUQUESNE UNIVERSITY

5) EQT CORPORATION

6) Murray Hill Group Inc.

7) New Jersey Resources Corporation

8) Pittsburgh Arena Real Estate Redevelopment

9) PROGENY SYSTEMS

10) San Joaquin Joint Powers Authority

11) San Joaquin Regional Rail Commission

12) Summit Strategies on behalf of Ascend Performance Materials

13) The RiteScreen Company, LLC

14) UGI Energy Services, LLC

15) Urban Redevelopment Authority of Pittsburgh

1) CANADA STEAMSHIP LINES, INC.

2) Carnegie Robotics, LLC

3) DUQUESNE UNIVERSITY

4) Grignard Pure, LLC

5) MHI Vestas Offshore Wind

6) Murray Hill Group Inc.

7) New Jersey Resources Corporation

8) Summit Strategies on behalf of Ascend Performance Materials

9) TEAM WENDY, LLC

10) The RiteScreen Company, LLC

11) UGI Energy Services, LLC

12) WHEMCO, INC. (FORMERLY LEHIGH HEAVY FORGE CORP.)

1) Alliance to Restore Our Waterways

2) Apartment Investment Management Company

3) Ascend Performance Materials

4) Burning Man Project

5) Celanese Corporation

6) ClearPath Foundation

7) Corteva Agriscience

8) FCA US LLC

9) GENESEE & WYOMING, INC.

10) Hess Corporation

11) Ingevity Corporation

12) KORE Power, Inc.

13) National Mining Association

14) Neste US, Inc.

15) Newtown Creek Group

16) Portland Harbor Common Interest Group

17) The Chemours Company

18) The DOW Chemical Company

19) THOMAS RUTHERFOORD, INC.

20) Waste Management, Inc.

1) AIM ImmunoTech Inc.

2) ALLEGHENY COUNTY AIRPORT AUTHORITY

3) ALLEGHENY COUNTY SANITARY AUTHORITY

4) Allegheny Technologies Incorporated

5) Amivas, LLC

6) ANI Pharmaceuticals, Inc.

7) CANADA STEAMSHIP LINES, INC.

8) Carnegie Robotics, LLC

9) City of Pittsburgh

10) DUQUESNE UNIVERSITY

11) EQT CORPORATION

12) GATEWAY HEALTH PLAN, LP.

13) GENERIC ANIMAL DRUG ALLIANCE

14) Grignard Pure, LLC

15) Harrisburg University of Science & Technology

16) Hospital Association of Rhode Island

17) MHI Vestas Offshore Wind

18) Murray Hill Group Inc.

19) Myaderm

20) New Jersey Resources Corporation

21) Pharmaceutical Associates, Inc.

22) Pittsburgh Arena Real Estate Redevelopment

23) PITTSBURGH STEELERS, INC.

24) POINT PARK UNIVERSITY

25) PORT AUTHORITY OF ALLEGHENY COUNTY

26) PROGENY SYSTEMS

27) Regency Integrated Health Services

28) Revint Solutions

29) Rothman Orthopaedic Institute

30) San Joaquin Joint Powers Authority

31) San Joaquin Regional Rail Commission

32) St. Luke's University Health Network

33) Strategic Health Information Exchange Collaborative

34) Summit Strategies on behalf of Ascend Performance Materials

35) TEAM WENDY, LLC

36) The RiteScreen Company, LLC

37) UGI Energy Services, LLC

38) UNIVERSITY OF PITTSBURGH MEDICAL CENTER

39) Urban Redevelopment Authority of Pittsburgh

40) WHEMCO, INC. (FORMERLY LEHIGH HEAVY FORGE CORP.)

41) Zynerba Pharmaceuticals, Inc.

1) Ascend Performance Materials

2) Bacardi Limited

3) Block.One

4) Burning Man Project

5) Capitol Bridge, LLC

6) Deschutes Basin Board of Control

7) East West Bank

8) Energizer Holdings, Inc.

9) Front Line Hospital Alliance

10) International Materials, Inc.

11) KORE Power, Inc.

12) Neste US, Inc.

13) Portofino/South Pointe Master Association, Inc.

14) POSCO America Corporation

15) Smithfield Foods, Inc.

16) The Continuum/South Pointe Master Assocation, Inc.

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

1) American Concrete Pipe Association

2) Ascend Performance Materials LLC

3) AUTODESK, INC

4) City of Lynnwood, WA

5) CITY OF TUKWILA (WA)

6) CLACKAMAS COUNTY, OR

7) Confederated Tribes of Grand Ronde

8) Forterra

9) Friends of Frog Ferry

10) Lone Elk Partners

11) Metro

12) Metropolitan Transportation Commission

13) National Forest Homeowners

14) Norfolk Southern

15) Oregon Independent Medical Clinics

16) Oregon Shipping Group

17) Owner-Operators Independent Drivers Association

18) Port of Hood River, Oregon

19) Port of Pasco

20) PORT OF WALLA WALLA

21) Professional Engineers in California Government

22) Rail Security Alliance

23) Rails to Trails Conservancy

24) SB Capitol Solutions on behalf of U.S. Travel Association

25) Texas Central Partners

26) The Association of Union Constructors

27) The Doerrer Group on behalf of Uber Technologies, Inc.

28) THE GREENBRIER COMPANIES

29) Tri-County Metropolitan Transportation District of Oregon (TriMet)

30) Washington State Department of Transportation

31) Yamhill County, Oregon

1) Alliance for Regenerative Medicine

2) Ascend Performance Materials

3) Association of Organ Procurement Organizations

4) Pride Mobility Products Corporation

5) Protecting Access to Pain Relief Coalition

6) Public Access to SunScreens (PASS) Coalition

7) Standards Coordinating Body for Regenerative Medicine

8) Teva Pharmaceuticals USA, Inc.

9) Viatris, Inc. (f/k/a Mylan, Inc.)