DouxProcess Directory
Add to your AI

Ask for any business in the US.

NAICS 237990 · Other Heavy and Civil Engineering Construction

you asked:

General engineering contractors in Gaithersburg, MD

5 general engineering contractors in Gaithersburg, MD; 89 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Concrete General Inc

    ActiveCorporation registered in SAM.gov

    Gaithersburg, MD

    Ask it
    Proof for Concrete General Inc
    SAM.gov registration
    SAM.gov NK46SQT8MK49
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 16, 2026
    Checked
    Oct 23, 2026
    Where
    Gaithersburg, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  2. Envirenew Inc, Envirenew, Inc.

    ActiveCorporation registered in SAM.gov

    Gaithersburg, MD

    Ask it
    Proof for Envirenew Inc, Envirenew, Inc.
    SAM.gov registration
    SAM.gov KLK6J3JLD4M5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 13, 2027
    Checked
    Oct 23, 2026
    Where
    Gaithersburg, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  3. Highway & Safety Services Inc

    ActiveCorporation registered in SAM.gov

    Gaithersburg, MD

    Ask it
    Proof for Highway & Safety Services Inc
    SAM.gov registration
    SAM.gov CJ7WMF2PJFP3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jul 28, 2027
    Checked
    Oct 23, 2026
    Where
    Gaithersburg, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  4. Cpp Construction CO, Cpp Construction Company Inc.

    ActiveCorporation registered in SAM.gov

    Gaithersburg, MD

    Ask it
    Proof for Cpp Construction CO, Cpp Construction Company Inc.
    SAM.gov registration
    SAM.gov CRNSWVP4V9D6
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 18, 2027
    Checked
    Oct 23, 2026
    Where
    Gaithersburg, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  5. Nxg, Inc. A/K/A Nxg

    ActiveCorporation registered in SAM.gov

    Gaithersburg, MD

    Ask it
    Proof for Nxg, Inc. A/K/A Nxg
    SAM.gov registration
    SAM.gov S862PAP4HLV6
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jul 10, 2027
    Checked
    Oct 23, 2026
    Where
    Gaithersburg, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  6. Francis O Day CO Inc, Construction/Estimating

    ActiveCorporation registered in SAM.gov

    Rockville, MD · 4 mi away

    Ask it
    Proof for Francis O Day CO Inc, Construction/Estimating
    SAM.gov registration
    SAM.gov JBBTJKLVT4E4
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jun 16, 2027
    Checked
    Oct 23, 2026
    Where
    Rockville, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  7. Capital Curbs & Barriers

    ActiveCorporation registered in SAM.gov

    Potomac, MD · 8 mi away

    Ask it
    Proof for Capital Curbs & Barriers
    SAM.gov registration
    SAM.gov GHEETSJXL5K8
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 26, 2027
    Checked
    Oct 23, 2026
    Where
    Potomac, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  8. The Drain Guys, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Rockville, MD · 6 mi away

    Ask it
    Proof for The Drain Guys, LLC
    SAM.gov registration
    SAM.gov YF77C4Z2HK83
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jun 4, 2027
    Checked
    Oct 23, 2026
    Where
    Rockville, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  9. Empire Landscape, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Silver Spring, MD · 11 mi away

    Ask it
    Proof for Empire Landscape, LLC
    SAM.gov registration
    SAM.gov L44ZJ1GJ4L27
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jun 26, 2027
    Checked
    Oct 23, 2026
    Where
    Silver Spring, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  10. Manuel Luis Construction CO Inc

    ActiveCorporation registered in SAM.gov

    Silver Spring, MD · 13 mi away

    Ask it
    Proof for Manuel Luis Construction CO Inc
    SAM.gov registration
    SAM.gov M46KVE28T1Y4
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 11, 2027
    Checked
    Oct 23, 2026
    Where
    Silver Spring, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  11. Oleary Asphalt Inc

    ActiveCorporation registered in SAM.gov

    Ijamsville, MD · 14 mi away

    Ask it
    Proof for Oleary Asphalt Inc
    SAM.gov registration
    SAM.gov WVDNNFJCVNM4
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 6, 2027
    Checked
    Oct 23, 2026
    Where
    Ijamsville, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  12. Olgoonik Enterprises, LLC, Construction

    ActiveCorporation registered in SAM.gov

    Kensington, MD · 10 mi away

    Ask it
    Proof for Olgoonik Enterprises, LLC, Construction
    SAM.gov registration
    SAM.gov GKFRGRXJMD53
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 21, 2027
    Checked
    Oct 23, 2026
    Where
    Kensington, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  13. Pritchett Property Solutions LLC

    ActiveSole proprietorship registered in SAM.gov

    Silver Spring, MD · 13 mi away

    Ask it
    Proof for Pritchett Property Solutions LLC
    SAM.gov registration
    SAM.gov W2HEDNK52853
    Issuer
    SAM.gov
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Jun 16, 2027
    Checked
    Oct 23, 2026
    Where
    Silver Spring, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  14. Ardent Company, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Silver Spring, MD · 13 mi away

    Ask it
    Proof for Ardent Company, LLC
    SAM.gov registration
    SAM.gov N8BZYGHXJ6G5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    May 29, 2027
    Checked
    Oct 23, 2026
    Where
    Silver Spring, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  15. Clark Civil LLC

    ActiveOther organization registered in SAM.gov

    Bethesda, MD · 11 mi away

    Ask it
    Proof for Clark Civil LLC
    SAM.gov registration
    SAM.gov NNNEQLEM9431
    Issuer
    SAM.gov
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    May 1, 2027
    Checked
    Oct 23, 2026
    Where
    Bethesda, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  16. Four Tribes Civil Construction, LLC

    ActiveTax-exempt corporation registered in SAM.gov

    Dickerson, MD · 12 mi away

    Ask it
    Proof for Four Tribes Civil Construction, LLC
    SAM.gov registration
    SAM.gov ECWAJURMJC97
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jun 26, 2027
    Checked
    Oct 23, 2026
    Where
    Dickerson, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  17. Go Solutions, L.L.C.

    ActiveCorporation registered in SAM.gov

    Glenwood, MD · 13 mi away

    Ask it
    Proof for Go Solutions, L.L.C.
    SAM.gov registration
    SAM.gov LD49Z326R3L1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Apr 30, 2027
    Checked
    Oct 23, 2026
    Where
    Glenwood, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  18. Guy F. Atkinson Construction, LLC

    ActiveOther organization registered in SAM.gov

    Bethesda, MD · 11 mi away

    Ask it
    Proof for Guy F. Atkinson Construction, LLC
    SAM.gov registration
    SAM.gov WASLEJWZM9M1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    May 5, 2027
    Checked
    Oct 23, 2026
    Where
    Bethesda, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  19. Olgoonik General, LLC

    ActiveCorporation registered in SAM.gov

    Kensington, MD · 10 mi away

    Ask it
    Proof for Olgoonik General, LLC
    SAM.gov registration
    SAM.gov FDYFJS2JEB19
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    May 12, 2027
    Checked
    Oct 23, 2026
    Where
    Kensington, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  20. Technical Engineering Construction Services Tecs, LLC

    ActiveSole proprietorship registered in SAM.gov

    Silver Spring, MD · 13 mi away

    Ask it
    Proof for Technical Engineering Construction Services Tecs, LLC
    SAM.gov registration
    SAM.gov FAQ2DGH2MUD1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    May 12, 2027
    Checked
    Oct 23, 2026
    Where
    Silver Spring, MD · serves Maryland
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

More cities in Maryland

Baltimore 18Upper Marlboro 10Dundalk 6Frederick 5Hyattsville 5Silver Spring 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