DouxProcess Directory
Add to your AI

Ask for any business in the US.

NAICS 813910 · Business Associations

you asked:

Business association in Somerville, MA

5 business association in Somerville, MA; 845 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Alliance for Climate Transition Inc

    Active501(c)(6) business league

    Somerville, MA

    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
    Nov 9, 2026
    Where
    Somerville, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 261281012 → IRS search

  2. American Federation of Violin and Bow Makers Inc

    Active501(c)(6) business league

    Somerville, MA

    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
    Nov 9, 2026
    Where
    Somerville, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 133206933 → IRS search

  3. Association of Boston Law Librarians Inc

    Active501(c)(6) business league

    Somerville, MA

    Ask it
    Proof for Association of Boston Law Librarians Inc
    IRS exempt-organization registration
    IRS 300933774
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Somerville, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 300933774 → IRS search

  4. Somerville Chamber of Commerce

    Active501(c)(6) business league

    Somerville, MA

    Ask it
    Proof for Somerville Chamber of Commerce
    IRS exempt-organization registration
    IRS 042038139
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Somerville, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 042038139 → IRS search

  5. Tenant Solar LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Somerville, MA

    Ask it
    Proof for Tenant Solar LLC
    SAM.gov registration
    SAM.gov U8MGBMLH9F85
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jan 14, 2027
    Checked
    Nov 2, 2026
    Where
    Somerville, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  6. Conference of Boston Teaching Hospitals, Inc.

    ActiveTax-exempt corporation registered in SAM.gov

    Boston, MA · 3 mi away

    Ask it
    Proof for Conference of Boston Teaching Hospitals, Inc.
    SAM.gov registration
    SAM.gov FNJLGJTQ39E5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    May 8, 2027
    Checked
    Nov 2, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  7. Greater Boston Legal Services Inc

    ActiveTax-exempt corporation registered in SAM.gov

    Boston, MA · 3 mi away

    Ask it
    Proof for Greater Boston Legal Services Inc
    SAM.gov registration
    SAM.gov UEBRCGL4M1B9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jun 30, 2027
    Checked
    Nov 2, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  8. Greater Boston Real Estate Board

    ActiveTax-exempt corporation registered in SAM.gov

    Boston, MA · 3 mi away

    Ask it
    Proof for Greater Boston Real Estate Board
    SAM.gov registration
    SAM.gov W2GNJTS92HP8
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jun 4, 2027
    Checked
    Nov 2, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  9. Ma League of Community Health Center

    ActiveTax-exempt corporation registered in SAM.gov

    Boston, MA · 3 mi away

    Ask it
    Proof for Ma League of Community Health Center
    SAM.gov registration
    SAM.gov JPCQSNTQR9F6
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Oct 2, 2027
    Checked
    Nov 2, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  10. North Bennet Street School

    ActiveTax-exempt corporation registered in SAM.gov

    Boston, MA · 3 mi away

    Ask it
    Proof for North Bennet Street School
    SAM.gov registration
    SAM.gov NKGEB9MN8MM1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Oct 9, 2027
    Checked
    Nov 2, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  11. Pdf Association Inc, Pdf Association, Inc.

    ActiveTax-exempt corporation registered in SAM.gov

    Winchester, MA · 5 mi away

    Ask it
    Proof for Pdf Association Inc, Pdf Association, Inc.
    SAM.gov registration
    SAM.gov YCKKXZUUA431
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Apr 14, 2027
    Checked
    Nov 2, 2026
    Where
    Winchester, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  12. A Better City Inc

    Active501(c)(6) business league

    Boston, MA · 3 mi away

    Ask it
    Proof for A Better City Inc
    IRS exempt-organization registration
    IRS 043036987
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 043036987 → IRS search

  13. Actuaries Club of Boston

    Active501(c)(6) business league

    Boston, MA · 4 mi away

    Ask it
    Proof for Actuaries Club of Boston
    IRS exempt-organization registration
    IRS 841671042
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841671042 → IRS search

  14. Advertising Club of Greater Boston Inc

    Active501(c)(6) business league

    Boston, MA · 3 mi away

    Ask it
    Proof for Advertising Club of Greater Boston Inc
    IRS exempt-organization registration
    IRS 041016880
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 041016880 → IRS search

  15. Aia Western Massachusetts Chapter

    Active501(c)(6) business league

    Boston, MA · 4 mi away

    Ask it
    Proof for Aia Western Massachusetts Chapter
    IRS exempt-organization registration
    IRS 222668312
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 222668312 → IRS search

  16. Allston-Brighton Chamber of Commerce Inc

    Active501(c)(6) business league

    Brighton, MA · 4 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
    Nov 9, 2026
    Where
    Brighton, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 934178813 → IRS search

  17. American Association of Endodontists

    Active501(c)(6) business league

    Cambridge, MA · 2 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
    Nov 9, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 043059901 → IRS search

  18. American Council of Engineering Companies of Massachusetts

    Active501(c)(6) business league

    Boston, MA · 3 mi away

    Ask it
    Proof for American Council of Engineering Companies of Massachusetts
    IRS exempt-organization registration
    IRS 042448284
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 042448284 → IRS search

  19. American Immigration Lawyers Association

    Active501(c)(6) business league

    Boston, MA · 3 mi away

    Ask it
    Proof for American Immigration Lawyers Association
    IRS exempt-organization registration
    IRS 042763204
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 042763204 → IRS search

  20. American Physical Therapy Assn

    Active501(c)(6) business league

    Cambridge, MA · 2 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
    Nov 9, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 846034046 → IRS search

More cities in Massachusetts

Boston 164Waltham 38Cambridge 27Wakefield 27Springfield 25Worcester 25Braintree 23Beverly 22Burlington 20Quincy 13Newton 12Plymouth 12Salem 12Woburn 12Boxborough 11Marlborough 11

Free for people · nobody pays to rank. Run one of these businesses? Claim it free.

Checked facts from public license files · Answers may be worded by Claude, an AI model from Anthropic; it never decides facts or order · How ranking works