Nonprofits in Lake St Louis, Missouri

Nonprofits in Lake St Louis, Missouri. Browse 54 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. American Institute of Aeronautics and Astronautics

    EIN 431509856 · Headquarters: Lake St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. American Legion

    EIN 310953089 · Headquarters: Lake St Louis, MO, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  3. Backpack Blessings

    EIN 463590583 · Headquarters: Lake St Louis, MO, USA · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  4. Behind the Badge

    EIN 822546614 · Headquarters: Lake St Louis, MO, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Chaos Companies Incorporated

    EIN 271350698 · Headquarters: Lake St Louis, MO, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  6. Chs Booster Club Inc

    EIN 273163822 · Headquarters: Lake St Louis, MO, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  7. Core Connection

    EIN 874622893 · Headquarters: Lake St Louis, MO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Crossroads Christian Connection

    EIN 262956509 · Headquarters: Lake St Louis, MO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Eaa Chapter 1675 Inc

    EIN 882759280 · Headquarters: Lake St Louis, MO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Espw-encouraging Supporting Promoting Women Inc

    EIN 201245835 · Headquarters: LAKE ST LOUIS, MO, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. Federated Garden Clubs of Mo Inc

    EIN 454132066 · Headquarters: Lake St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Global Counseling Network Group

    EIN 823009411 · Headquarters: Lake St Louis, MO, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Good Samaritan Pleasure Boaters Club

    EIN 460949480 · Headquarters: LAKE ST LOUIS, MO, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  14. Health UR Hobby

    EIN 821150753 · Headquarters: Lake St Louis, MO, USA · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  15. Here Is Hope Inc

    EIN 393156009 · Headquarters: LAKE ST LOUIS, MO, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Holt Boys Basketball Boosters

    EIN 202534026 · Headquarters: Lake St Louis, MO, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  17. Holt Cross Country Booster Club

    EIN 812975733 · Headquarters: Lake St Louis, MO, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  18. Hs Tri Club Corporation

    EIN 463293920 · Headquarters: Lake St Louis, MO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Joshua Miller Foundation

    EIN 923841855 · Headquarters: Lake St Louis, MO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. Kappa Kappa Gamma Fraternity Inc

    EIN 431642309 · Headquarters: Lake St Louis, MO, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  21. Katie Centorbi Foundation

    EIN 923808300 · Headquarters: LAKE ST LOUIS, MO, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  22. Lake Forest Golf and Country Club

    EIN 431340237 · Headquarters: LAKE ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Langmuir Research Institute

    EIN 272599962 · Headquarters: Lake St Louis, MO, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  24. Lessons in Life

    EIN 262316796 · Headquarters: lake st louis, MO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  25. Liberty Grad Night

    EIN 833097601 · Headquarters: Lake St Louis, MO, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. Liberty High School Booster Club Inc

    EIN 463478069 · Headquarters: LAKE ST LOUIS, MO, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Lighthouse Community Church

    EIN 611730484 · Headquarters: Lake St Louis, MO, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. National Society Daughters of the British Empire in the United State

    EIN 237240616 · Headquarters: Lake St Louis, MO, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. North County Athletic Association

    EIN 237315563 · Headquarters: LAKE ST LOUIS, MO, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  30. One Dream Foundation

    EIN 451332992 · Headquarters: Lake St Louis, MO, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Parkway Fencing Club

    EIN 431792128 · Headquarters: Lake St Louis, MO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Project Hearts and Harvest

    EIN 334792001 · Headquarters: LAKE ST LOUIS, MO, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Responder Rescue Inc

    EIN 271501578 · Headquarters: LAKE ST LOUIS, MO, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2022 · Primary form: IRS Form 990

  34. Robert L Mccarthy Charitable Trust

    EIN 853138236 · Headquarters: LAKE ST LOUIS, MO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  35. Rotary International

    EIN 431316294 · Headquarters: Lake St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Royal Order of Jesters

    EIN 237151560 · Headquarters: LAKE ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. Shield Youth Athletic Club

    EIN 463481927 · Headquarters: Lake St Louis, MO, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  38. Smelly Cat Rescue

    EIN 872965873 · Headquarters: Lake St Louis, MO, US · Animal Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. St Charles Council of the Blind

    EIN 431284454 · Headquarters: Lake St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. St Charles County Law Enf Training Cen

    EIN 431196776 · Headquarters: LAKE ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. St Charles County Mobile Health Community

    EIN 922563255 · Headquarters: Lake St Louis, MO, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. St Louis City Golf

    EIN 831219401 · Headquarters: Lake St Louis, MO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. St Louis Opera Club

    EIN 510517111 · Headquarters: LAKE ST LOUIS, MO, USA · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  44. Stars Shining Brilliantly

    EIN 825267525 · Headquarters: Lake St Louis, MO, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  45. The Greater Saint Louis Association of Umpires

    EIN 431351927 · Headquarters: LAKE ST LOUIS, MO, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. The Mo-il Chapter

    EIN 320234431 · Headquarters: LAKE ST LOUIS, MO, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  47. The Plumbers Dream

    EIN 831779791 · Headquarters: LAKE ST LOUIS, MO, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Todd Douglas Thomas Memorial

    EIN 333704472 · Headquarters: LAKE ST LOUIS, MO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Veterans of Foreign Wars Dept of Mi Ssouri

    EIN 431496626 · Headquarters: LAKE ST LOUIS, MO, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Vetnets

    EIN 843132800 · Headquarters: Lake St Louis, MO, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. Wentzville Community Teachers Association

    EIN 461412700 · Headquarters: Lake St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Wentzville Rotary Foundation

    EIN 270245344 · Headquarters: Lake St Louis, MO, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Wentzville Womens Lacrosse

    EIN 200779664 · Headquarters: Lake St Louis, MO, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. William K Brinser Jr Foundation

    EIN 934273880 · Headquarters: LAKE ST LOUIS, MO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N