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NAICS 813910 · Business Associations

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Business association in Watertown, MA

5 business association in Watertown, MA; 856 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Boston Facilitators Roundtable

    Active501(c)(6) business league

    Watertown, MA

    Ask it
    Proof for Boston Facilitators Roundtable
    IRS exempt-organization registration
    IRS 453952200
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Watertown, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 453952200 → IRS search

  2. Federation Flam USA

    Active501(c)(6) business league

    Watertown, MA

    Ask it
    Proof for Federation Flam USA
    IRS exempt-organization registration
    IRS 823243214
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Watertown, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 823243214 → IRS search

  3. Financial Executives International

    Active501(c)(6) business league

    Watertown, MA

    Ask it
    Proof for Financial Executives International
    IRS exempt-organization registration
    IRS 046039626
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Watertown, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 046039626 → IRS search

  4. Massachusetts Alliance for Economic Development

    Active501(c)(6) business league

    Watertown, MA

    Ask it
    Proof for Massachusetts Alliance for Economic Development
    IRS exempt-organization registration
    IRS 043172007
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Watertown, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 043172007 → IRS search

  5. Watertown Business Coalition

    Active501(c)(6) business league

    Watertown, MA

    Ask it
    Proof for Watertown Business Coalition
    IRS exempt-organization registration
    IRS 844855267
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Watertown, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 844855267 → IRS search

  6. Rydica Home Solutions, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Newton, MA · 4 mi away

    Ask it
    Proof for Rydica Home Solutions, LLC
    SAM.gov registration
    SAM.gov PWD5DDPET1K5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Dec 8, 2026
    Checked
    Oct 23, 2026
    Where
    Newton, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  7. The Debt Exchange, Inc.

    ActiveCorporation registered in SAM.gov

    Auburndale, MA · 4 mi away

    Ask it
    Proof for The Debt Exchange, Inc.
    SAM.gov registration
    SAM.gov FLCDT4V196F9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 5, 2027
    Checked
    Oct 23, 2026
    Where
    Auburndale, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  8. Alliance for Climate Transition Inc

    Active501(c)(6) business league

    Somerville, MA · 4 mi away

    Ask it
    Proof for Alliance for Climate Transition Inc
    IRS exempt-organization registration
    IRS 261281012
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Somerville, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 261281012 → IRS search

  9. Allston-Brighton Chamber of Commerce Inc

    Active501(c)(6) business league

    Brighton, MA · 2 mi away

    Ask it
    Proof for Allston-Brighton Chamber of Commerce Inc
    IRS exempt-organization registration
    IRS 934178813
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Brighton, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 934178813 → IRS search

  10. American Academy of Family Physicans

    Active501(c)(6) business league

    Waltham, MA · 4 mi away

    Ask it
    Proof for American Academy of Family Physicans
    IRS exempt-organization registration
    IRS 464754255
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Waltham, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 464754255 → IRS search

  11. American Academy of Pediatrics Inc

    Active501(c)(6) business league

    Newton, MA · 4 mi away

    Ask it
    Proof for American Academy of Pediatrics Inc
    IRS exempt-organization registration
    IRS 042786447
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Newton, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 042786447 → IRS search

  12. American Association of Endodontists

    Active501(c)(6) business league

    Cambridge, MA · 3 mi away

    Ask it
    Proof for American Association of Endodontists
    IRS exempt-organization registration
    IRS 043059901
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 043059901 → IRS search

  13. American Board of Dermatology Inc

    Active501(c)(6) business league

    Newton Center, MA · 4 mi away

    Ask it
    Proof for American Board of Dermatology Inc
    IRS exempt-organization registration
    IRS 131549125
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Newton Center, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 131549125 → IRS search

  14. American Federation of Violin and Bow Makers Inc

    Active501(c)(6) business league

    Somerville, MA · 4 mi away

    Ask it
    Proof for American Federation of Violin and Bow Makers Inc
    IRS exempt-organization registration
    IRS 133206933
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Somerville, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 133206933 → IRS search

  15. American Medical Womens Association Massachusetts Branch 39

    Active501(c)(6) business league

    Newton Center, MA · 4 mi away

    Ask it
    Proof for American Medical Womens Association Massachusetts Branch 39
    IRS exempt-organization registration
    IRS 042760721
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Newton Center, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 042760721 → IRS search

  16. American Physical Therapy Assn

    Active501(c)(6) business league

    Cambridge, MA · 3 mi away

    Ask it
    Proof for American Physical Therapy Assn
    IRS exempt-organization registration
    IRS 846034046
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 846034046 → IRS search

  17. American Physical Therapy Assoc

    Active501(c)(6) business league

    Cambridge, MA · 3 mi away

    Ask it
    Proof for American Physical Therapy Assoc
    IRS exempt-organization registration
    IRS 020357715
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 020357715 → IRS search

  18. American Physical Therapy Association Rhode Island Chapter

    Active501(c)(6) business league

    Cambridge, MA · 3 mi away

    Ask it
    Proof for American Physical Therapy Association Rhode Island Chapter
    IRS exempt-organization registration
    IRS 222777113
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 222777113 → IRS search

  19. American Student Dental Association

    Active501(c)(6) business league

    Boston, MA · 5 mi away

    Ask it
    Proof for American Student Dental Association
    IRS exempt-organization registration
    IRS 205919401
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 205919401 → IRS search

  20. Arlington Chamber of Commerce Inc

    Active501(c)(6) business league

    Arlington, MA · 4 mi away

    Ask it
    Proof for Arlington Chamber of Commerce Inc
    IRS exempt-organization registration
    IRS 042388966
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Oct 23, 2026
    Where
    Arlington, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 042388966 → IRS search

More cities in Massachusetts

Boston 167Waltham 38Cambridge 27Wakefield 26Springfield 25Worcester 24Braintree 23Beverly 22Burlington 21Quincy 13Newton 12Plymouth 12Salem 12Woburn 12Boxborough 11Marlborough 11

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