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NAICS 541330 · Engineering Services

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Engineering firm in Oak Forest, IL

Engineering firm in Oak Forest, IL; 797 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Grc Engineering

    Engineering firm

    Oak Forest, IL

    Proof for Grc Engineering
    Where
    Oak Forest, IL · serves Illinois
    Phone
    (708) 489-0400
    Listing
    Built from public records. Not claimed yet, so call them directly.
  2. Ready Kilo Inc

    ActiveCorporation registered in SAM.gov

    Orland Park, IL · 5 mi away

    Proof for Ready Kilo Inc
    SAM.gov registration
    SAM.gov QTQRB4K24JP3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 3, 2026
    Checked
    Oct 23, 2026
    Where
    Orland Park, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  3. Brand Energy Services

    Engineering firm

    East Hazel Crest, IL · 4 mi away

    Proof for Brand Energy Services
    Where
    East Hazel Crest, IL · serves Illinois
    Phone
    (708) 957-1010
    Listing
    Built from public records. Not claimed yet, so call them directly.
  4. Farnsworth Group

    Engineering firm

    Tinley Park, IL · 3 mi away

    Proof for Farnsworth Group
    Where
    Tinley Park, IL · serves Illinois
    Phone
    (708) 326-4000
    Listing
    Built from public records. Not claimed yet, so call them directly.
  5. Gear World

    Engineering firm

    Alsip, IL · 5 mi away

    Proof for Gear World
    Where
    Alsip, IL · serves Illinois
    Phone
    (312) 600-0777
    Listing
    Built from public records. Not claimed yet, so call them directly.
  6. Gkr Industries Inc

    Engineering firm

    Crestwood, IL · 3 mi away

    Proof for Gkr Industries Inc
    Where
    Crestwood, IL · serves Illinois
    Phone
    (800) 526-7879
    Listing
    Built from public records. Not claimed yet, so call them directly.
  7. Nel Pretech Corporation

    Engineering firm

    Tinley Park, IL · 5 mi away

    Proof for Nel Pretech Corporation
    Where
    Tinley Park, IL · serves Illinois
    Phone
    (708) 429-4887
    Listing
    Built from public records. Not claimed yet, so call them directly.
  8. The Mixer Company Llc

    Engineering firm

    Alsip, IL · 5 mi away

    Proof for The Mixer Company Llc
    Where
    Alsip, IL · serves Illinois
    Phone
    (832) 338-4990
    Listing
    Built from public records. Not claimed yet, so call them directly.
  9. Promation, Inc.

    Engineering firm

    Orland Park, IL · 5 mi away

    Proof for Promation, Inc.
    Where
    Orland Park, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
  10. Sam Bucas

    Engineering firm

    Palos Heights, IL · 4 mi away

    Proof for Sam Bucas
    Where
    Palos Heights, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
  11. Unique Systems & Solutions Inc.

    Engineering firm

    Orland Park, IL · 5 mi away

    Proof for Unique Systems & Solutions Inc.
    Where
    Orland Park, IL · serves Illinois
    Phone
    (708) 508-0008
    Listing
    Built from public records. Not claimed yet, so call them directly.
  12. Cascade Controls Inc - Cab1720

    Engineering firm

    Tinley Park, IL · 5 mi away

    Proof for Cascade Controls Inc - Cab1720
    Where
    Tinley Park, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
  13. Craft Manufacturing Inc

    Engineering firm

    Markham, IL · 3 mi away

    Proof for Craft Manufacturing Inc
    Where
    Markham, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
  14. Design Integrators Inc.

    Engineering firm

    Tinley Park, IL · 5 mi away

    Proof for Design Integrators Inc.
    Where
    Tinley Park, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
  15. Doornbos Heating

    Engineering firm

    Alsip, IL · 5 mi away

    Proof for Doornbos Heating
    Where
    Alsip, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
  16. Itw Engineered Components

    Engineering firm

    Tinley Park, IL · 5 mi away

    Proof for Itw Engineered Components
    Where
    Tinley Park, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
  17. Pheonix Rising

    Engineering firm

    Palos Heights, IL · 4 mi away

    Proof for Pheonix Rising
    Where
    Palos Heights, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
  18. Sunlight-Tech Inc

    ActiveTax-exempt corporation registered in SAM.gov

    Mokena, IL · 9 mi away

    Proof for Sunlight-Tech Inc
    SAM.gov registration
    SAM.gov YNYVTQKG5CC7
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Aug 6, 2027
    Checked
    Oct 23, 2026
    Where
    Mokena, IL · serves Illinois
    Phone
    (708) 904-4306
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  19. Dearborn Engineers & Constructors, Inc

    ActiveCorporation registered in SAM.gov

    Bridgeview, IL · 10 mi away

    Proof for Dearborn Engineers & Constructors, Inc
    SAM.gov registration
    SAM.gov T4NVQP8JVPJ9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 29, 2027
    Checked
    Oct 23, 2026
    Where
    Bridgeview, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  20. Knight Contracting, LLC

    ActiveCorporation registered in SAM.gov

    Chicago, IL · 8 mi away

    Proof for Knight Contracting, LLC
    SAM.gov registration
    SAM.gov F4CLMMRN5WH9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 29, 2027
    Checked
    Oct 23, 2026
    Where
    Chicago, IL · serves Illinois
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

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