DouxProcess Directory
Add to your AI

Ask for any business in the US.

NAICS 813910 · Business Associations

you asked:

Business association in Oakbrook Terrace, IL

Business association in Oakbrook Terrace, IL. Every listing checked against the issuer's record, in the published order.

  1. Chicagoland Associated General Contractors

    Active501(c)(6) business league

    Oakbrook Terrace, IL

    CallAsk it
    Proof for Chicagoland Associated General Contractors
    IRS exempt-organization registration
    IRS 360852545
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Oakbrook Terrace, IL · serves Illinois
    Phone
    (773) 444-0465
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 360852545 → IRS search

  2. Chicago Roofing Contractors Association

    Active501(c)(6) business league

    Oakbrook Terrace, IL

    Ask it
    Proof for Chicago Roofing Contractors Association
    IRS exempt-organization registration
    IRS 366116790
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Oakbrook Terrace, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 366116790 → IRS search

  3. Roofing Industry Advancement & Research Fund

    Active501(c)(6) business league

    Oakbrook Terrace, IL

    Ask it
    Proof for Roofing Industry Advancement & Research Fund
    IRS exempt-organization registration
    IRS 237386760
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Oakbrook Terrace, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 237386760 → IRS search

  4. Chicago Automobile Trade Association

    Active501(c)(6) business league

    Oakbrook Ter, IL · 2 mi away

    CallAsk it
    Proof for Chicago Automobile Trade Association
    IRS exempt-organization registration
    IRS 360896250
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Oakbrook Ter, IL · serves Illinois
    Phone
    (630) 495-2282
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 360896250 → IRS search

  5. Clarendon Hills Chamber of Commerce

    Active501(c)(6) business league

    Clarendon Hills, IL · 4 mi away

    CallAsk it
    Proof for Clarendon Hills Chamber of Commerce
    IRS exempt-organization registration
    IRS 473644818
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Clarendon Hills, IL · serves Illinois
    Phone
    (630) 344-9289
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 473644818 → IRS search

  6. Concrete Contractors Association

    Active501(c)(6) business league

    Lombard, IL · 3 mi away

    CallAsk it
    Proof for Concrete Contractors Association
    IRS exempt-organization registration
    IRS 366154086
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Lombard, IL · serves Illinois
    Phone
    (630) 990-4222
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 366154086 → IRS search

  7. Cryogenic Society of America Inc

    Active501(c)(6) business league

    Glen Ellyn, IL · 5 mi away

    CallAsk it
    Proof for Cryogenic Society of America Inc
    IRS exempt-organization registration
    IRS 301291788
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Glen Ellyn, IL · serves Illinois
    Phone
    (630) 686-8889
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 301291788 → IRS search

  8. Downtown Downers Grove Inc

    Active501(c)(6) business league

    Downers Grove, IL · 4 mi away

    CallAsk it
    Proof for Downtown Downers Grove Inc
    IRS exempt-organization registration
    IRS 364288709
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Downers Grove, IL · serves Illinois
    Phone
    (630) 725-0991
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 364288709 → IRS search

  9. Eastern Neuroradiological Society Inc

    Active501(c)(6) business league

    Oak Brook, IL · 1 mi away

    CallAsk it
    Proof for Eastern Neuroradiological Society Inc
    IRS exempt-organization registration
    IRS 161417778
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Oak Brook, IL · serves Illinois
    Phone
    (630) 574-0220
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 161417778 → IRS search

  10. Electric Association

    Active501(c)(6) business league

    Oakbrook Ter, IL · 2 mi away

    CallAsk it
    Proof for Electric Association
    IRS exempt-organization registration
    IRS 361033430
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Oakbrook Ter, IL · serves Illinois
    Phone
    (630) 305-3050
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 361033430 → IRS search

  11. Elmhurst City Centre

    Active501(c)(6) business league

    Elmhurst, IL · 3 mi away

    CallAsk it
    Proof for Elmhurst City Centre
    IRS exempt-organization registration
    IRS 364024095
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Elmhurst, IL · serves Illinois
    Phone
    (630) 993-1600
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 364024095 → IRS search

  12. Healthcare Financial Management Association

    Active501(c)(6) business league

    Westchester, IL · 4 mi away

    CallAsk it
    Proof for Healthcare Financial Management Association
    IRS exempt-organization registration
    IRS 208791114
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Westchester, IL · serves Illinois
    Phone
    (708) 531-9600
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 208791114 → IRS search

  13. Hinsdale Chamber of Commerce

    Active501(c)(6) business league

    Hinsdale, IL · 4 mi away

    CallAsk it
    Proof for Hinsdale Chamber of Commerce
    IRS exempt-organization registration
    IRS 362030214
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Hinsdale, IL · serves Illinois
    Phone
    (630) 323-3952
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 362030214 → IRS search

  14. Illinois Association of Naturopathic Physicians

    Active501(c)(6) business league

    Lombard, IL · 3 mi away

    CallAsk it
    Proof for Illinois Association of Naturopathic Physicians
    IRS exempt-organization registration
    IRS 331102470
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Lombard, IL · serves Illinois
    Phone
    (800) 913-9801
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 331102470 → IRS search

  15. National Sporting Goods Association

    Active501(c)(6) business league

    Downers Grove, IL · 4 mi away

    CallAsk it
    Proof for National Sporting Goods Association
    IRS exempt-organization registration
    IRS 362139222
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Downers Grove, IL · serves Illinois
    Phone
    (847) 296-6742
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 362139222 → IRS search

  16. Smacna Greater Chicago

    Active501(c)(6) business league

    Oak Brook, IL · 1 mi away

    CallAsk it
    Proof for Smacna Greater Chicago
    IRS exempt-organization registration
    IRS 464927322
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Oak Brook, IL · serves Illinois
    Phone
    (708) 544-7007
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 464927322 → IRS search

  17. Westmont Chamber of Commerce

    Active501(c)(6) business league

    Westmont, IL · 4 mi away

    CallAsk it
    Proof for Westmont Chamber of Commerce
    IRS exempt-organization registration
    IRS 362804019
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(6) business league
    Checked
    Nov 9, 2026
    Where
    Westmont, IL · serves Illinois
    Phone
    (800) 321-9876
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 362804019 → IRS search

  18. Asphalt Emulsion Manufacturers Association

    ActiveTax-exempt corporation registered in SAM.gov

    Glen Ellyn, IL · 5 mi away

    Ask it
    Proof for Asphalt Emulsion Manufacturers Association
    SAM.gov registration
    SAM.gov U1LBV3S18GF9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Sep 1, 2027
    Checked
    Nov 2, 2026
    Where
    Glen Ellyn, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  19. Asphalt Recycling & Reclaiming Association

    ActiveTax-exempt corporation registered in SAM.gov

    Glen Ellyn, IL · 5 mi away

    Ask it
    Proof for Asphalt Recycling & Reclaiming Association
    SAM.gov registration
    SAM.gov TSDRANL7CJC8
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Dec 1, 2026
    Checked
    Nov 2, 2026
    Where
    Glen Ellyn, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  20. Flow Foundation Inc

    ActiveTax-exempt corporation registered in SAM.gov

    Oak Brook, IL · 1 mi away

    Ask it
    Proof for Flow Foundation Inc
    SAM.gov registration
    SAM.gov JWTCB4U8B4J6
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jan 28, 2027
    Checked
    Nov 2, 2026
    Where
    Oak Brook, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

More cities in Illinois

Chicago 822Springfield 172Park Ridge 158Schaumburg 135Edwardsville 100Lombard 99Naperville 82Downers Grove 81Rockford 80Minooka 67Peoria 67Matteson 64Champaign 62Carterville 57Moline 52Rosemont 49

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