1) A. O. SMITH CORPORATION

2) ALASKA AIRLINES

3) AMERICAN WOOD COUNCIL

4) CALIFORNIA LEAGUE OF FOOD PRODUCERS

5) CALIFORNIA NEW CAR DEALERS ASSOCIATION

6) CHARM INDUSTRIAL, INC.

7) CIRCULAR ACTION ALLIANCE

8) COUNCIL FOR RESPONSIBLE NUTRITION

9) DJI TECHNOLOGY, INC.

10) EBB CARBON

11) FAMILIES AGAINST MANDATORY MINIMUMS FOUNDATION

12) HUNTSMAN BUILDING SOLUTIONS

13) NOVARTIS SERVICES, INC

14) PHARMAVITE LLC

15) PROCTER & GAMBLE

16) RESILIENT FLOOR COVERING INSTITUTE

17) SONY INTERACTIVE ENTERTAINMENT

18) SOUTHERN CALIFORNIA PUBLIC POWER AUTHORITY

19) SYNGENTA CORPORATION

20) TAH OPERATIONS LLC

21) TRANSCANADA USA SERVICES INC.

22) VINEYARD OFFSHORE

23) VULCAN MATERIALS COMPANY

1) Action Now Initiative, LLC

2) ANR Pipeline Company

3) Bryan Cave Leighton Paisner LLP

4) Central Bancompany

5) CFM Insurance, Inc.

6) Emerson Electric

7) FreedomRoads, LLC

8) Hager Hinge Company

9) Missouri Botanical Garden

10) Missouri Historical Society

11) Northrop Grumman

12) Philips North America

13) TC Energy

14) Transcanada Keystone Pipeline Gp, LLC, General Partners For Transcanada Keystone Pipeline Lp

15) Veterans Guardian - VA Claim Consulting

1) Acacia Living, Inc. dba INVU Care

2) AdvaMed

3) AICPA

4) American Airlines, Inc.

5) American Chemistry Council, Inc.

6) American Fuel and Petrochemical Manufacturers

7) American Petroleum Institute (API)

8) American Property Casualty Insurance Association fka Property Casualty Insurers

9) Bank Policy Institute (FKA The Financial Services Roundtable)

10) Beam Inc. (Previously reported as Fortune Brands Inc.)

11) Bloomberg LP

12) Boeing Company

13) Bradford White Corporation

14) BSA, The Software Alliance (Formerly BSA Business Software Alliance, Inc)

15) Children's Hospitals Association fka-National Association of Children's Hospita

16) CrossCountry Consulting

17) Duke Energy Corporation

18) Electronic Payments Coalition

19) Federal Home Loan Bank of Dallas

20) Genworth Financial, Inc.

21) Hazmat TSDF, Inc.

22) Heartland Solutions Group, Inc.

23) Hess Corporation

24) Huntsman Corporation

25) INVESTMENT COMPANY INSTITUTE

26) Lennox International Inc.

27) Marketplace Lending Association

28) MasterCard Worldwide

29) Medline Industries, Inc.

30) Memora Health

31) Microsoft Corporation

32) Moog Inc.

33) National Alliance for Public Charter Schools

34) Northern Trust Company

35) Ovintiv, Inc. (fka Encana oil and Gas (USA), Inc.)

36) Permian Strategic Partnership

37) Promontory Interfinancial Network, LLC.

38) Regions Financial Corporation

39) Resolution Copper

40) SAP America, Inc.

41) SI Group Client Services (fka Swisher)

42) Tellurian, Inc.

43) The Chemours Company

44) The Interstate Natural Gas Association of America

45) The Surety & Fidelity Association of America

46) The Walt Disney Company

47) TransCanada Pipelines USA Ltd.

48) TSG Interactive Services Limited (formerly known as Amaya Services Limited)

49) U.S. Travel Association

50) Whirlpool Corporation

1) Acacia Living, Inc. dba INVU Care

2) AdvaMed

3) AICPA

4) American Airlines, Inc.

5) American Chemistry Council, Inc.

6) American Fuel and Petrochemical Manufacturers

7) American Petroleum Institute (API)

8) American Property Casualty Insurance Association fka Property Casualty Insurers

9) Bank Policy Institute (FKA The Financial Services Roundtable)

10) Beam Inc. (Previously reported as Fortune Brands Inc.)

11) Bloomberg LP

12) Boeing Company

13) Bradford White Corporation

14) BSA, The Software Alliance (Formerly BSA Business Software Alliance, Inc)

15) Children's Hospitals Association fka-National Association of Children's Hospita

16) Duke Energy Corporation

17) Electronic Payments Coalition

18) Federal Home Loan Bank of Dallas

19) Genworth Financial, Inc.

20) Hazmat TSDF, Inc.

21) INVESTMENT COMPANY INSTITUTE

22) Lennox International Inc.

23) Marketplace Lending Association

24) MasterCard Worldwide

25) Medline Industries, Inc.

26) Memora Health

27) Microsoft Corporation

28) Moog Inc.

29) National Alliance for Public Charter Schools

30) Northern Trust Company

31) Ovintiv, Inc. (fka Encana oil and Gas (USA), Inc.)

32) Permian Strategic Partnership

33) Promontory Interfinancial Network, LLC.

34) Regions Financial Corporation

35) Resolution Copper

36) SAP America, Inc.

37) SI Group Client Services (fka Swisher)

38) The Chemours Company

39) The Interstate Natural Gas Association of America

40) The Surety & Fidelity Association of America

41) The Walt Disney Company

42) TransCanada Pipelines USA Ltd.

43) TSG Interactive Services Limited (formerly known as Amaya Services Limited)

44) U.S. Travel Association

45) Whirlpool Corporation

1) ALLSTATE INSURANCE COMPANY

2) APEX CLEAN ENERGY INC

3) BIOTECHNOLOGY INNOVATION ORGANIZATION

4) DAKOTA TRUCK UNDERWRITERS/FIRST DAKOTA INDEMNITY COMPANY

5) ELI LILLY & COMPANY

6) GREENWICH BIOSCIENCES, INC.

7) HEARTLAND CONSUMER POWER DISTRICT

8) IGT AND ITS AFFILIATES

9) PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERI

10) SOUTH DAKOTA BIOTECHNOLOGY ASSOCIATION

11) SOUTH DAKOTA COLLECTORS ASSOCIATION

12) SOUTH DAKOTA HEALTH CARE ASSOCIATION

13) SOUTH DAKOTA INSURANCE ALLIANCE

14) TRANSCANADA

15) UNIVERSITY OF SOUTH DAKOTA ALUMNI ASSOCIATION

16) VERIZON COMMUNICATIONS

1) TRANSCANADA PIPELINES, LTD

1) A. O. SMITH CORPORATION

2) ALASKA AIRLINES

3) AMERICAN WOOD COUNCIL

4) CALIFORNIA LEAGUE OF FOOD PRODUCERS

5) CALIFORNIA NEW CAR DEALERS ASSOCIATION

6) CHARM INDUSTRIAL, INC.

7) CIRCULAR ACTION ALLIANCE

8) COUNCIL FOR RESPONSIBLE NUTRITION

9) DJI TECHNOLOGY, INC.

10) EBB CARBON

11) FAMILIES AGAINST MANDATORY MINIMUMS FOUNDATION

12) HUNTSMAN BUILDING SOLUTIONS

13) NOVARTIS SERVICES, INC

14) PHARMAVITE LLC

15) PROCTER & GAMBLE

16) RESILIENT FLOOR COVERING INSTITUTE

17) SONY INTERACTIVE ENTERTAINMENT

18) SOUTHERN CALIFORNIA PUBLIC POWER AUTHORITY

19) SYNGENTA CORPORATION

20) TAH OPERATIONS LLC

21) TRANSCANADA USA SERVICES INC.

22) VINEYARD OFFSHORE

23) VULCAN MATERIALS COMPANY

1) Aaron's Inc.

2) Adams County, Colorado

3) AIRPORTS COUNCIL INTERNATIONAL -- NORTH AMERICA

4) Alcoa Corporation

5) AltheaDX

6) American Amusement Machine Association

7) American Association of International Healthcare Recruitment

8) Amusement and Music Operators Association

9) App Coalition

10) Association of Public and Land-Grant Universities (APLU) formerly NASULGC

11) Avant Healthcare Professionals

12) BMNT Inc.

13) Booking.com B.V.

14) Brookfield Renewable Energy Marketing US LLC

15) Cameco Corporation

16) Canadian American Business Council

17) Canadian Electricity Association

18) Capital Power Corporation

19) CHADD, Inc.

20) City of Long Beach, California

21) Coalition to Advance Medical Resident Training in Community Hospitals

22) Council of the City of New Orleans

23) DeKalb County Board of Commissioners

24) Deoleo, S.A.

25) Digital Content Next

26) DRL Enterprises, Inc.

27) Global Infrastructure Investor Association

28) Grand Traverse Band of Ottawa & Chippewa Indians

29) GridWise Alliance

30) Helicopter Association International

31) Infosys Limited

32) Intercontinental Exchange Group, Inc. (formerly Intercontinental Exchange)

33) International Contrast Ultrasound Society

34) Jackson Health Care

35) King Ranch, Inc.

36) L.A. Care Health Plan

37) LG Chem Michigan, Inc.

38) Manitoba Hydro Corporation

39) Mashpee Wampanoag Tribe

40) National Association of University Forest Resource Programs

41) National Vote at Home Coalition

42) Pearl Harbor Aviation Museum

43) Perry Street Software, Inc.

44) Prairie Island Indian Community

45) Repsol S.A.

46) Small UAV Coalition

47) The Mohegan Tribe

48) Tohono O'odham Nation

49) TransCanada Pipelines, Ltd

50) UCare

51) University of Georgia

52) Voices for National Service

53) West Central Municipal Conference

1) TRANSCANADA PIPELINES, LTD

1) Apex Clean Energy Holdings, LLC

2) Clearway Energy Group, LLC

3) Comcast Corporation

4) Invenergy, LLC

5) IP Renewable Energy Holdings LLC

6) Ligado Networks

7) Longroad Energy Management, LLC

8) Oracle America, Inc.

9) Pattern Energy Group Services LP

10) SLM Corporation

11) T-Mobile US, Inc. (formerly T-Mobile, Inc.)

12) Temptime Corportion

13) The Internet & Television Association

14) TransCanada Pipelines, Ltd.

1) Acacia Living, Inc. dba INVU Care

2) AdvaMed

3) AICPA

4) American Airlines, Inc.

5) American Chemistry Council, Inc.

6) American Fuel and Petrochemical Manufacturers

7) American Petroleum Institute (API)

8) American Property Casualty Insurance Association fka Property Casualty Insurers

9) Bank Policy Institute (FKA The Financial Services Roundtable)

10) Beam Inc. (Previously reported as Fortune Brands Inc.)

11) Bloomberg LP

12) Boeing Company

13) Bradford White Corporation

14) BSA, The Software Alliance (Formerly BSA Business Software Alliance, Inc)

15) Children's Hospitals Association fka-National Association of Children's Hospita

16) Duke Energy Corporation

17) Electronic Payments Coalition

18) Federal Home Loan Bank of Dallas

19) Genworth Financial, Inc.

20) Hazmat TSDF, Inc.

21) INVESTMENT COMPANY INSTITUTE

22) Lennox International Inc.

23) Marketplace Lending Association

24) MasterCard Worldwide

25) Medline Industries, Inc.

26) Memora Health

27) Microsoft Corporation

28) Moog Inc.

29) National Alliance for Public Charter Schools

30) Northern Trust Company

31) Ovintiv, Inc. (fka Encana oil and Gas (USA), Inc.)

32) Promontory Interfinancial Network, LLC.

33) Regions Financial Corporation

34) Resolution Copper

35) SAP America, Inc.

36) SI Group Client Services (fka Swisher)

37) The Chemours Company

38) The Interstate Natural Gas Association of America

39) The Surety & Fidelity Association of America

40) The Walt Disney Company

41) TransCanada Pipelines USA Ltd.

42) U.S. Travel Association

43) Whirlpool Corporation

1) A. O. SMITH CORPORATION

2) ALASKA AIRLINES

3) AMERICAN WOOD COUNCIL

4) CALIFORNIA LEAGUE OF FOOD PRODUCERS

5) CALIFORNIA NEW CAR DEALERS ASSOCIATION

6) CHARM INDUSTRIAL, INC.

7) CIRCULAR ACTION ALLIANCE

8) COUNCIL FOR RESPONSIBLE NUTRITION

9) DJI TECHNOLOGY, INC.

10) EBB CARBON

11) FAMILIES AGAINST MANDATORY MINIMUMS FOUNDATION

12) HUNTSMAN BUILDING SOLUTIONS

13) NOVARTIS SERVICES, INC

14) PHARMAVITE LLC

15) PROCTER & GAMBLE

16) RESILIENT FLOOR COVERING INSTITUTE

17) SONY INTERACTIVE ENTERTAINMENT

18) SOUTHERN CALIFORNIA PUBLIC POWER AUTHORITY

19) SYNGENTA CORPORATION

20) TAH OPERATIONS LLC

21) TRANSCANADA USA SERVICES INC.

22) VINEYARD OFFSHORE

23) VULCAN MATERIALS COMPANY

1) TC Energy

2) TransCanada US Pipeline Central

1) Acacia Living, Inc. dba INVU Care

2) AdvaMed

3) AICPA

4) American Airlines, Inc.

5) American Chemistry Council, Inc.

6) American Fuel and Petrochemical Manufacturers

7) American Petroleum Institute (API)

8) American Property Casualty Insurance Association fka Property Casualty Insurers

9) Bank Policy Institute (FKA The Financial Services Roundtable)

10) Beam Inc. (Previously reported as Fortune Brands Inc.)

11) Bloomberg LP

12) Boeing Company

13) Bradford White Corporation

14) BSA, The Software Alliance (Formerly BSA Business Software Alliance, Inc)

15) Children's Hospitals Association fka-National Association of Children's Hospita

16) Duke Energy Corporation

17) Electronic Payments Coalition

18) Federal Home Loan Bank of Dallas

19) Genworth Financial, Inc.

20) Hazmat TSDF, Inc.

21) INVESTMENT COMPANY INSTITUTE

22) Lennox International Inc.

23) Marketplace Lending Association

24) MasterCard Worldwide

25) Medline Industries, Inc.

26) Memora Health

27) Microsoft Corporation

28) Moog Inc.

29) National Alliance for Public Charter Schools

30) Northern Trust Company

31) Ovintiv, Inc. (fka Encana oil and Gas (USA), Inc.)

32) Permian Strategic Partnership

33) Promontory Interfinancial Network, LLC.

34) Regions Financial Corporation

35) Resolution Copper

36) SAP America, Inc.

37) SI Group Client Services (fka Swisher)

38) The Chemours Company

39) The Interstate Natural Gas Association of America

40) The Surety & Fidelity Association of America

41) The Walt Disney Company

42) TransCanada Pipelines USA Ltd.

43) TSG Interactive Services Limited (formerly known as Amaya Services Limited)

44) U.S. Travel Association

45) Whirlpool Corporation

1) TRANSCANADA PIPELINES, LTD