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NAICS 541330 · Engineering Services

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Engineering firm in Libertyville, IL

Engineering firm in Libertyville, IL; 526 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Pearson Brown & Associates Inc

    Engineering firm

    Libertyville, IL

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    Proof for Pearson Brown & Associates Inc
    Where
    Libertyville, IL · serves Illinois
    Phone
    (847) 367-6707
    Listing
    Built from public records. Not claimed yet, so call them directly.

  2. R E Decker

    Engineering firm

    Libertyville, IL

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    Proof for R E Decker
    Where
    Libertyville, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.

  3. Double M Civil Eng Corporation

    Engineering firm

    Libertyville, IL

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    Proof for Double M Civil Eng Corporation
    Where
    Libertyville, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.

  4. Field Theory Consulting Inc

    ActiveCorporation registered in SAM.gov

    Vernon Hills, IL · 4 mi away

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    Proof for Field Theory Consulting Inc
    SAM.gov registration
    SAM.gov EJUKM45UZS23
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 7, 2027
    Checked
    Nov 2, 2026
    Where
    Vernon Hills, IL · serves Illinois
    Phone
    (847) 801-6330
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  5. Gewalt-Hamilton Associates, Inc

    ActiveCorporation registered in SAM.gov

    Vernon Hills, IL · 4 mi away

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    Proof for Gewalt-Hamilton Associates, Inc
    SAM.gov registration
    SAM.gov XMQAKM5EL7M5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Apr 10, 2027
    Checked
    Nov 2, 2026
    Where
    Vernon Hills, IL · serves Illinois
    Phone
    (847) 478-9700
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  6. Martin Calibration

    Engineering firm

    Mundelein, IL · 4 mi away

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    Proof for Martin Calibration
    Where
    Mundelein, IL · serves Illinois
    Phone
    (847) 566-3700
    Listing
    Built from public records. Not claimed yet, so call them directly.

  7. Technacon Company Inc.

    Engineering firm

    Mundelein, IL · 4 mi away

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    Proof for Technacon Company Inc.
    Where
    Mundelein, IL · serves Illinois
    Phone
    (708) 814-3685
    Listing
    Built from public records. Not claimed yet, so call them directly.

  8. Field Theory Consulting Inc

    Engineering firm

    Mundelein, IL · 4 mi away

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    Proof for Field Theory Consulting Inc
    Where
    Mundelein, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.

  9. Midwest Emi Associates Inc

    Engineering firm

    Mundelein, IL · 4 mi away

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    Proof for Midwest Emi Associates Inc
    Where
    Mundelein, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.

  10. Eme Llc

    Engineering firm

    Vernon Hills, IL · 4 mi away

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    Proof for Eme Llc
    Where
    Vernon Hills, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.

  11. Hey & Associates Inc

    ActiveCorporation registered in SAM.gov

    Volo, IL · 8 mi away

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    Proof for Hey & Associates Inc
    SAM.gov registration
    SAM.gov S296LLX6ZSF1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 15, 2026
    Checked
    Nov 2, 2026
    Where
    Volo, IL · serves Illinois
    Phone
    (847) 740-0888
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  12. Powercom Corp

    ActiveCorporation registered in SAM.gov

    Lake Zurich, IL · 7 mi away

    CallAsk it
    Proof for Powercom Corp
    SAM.gov registration
    SAM.gov GR5ZG8NPBZU4
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 17, 2026
    Checked
    Nov 2, 2026
    Where
    Lake Zurich, IL · serves Illinois
    Phone
    (847) 540-2394
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  13. Telgian Engineering & Consulting LLC

    ActiveCorporation registered in SAM.gov

    Deerfield, IL · 9 mi away

    CallAsk it
    Proof for Telgian Engineering & Consulting LLC
    SAM.gov registration
    SAM.gov RG1XSK1KA6V7
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 22, 2027
    Checked
    Nov 2, 2026
    Where
    Deerfield, IL · serves Illinois
    Phone
    (480) 621-5005
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  14. Weston Solutions Inc

    ActiveCorporation registered in SAM.gov

    Lincolnshire, IL · 6 mi away

    CallAsk it
    Proof for Weston Solutions Inc
    SAM.gov registration
    SAM.gov FV44M4Y6KZM4
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 7, 2027
    Checked
    Nov 2, 2026
    Where
    Lincolnshire, IL · serves Illinois
    Phone
    (224) 864-7200
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  15. Accurate Group Inc

    ActiveCorporation registered in SAM.gov

    Lincolnshire, IL · 6 mi away

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    Proof for Accurate Group Inc
    SAM.gov registration
    SAM.gov W74HV8E5J9N1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Nov 17, 2026
    Checked
    Nov 2, 2026
    Where
    Lincolnshire, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  16. Atlas Engineering Group Ltd

    ActiveCorporation registered in SAM.gov

    Deerfield, IL · 9 mi away

    Ask it
    Proof for Atlas Engineering Group Ltd
    SAM.gov registration
    SAM.gov MSV6YTCMHNA9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Oct 8, 2027
    Checked
    Nov 2, 2026
    Where
    Deerfield, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  17. Cgmp Consulting Inc, Cgmp Consulting Inc.

    ActiveCorporation registered in SAM.gov

    Lake Forest, IL · 6 mi away

    Ask it
    Proof for Cgmp Consulting Inc, Cgmp Consulting Inc.
    SAM.gov registration
    SAM.gov QEQ6PJNUTWF3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 16, 2027
    Checked
    Nov 2, 2026
    Where
    Lake Forest, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  18. Ecs Midwest, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Buffalo Grove, IL · 8 mi away

    Ask it
    Proof for Ecs Midwest, LLC
    SAM.gov registration
    SAM.gov NPMKZD96DRK3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Apr 3, 2027
    Checked
    Nov 2, 2026
    Where
    Buffalo Grove, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  19. Range Ventilation Design, Inc.

    ActiveCorporation registered in SAM.gov

    Lincolnshire, IL · 6 mi away

    Ask it
    Proof for Range Ventilation Design, Inc.
    SAM.gov registration
    SAM.gov JJH8TP6LGKS5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 17, 2027
    Checked
    Nov 2, 2026
    Where
    Lincolnshire, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  20. Morkay Global LLC

    ActiveOther organization registered in SAM.gov

    Gurnee, IL · 6 mi away

    Ask it
    Proof for Morkay Global LLC
    SAM.gov registration
    SAM.gov G1MSDMJWL8J5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    Oct 5, 2027
    Checked
    Nov 2, 2026
    Where
    Gurnee, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

More cities in Illinois

Chicago 347Naperville 49Schaumburg 34Lisle 31Springfield 29Rockford 26Elk Grove Village 25Aurora 24Downers Grove 24Elgin 24Peoria 23Arlington Heights 16Lombard 16Northbrook 16St. Charles 16Champaign 15

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