John Gamble

( MOMO )
Clients

1) Air Evac

2) Allegis/Redwood/Maxim Public Affairs, LLC

3) American Academy of Physician Associates

4) American College of Obstetricians and Gynecologists - Missouri Section

5) American Digital Security

6) American Resort Development Association

7) American Tort Reform Association

8) Apple Inc

9) BDT Capital Partners, LLC

10) Binti, Inc.

11) Biostl

12) Centegix

13) Centurion

14) City of Chesterfield

15) City of St. Charles

16) Compass Academy Network

17) Concordance Academy of Leadership

18) David Humphreys

19) Double Line

20) Ehawk, Inc.

21) Emergent BioSolutions Inc. (EBSI)

22) Foster Care & Adoptive Care Coalition

23) Freeman Health System

24) Friends of the Zoo Inc, of Kansas City Missouri

25) Gamble & Schlemeier

26) Graduation Alliance, Inc.

27) Greater St. Louis, Inc.

28) Haleon c/o Multistate Associates LLC

29) Independent Colleges & Universities of Missouri

30) Jefferson City Medical Group

31) Keep Me in College, Inc

32) LearningMate Solutions Inc

33) M.A.R.C.H. Inc.

34) Major League Baseball

35) Maxim Healthcare Services Inc

36) Missouri Alliance of YMCAs

37) Missouri Ambulatory Surgery Center Association

38) Missouri Association for Career and Technical Education

39) Missouri Association of Councils of Government

40) Missouri Association of Counties

41) Missouri Association of County Developmental Disabilities Services

42) Missouri Beverage Association

43) Missouri Biotechnology Association

44) Missouri Broadband Providers Association

45) Missouri CASA Association

46) Missouri Center for Public Health Excellence DBA Missouri Public Health Institute

47) Missouri Child Care Association DBA Missouri Coalition For Children

48) Missouri Clean Energy District

49) Missouri College of Emergency Physicians

50) Missouri Dental Association

51) Missouri Dermatological Society Association

52) Missouri Fire Service Alliance

53) Missouri Health Care Association

54) Missouri Hotel & Lodging Association

55) Missouri Primary Care Association

56) Missouri Railroad Association

57) Missouri Residential Care Association

58) Missouri Society For Respiratory Care

59) Missouri Society of Anesthesiologists

60) Missouri Workforce Housing Association

61) Mortgage Research Center, LLC

62) MOSERS

63) Next Missouri

64) Noresco, LLC

65) NPRA Missouri

66) Parking Company of America - Kansas City

67) PENN Entertainment, Inc.

68) Preferred Family Healthcare

69) Pulsara Inc.

70) Quest Diagnostics

71) RAI Services Company

72) RAYUS Radiology

73) Redivus Health

74) Saint Louis Zoo Association

75) Science Coach

76) Signature Medical Group

77) Southern Jackson County Fire Protection District

78) Special School District of St. Louis County

79) State Technical College of Missouri

80) Stockman Stoneworks

81) Stowers Institute For Medical Research

82) Teaching Strategies, LLC

83) Trilogy Integrated Resources LLC

84) Union Electric Co. DBA Amerenue, Ameren Services, Ameren Corp.

85) Wal-Mart Stores Inc

86) Washington University

87) Wine Institute

88) Wonderschool

Last Updated: July 02, 2026