DouxProcess Directory
Add to your AI

Ask for any business in the US.

NAICS 541330 · Engineering Services

you asked:

Engineering firm in Missouri

192 engineering firm listed in Missouri, each checked against the issuer's record. In the published order.

  1. 3T-Design&Development L.L.C.

    ActivePartnership or limited liability partnership registered in SAM.gov

    Kansas City, MO

    Ask it
    Proof for 3T-Design&Development L.L.C.
    SAM.gov registration
    US-GSA-SAM KEZ1YLJEMAW5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Aug 21, 2027
    Checked
    Oct 23, 2026
    Where
    Kansas City, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  2. A & M Solutions LLC, Reactiv Laser Systems, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Lees Summit, MO

    Ask it
    Proof for A & M Solutions LLC, Reactiv Laser Systems, LLC
    SAM.gov registration
    US-GSA-SAM HHEERQJHKJS8
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Apr 17, 2027
    Checked
    Oct 23, 2026
    Where
    Lees Summit, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  3. Abna Engineering Inc

    ActiveCorporation registered in SAM.gov

    Saint Louis, MO

    Ask it
    Proof for Abna Engineering Inc
    SAM.gov registration
    US-GSA-SAM WTUPFEAL2178
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 26, 2026
    Checked
    Oct 23, 2026
    Where
    Saint Louis, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  4. Accutec Services Inc

    ActiveCorporation registered in SAM.gov

    Lees Summit, MO

    Ask it
    Proof for Accutec Services Inc
    SAM.gov registration
    US-GSA-SAM QZAFQM8DS251
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Apr 1, 2027
    Checked
    Oct 23, 2026
    Where
    Lees Summit, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  5. Acs International LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Kearney, MO

    Ask it
    Proof for Acs International LLC
    SAM.gov registration
    US-GSA-SAM DDP1SHRFPJ75
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Feb 9, 2027
    Checked
    Oct 23, 2026
    Where
    Kearney, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  6. Aero Voltaics Inc

    ActiveCorporation registered in SAM.gov

    Branson West, MO

    Ask it
    Proof for Aero Voltaics Inc
    SAM.gov registration
    US-GSA-SAM N2ZUXKFKWLR7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jun 29, 2027
    Checked
    Oct 23, 2026
    Where
    Branson West, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  7. Aeroengineering4.0 LLC

    ActiveCorporation registered in SAM.gov

    Labadie, MO

    Ask it
    Proof for Aeroengineering4.0 LLC
    SAM.gov registration
    US-GSA-SAM FQWHDVPSKMQ6
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jun 25, 2027
    Checked
    Oct 23, 2026
    Where
    Labadie, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  8. Allgeier Martin & Associates Inc

    ActiveCorporation registered in SAM.gov

    Joplin, MO

    Ask it
    Proof for Allgeier Martin & Associates Inc
    SAM.gov registration
    US-GSA-SAM LW8SKS6FWNC7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Apr 13, 2027
    Checked
    Oct 23, 2026
    Where
    Joplin, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  9. Apex Structural Engineering of Kansas City

    ActiveCorporation registered in SAM.gov

    Kansas City, MO

    Ask it
    Proof for Apex Structural Engineering of Kansas City
    SAM.gov registration
    US-GSA-SAM ZX58HDCFA988
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 11, 2027
    Checked
    Oct 23, 2026
    Where
    Kansas City, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  10. Archon Engineering, P.C

    ActiveCorporation registered in SAM.gov

    Columbia, MO

    Ask it
    Proof for Archon Engineering, P.C
    SAM.gov registration
    US-GSA-SAM X4HGM8J9KRY8
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 2, 2027
    Checked
    Oct 23, 2026
    Where
    Columbia, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  11. Atredis Partners LLC, Atredis Partners, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Saint Louis, MO

    Ask it
    Proof for Atredis Partners LLC, Atredis Partners, LLC
    SAM.gov registration
    US-GSA-SAM DP2XB4PC8BJ4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Mar 19, 2027
    Checked
    Oct 23, 2026
    Where
    Saint Louis, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  12. B & N Capital Suppliers LLC

    ActiveCorporation registered in SAM.gov

    Chesterfield, MO

    Ask it
    Proof for B & N Capital Suppliers LLC
    SAM.gov registration
    US-GSA-SAM KLW6XY6MSHA5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Apr 28, 2027
    Checked
    Oct 23, 2026
    Where
    Chesterfield, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  13. B Smart Ai

    ActiveCorporation registered in SAM.gov

    Saint Louis, MO

    Ask it
    Proof for B Smart Ai
    SAM.gov registration
    US-GSA-SAM R87PZX8FCNJ4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 14, 2027
    Checked
    Oct 23, 2026
    Where
    Saint Louis, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  14. Big Rocks Engineering LLC

    ActiveCorporation registered in SAM.gov

    Moberly, MO

    Ask it
    Proof for Big Rocks Engineering LLC
    SAM.gov registration
    US-GSA-SAM W1B8GTBJSFQ1
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 3, 2027
    Checked
    Oct 23, 2026
    Where
    Moberly, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  15. Bob D Campbell & CO

    ActiveCorporation registered in SAM.gov

    Kansas City, MO

    Ask it
    Proof for Bob D Campbell & CO
    SAM.gov registration
    US-GSA-SAM NL4GASKCND55
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 7, 2027
    Checked
    Oct 23, 2026
    Where
    Kansas City, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  16. Boeing Aerospace Operations, Inc., Bao

    ActiveCorporation registered in SAM.gov

    Saint Louis, MO

    Ask it
    Proof for Boeing Aerospace Operations, Inc., Bao
    SAM.gov registration
    US-GSA-SAM QL4CHNKHQQF4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 10, 2027
    Checked
    Oct 23, 2026
    Where
    Saint Louis, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  17. Boeing Aerospace Operations, Inc, Bao Legacy Richardson TX

    ActiveCorporation registered in SAM.gov

    Saint Louis, MO

    Ask it
    Proof for Boeing Aerospace Operations, Inc, Bao Legacy Richardson TX
    SAM.gov registration
    US-GSA-SAM GYKENE15SAT8
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jun 15, 2027
    Checked
    Oct 23, 2026
    Where
    Saint Louis, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  18. Branchpattern, Inc.

    ActiveCorporation registered in SAM.gov

    Kansas City, MO

    Ask it
    Proof for Branchpattern, Inc.
    SAM.gov registration
    US-GSA-SAM M7N7P7REJ354
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 15, 2026
    Checked
    Oct 23, 2026
    Where
    Kansas City, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  19. Briem Engineering

    ActiveCorporation registered in SAM.gov

    Earth City, MO

    Ask it
    Proof for Briem Engineering
    SAM.gov registration
    US-GSA-SAM WNZQDJLV9N73
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jun 26, 2027
    Checked
    Oct 23, 2026
    Where
    Earth City, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  20. Bull Point Engineering & Management LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Odessa, MO

    Ask it
    Proof for Bull Point Engineering & Management LLC
    SAM.gov registration
    US-GSA-SAM P2T1FJ4LLY43
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jan 12, 2027
    Checked
    Oct 23, 2026
    Where
    Odessa, MO · serves Missouri
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

Cities

St. Louis 59Kansas City 40Springfield 11Chesterfield 10Lees Summit 6Columbia 5Joplin 5

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

Checked facts from public license files · How ranking works