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NAICS 541990 · All Other Professional, Scientific, and Technical Services

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Professional services in Washington, DC

288 professional services in Washington, DC. Every listing checked against the issuer's record, in the published order.

  1. 4Site Interactive Studios, Inc.

    ActiveCorporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for 4Site Interactive Studios, Inc.
    SAM.gov registration
    US-GSA-SAM S28MKZ8H6CR4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jul 9, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  2. A a Language Services LLC

    ActiveOther organization registered in SAM.gov

    Washington, DC

    Ask it
    Proof for A a Language Services LLC
    SAM.gov registration
    US-GSA-SAM N1X2JAJXLRR9
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    Nov 14, 2026
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  3. Abstract Orange LLC

    ActiveSole proprietorship registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Abstract Orange LLC
    SAM.gov registration
    US-GSA-SAM Y8DSD8JJYKP3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Feb 17, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  4. Ac/Sc Creative LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Ac/Sc Creative LLC
    SAM.gov registration
    US-GSA-SAM K3F8FD32GZJ3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Aug 6, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  5. Access to Racial & Cultural Health Institute Inc

    ActiveTax-exempt corporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Access to Racial & Cultural Health Institute Inc
    SAM.gov registration
    US-GSA-SAM RDYVMJKLR685
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jun 1, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  6. Acdi/Voca

    ActiveTax-exempt corporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Acdi/Voca
    SAM.gov registration
    US-GSA-SAM NZHLG8KE7WS5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jul 31, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  7. African Translation LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Washington, DC

    Ask it
    Proof for African Translation LLC
    SAM.gov registration
    US-GSA-SAM Y7CKMGK8G2N7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jun 5, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  8. Agriculture & Food Systems Institute

    ActiveTax-exempt corporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Agriculture & Food Systems Institute
    SAM.gov registration
    US-GSA-SAM LFJMHGP94DY4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Sep 29, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  9. Amelie Courau

    ActiveSole proprietorship registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Amelie Courau
    SAM.gov registration
    US-GSA-SAM P2C3JLJ5SP73
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Jan 21, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  10. American Directions Research Group Inc.

    ActiveCorporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for American Directions Research Group Inc.
    SAM.gov registration
    US-GSA-SAM FLK4GDKZTGW6
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 14, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  11. American Near East Refugee Aid

    ActiveTax-exempt corporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for American Near East Refugee Aid
    SAM.gov registration
    US-GSA-SAM F9FYCXXKFMH5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Apr 15, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  12. Amplio Services Group, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Amplio Services Group, LLC
    SAM.gov registration
    US-GSA-SAM V636UNUDMBQ5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jan 9, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  13. Amra Consulting LLC

    ActiveCorporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Amra Consulting LLC
    SAM.gov registration
    US-GSA-SAM TJXFVK39V5G3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 5, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  14. Andean Consulting Solutions International LLC

    ActiveCorporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Andean Consulting Solutions International LLC
    SAM.gov registration
    US-GSA-SAM UFBGLHQVHUN5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 7, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  15. Andi Global Advisors, LLC

    ActiveCorporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Andi Global Advisors, LLC
    SAM.gov registration
    US-GSA-SAM MF1YP4LBH615
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 2, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  16. Ansi National Accreditation Board LLC

    ActiveTax-exempt corporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Ansi National Accreditation Board LLC
    SAM.gov registration
    US-GSA-SAM LTNMH66H9T45
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    May 1, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  17. Applied Development, LLC

    ActiveCorporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Applied Development, LLC
    SAM.gov registration
    US-GSA-SAM HD22ZQ4MGK33
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jul 31, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  18. Ascend Program Solutions, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Ascend Program Solutions, LLC
    SAM.gov registration
    US-GSA-SAM EK2QP6PW3WF7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Apr 29, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  19. Association for the Accreditation of Human Research Protection Programs, Inc

    ActiveTax-exempt corporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Association for the Accreditation of Human Research Protection Programs, Inc
    SAM.gov registration
    US-GSA-SAM XTLHNZMTCG15
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jan 20, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  20. Ata Health Strategies LLC

    ActiveCorporation registered in SAM.gov

    Washington, DC

    Ask it
    Proof for Ata Health Strategies LLC
    SAM.gov registration
    US-GSA-SAM FMSNMHWL96G1
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 23, 2027
    Checked
    Oct 23, 2026
    Where
    Washington, DC · serves District of Columbia
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

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