1) AGILITI HEALTH INC.

2) ALTEVA RCM

3) AMERICA'S ESSENTIAL HOSPITALS

4) AMERICAN ASSOCIATION OF ORTHODONTISTS

5) AMERICAN BOARD OF MEDICAL SPECIALTIES

6) AMERIHEALTH CARITAS HEALTH PLAN

7) CALIFORNIA ASSOCIATION OF PUBLIC HOSPITALS AND HEALTH SYSTEMS

8) CALIFORNIA CHILDREN'S HOSPITAL ASSOCIATION

9) FRESENIUS MEDICAL CARE NORTH AMERICA (FKA FRESENIUS MEDICAL CARE)

10) HEALTH AND HOSPITAL CORPORATION OF MARION COUNTY INDIANA

11) LOOK-ALIKE ADVOCACY COALITION (INFORMAL COALITION)

12) MEDICAID HEALTH PLANS OF AMERICA

13) NATIONAL ASSOCIATION OF BEHAVIORAL HEALTHCARE

14) NATIONAL RESIDENT MATCHING PROGRAM

15) PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE

16) PUBLIC PARTNERSHIPS, LLC

17) RUSH UNIVERSITY SYSTEM FOR HEALTH

18) THE WRIGHT CENTER FOR GRADUATE MEDICAL EDUCATION

19) THOMAS JEFFERSON UNIVERSITY

1) ALLIED UNIVERSAL

2) AMERICAN TAX LIEN, LLC

3) ARAMARK EDUCATIONAL SERVICES, LLC

4) ASCENSION ILLINOIS

5) BLOCKRATIZE INC.

6) BUILDING OWNERS & MANAGERS ASSOCIATION OF CHICAGO

7) CATHOLIC CHARITIES

8) CHICAGO CHILDREN'S ADVOCACY CENTER

9) CHICAGO TRANSIT AUTHORITY

10) CHICAGOLAND CHAMBER OF COMMERCE

11) CIGNA CORPORATE SERVICES, LLC

12) CLEANING COALITION OF AMERICA

13) CURALEAF

14) DIAGEO NORTH AMERICA INC.

15) ENHANCED CAPITAL GROUP, LLC

16) FLOCK SAFETY

17) HISPANIC AMERICAN CONSTRUCTION INDUSTRY ASSOCIATION ( HACIA )

18) HMH

19) HUMANE WORLD FOR ANIMALS

20) ILLINOIS COMMUNITY CONSOLIDATED SCHOOL DISTRICT 15

21) ILLINOIS HIGH SCHOOL DISTRICT 214

22) ILLINOIS TOWNSHIP HIGH SCHOOL DISTRICT 211

23) LADDER UP

24) LKQ CORPORATION

25) LYFT, INC.

26) METROPOLITAN WATER RECLAMATION DISTRICT OF GREATER CHICAGO

27) MINDR

28) NAVISTAR, INC.

29) NORTH AMERICA STEVEDORING COMPANY, LLC

30) O'HARE FLYER, LLC.

31) ONE FUTURE ILLINOIS (OFI)

32) PANDA RESTAURANT GROUP, INC.

33) PLANNED PARENTHOOD OF ILLINOIS

34) PMI US CORPORATE SERVICES INC. AND AFFILIATES

35) ROLLKALL

36) RUSH UNIVERSITY SYSTEM FOR HEALTH

37) SPOTHERO, INC

38) STATEHOUSE SOLUTIONS, LLC

39) STONEHENGE CAPITAL CORPORATION

40) SUN KING BREWING

41) TPE DEVELOPMENT, LLC

42) VISCOFAN USA, INC

43) WAYMO LLC

44) YOUTH GUIDANCE

45) ZILLOW GROUP, INC.

1) ALLIED UNIVERSAL

2) AMERICAN TAX LIEN, LLC

3) ARAMARK EDUCATIONAL SERVICES, LLC

4) ASCENSION ILLINOIS

5) BLOCKRATIZE INC.

6) BUILDING OWNERS & MANAGERS ASSOCIATION OF CHICAGO

7) CATHOLIC CHARITIES

8) CHICAGO CHILDREN'S ADVOCACY CENTER

9) CHICAGO TRANSIT AUTHORITY

10) CHICAGOLAND CHAMBER OF COMMERCE

11) CIGNA CORPORATE SERVICES, LLC

12) CLEANING COALITION OF AMERICA

13) CURALEAF

14) DIAGEO NORTH AMERICA INC.

15) ENHANCED CAPITAL GROUP, LLC

16) FLOCK SAFETY

17) HISPANIC AMERICAN CONSTRUCTION INDUSTRY ASSOCIATION ( HACIA )

18) HMH

19) HUMANE WORLD FOR ANIMALS

20) ILLINOIS COMMUNITY CONSOLIDATED SCHOOL DISTRICT 15

21) ILLINOIS HIGH SCHOOL DISTRICT 214

22) ILLINOIS TOWNSHIP HIGH SCHOOL DISTRICT 211

23) LADDER UP

24) LKQ CORPORATION

25) LYFT, INC.

26) METROPOLITAN WATER RECLAMATION DISTRICT OF GREATER CHICAGO

27) MINDR

28) NAVISTAR, INC.

29) NORTH AMERICA STEVEDORING COMPANY, LLC

30) O'HARE FLYER, LLC.

31) ONE FUTURE ILLINOIS (OFI)

32) PANDA RESTAURANT GROUP, INC.

33) PLANNED PARENTHOOD OF ILLINOIS

34) PMI US CORPORATE SERVICES INC. AND AFFILIATES

35) ROLLKALL

36) RUSH UNIVERSITY SYSTEM FOR HEALTH

37) SPOTHERO, INC

38) STATEHOUSE SOLUTIONS, LLC

39) STONEHENGE CAPITAL CORPORATION

40) SUN KING BREWING

41) TPE DEVELOPMENT, LLC

42) VISCOFAN USA, INC

43) WAYMO LLC

44) YOUTH GUIDANCE

45) ZILLOW GROUP, INC.

1) ALLIED UNIVERSAL

2) AMERICAN TAX LIEN, LLC

3) ARAMARK EDUCATIONAL SERVICES, LLC

4) ASCENSION ILLINOIS

5) BLOCKRATIZE INC.

6) BUILDING OWNERS & MANAGERS ASSOCIATION OF CHICAGO

7) CATHOLIC CHARITIES

8) CHICAGO CHILDREN'S ADVOCACY CENTER

9) CHICAGO TRANSIT AUTHORITY

10) CHICAGOLAND CHAMBER OF COMMERCE

11) CIGNA CORPORATE SERVICES, LLC

12) CLEANING COALITION OF AMERICA

13) CURALEAF

14) DIAGEO NORTH AMERICA INC.

15) ENHANCED CAPITAL GROUP, LLC

16) FLOCK SAFETY

17) HISPANIC AMERICAN CONSTRUCTION INDUSTRY ASSOCIATION ( HACIA )

18) HMH

19) HUMANE WORLD FOR ANIMALS

20) ILLINOIS COMMUNITY CONSOLIDATED SCHOOL DISTRICT 15

21) ILLINOIS HIGH SCHOOL DISTRICT 214

22) ILLINOIS TOWNSHIP HIGH SCHOOL DISTRICT 211

23) LADDER UP

24) LKQ CORPORATION

25) LYFT, INC.

26) METROPOLITAN WATER RECLAMATION DISTRICT OF GREATER CHICAGO

27) MINDR

28) NAVISTAR, INC.

29) NORTH AMERICA STEVEDORING COMPANY, LLC

30) O'HARE FLYER, LLC.

31) ONE FUTURE ILLINOIS (OFI)

32) PANDA RESTAURANT GROUP, INC.

33) PLANNED PARENTHOOD OF ILLINOIS

34) PMI US CORPORATE SERVICES INC. AND AFFILIATES

35) ROLLKALL

36) RUSH UNIVERSITY SYSTEM FOR HEALTH

37) SPOTHERO, INC

38) STATEHOUSE SOLUTIONS, LLC

39) STONEHENGE CAPITAL CORPORATION

40) SUN KING BREWING

41) TPE DEVELOPMENT, LLC

42) VISCOFAN USA, INC

43) WAYMO LLC

44) YOUTH GUIDANCE

45) ZILLOW GROUP, INC.

1) ALLIED UNIVERSAL

2) AMERICAN TAX LIEN, LLC

3) ARAMARK EDUCATIONAL SERVICES, LLC

4) ASCENSION ILLINOIS

5) BLOCKRATIZE INC.

6) BUILDING OWNERS & MANAGERS ASSOCIATION OF CHICAGO

7) CATHOLIC CHARITIES

8) CHICAGO CHILDREN'S ADVOCACY CENTER

9) CHICAGO TRANSIT AUTHORITY

10) CHICAGOLAND CHAMBER OF COMMERCE

11) CIGNA CORPORATE SERVICES, LLC

12) CLEANING COALITION OF AMERICA

13) CURALEAF

14) DIAGEO NORTH AMERICA INC.

15) ENHANCED CAPITAL GROUP, LLC

16) FLOCK SAFETY

17) HISPANIC AMERICAN CONSTRUCTION INDUSTRY ASSOCIATION ( HACIA )

18) HMH

19) HUMANE WORLD FOR ANIMALS

20) ILLINOIS COMMUNITY CONSOLIDATED SCHOOL DISTRICT 15

21) ILLINOIS HIGH SCHOOL DISTRICT 214

22) ILLINOIS TOWNSHIP HIGH SCHOOL DISTRICT 211

23) LADDER UP

24) LKQ CORPORATION

25) LYFT, INC.

26) METROPOLITAN WATER RECLAMATION DISTRICT OF GREATER CHICAGO

27) MINDR

28) NAVISTAR, INC.

29) NORTH AMERICA STEVEDORING COMPANY, LLC

30) O'HARE FLYER, LLC.

31) ONE FUTURE ILLINOIS (OFI)

32) PANDA RESTAURANT GROUP, INC.

33) PLANNED PARENTHOOD OF ILLINOIS

34) PMI US CORPORATE SERVICES INC. AND AFFILIATES

35) ROLLKALL

36) RUSH UNIVERSITY SYSTEM FOR HEALTH

37) SPOTHERO, INC

38) STATEHOUSE SOLUTIONS, LLC

39) STONEHENGE CAPITAL CORPORATION

40) SUN KING BREWING

41) TPE DEVELOPMENT, LLC

42) VISCOFAN USA, INC

43) WAYMO LLC

44) YOUTH GUIDANCE

45) ZILLOW GROUP, INC.

1) RUSH UNIVERSITY SYSTEM FOR HEALTH

1) ALLIED UNIVERSAL

2) AMERICAN TAX LIEN, LLC

3) ARAMARK EDUCATIONAL SERVICES, LLC

4) ASCENSION ILLINOIS

5) BLOCKRATIZE INC.

6) BUILDING OWNERS & MANAGERS ASSOCIATION OF CHICAGO

7) CATHOLIC CHARITIES

8) CHICAGO CHILDREN'S ADVOCACY CENTER

9) CHICAGO TRANSIT AUTHORITY

10) CHICAGOLAND CHAMBER OF COMMERCE

11) CIGNA CORPORATE SERVICES, LLC

12) CLEANING COALITION OF AMERICA

13) CURALEAF

14) DIAGEO NORTH AMERICA INC.

15) ENHANCED CAPITAL GROUP, LLC

16) FLOCK SAFETY

17) HISPANIC AMERICAN CONSTRUCTION INDUSTRY ASSOCIATION ( HACIA )

18) HMH

19) HUMANE WORLD FOR ANIMALS

20) ILLINOIS COMMUNITY CONSOLIDATED SCHOOL DISTRICT 15

21) ILLINOIS HIGH SCHOOL DISTRICT 214

22) ILLINOIS TOWNSHIP HIGH SCHOOL DISTRICT 211

23) LADDER UP

24) LKQ CORPORATION

25) LYFT, INC.

26) METROPOLITAN WATER RECLAMATION DISTRICT OF GREATER CHICAGO

27) MINDR

28) NAVISTAR, INC.

29) NORTH AMERICA STEVEDORING COMPANY, LLC

30) O'HARE FLYER, LLC.

31) ONE FUTURE ILLINOIS (OFI)

32) PANDA RESTAURANT GROUP, INC.

33) PLANNED PARENTHOOD OF ILLINOIS

34) PMI US CORPORATE SERVICES INC. AND AFFILIATES

35) ROLLKALL

36) RUSH UNIVERSITY SYSTEM FOR HEALTH

37) SPOTHERO, INC

38) STATEHOUSE SOLUTIONS, LLC

39) STONEHENGE CAPITAL CORPORATION

40) SUN KING BREWING

41) TPE DEVELOPMENT, LLC

42) VISCOFAN USA, INC

43) WAYMO LLC

44) YOUTH GUIDANCE

45) ZILLOW GROUP, INC.

1) ALTEVA RCM

2) AMERICA'S ESSENTIAL HOSPITALS

3) AMERIHEALTH CARITAS HEALTH PLAN

4) CALIFORNIA ASSOCIATION OF PUBLIC HOSPITALS AND HEALTH SYSTEMS

5) CALIFORNIA CHILDREN'S HOSPITAL ASSOCIATION

6) FRESENIUS MEDICAL CARE NORTH AMERICA (FKA FRESENIUS MEDICAL CARE)

7) MEDICAID HEALTH PLANS OF AMERICA

8) NATIONAL ASSOCIATION OF BEHAVIORAL HEALTHCARE

9) PUBLIC PARTNERSHIPS, LLC

10) RUSH UNIVERSITY SYSTEM FOR HEALTH

11) UNIVERSITY OF MINNESOTA

1) AFFORDABLE ASSISTED LIVING COALITION

2) CHILDREN'S HABILITATION CENTER

3) COMMUNITY BEHAVIORAL HEALTHCARE ASSOCIATION OF ILLINOIS

4) ILLINOIS HEALTH CARE ASSOCIATION

5) LEADINGAGE ILLINOIS

6) LOYOLA UNIVERSITY MEDICAL CENTER

7) NORTHWESTERN MEMORIAL HEALTHCARE

8) RANKEN JORDAN PEDIATRIC BRIDGE HOSPITAL

9) RML SPECIALTY HOSPITAL

10) RUSH UNIVERSITY SYSTEM FOR HEALTH

11) SOUTHERN ADMINISTRATIVE SERVICES

12) THE THRESHOLDS

13) UNIVERSITY OF CHICAGO MEDICAL CENTER

14) WASHINGTON UNIVERSITY IN ST. LOUIS AND CONTROLLED AFFILIATES