DouxProcess Directory

Ask for any business in the US.

NAICS 541330 · Engineering Services

you asked:

Engineering firm in Cambridge, MA

5 engineering firm in Cambridge, MA; 221 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Alva Energy, Inc.

    ActiveCorporation registered in SAM.gov

    Cambridge, MA

    Proof for Alva Energy, Inc.
    SAM.gov registration
    SAM.gov EAVYGM8CNN48
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jul 27, 2027
    Checked
    Oct 23, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  2. American Ag Energy, Inc.

    ActiveCorporation registered in SAM.gov

    Cambridge, MA

    Proof for American Ag Energy, Inc.
    SAM.gov registration
    SAM.gov C19SY8VUJ9B1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jul 31, 2027
    Checked
    Oct 23, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  3. Ge Vernova Operations LLC, Ge Gas Power

    ActiveCorporation registered in SAM.gov

    Cambridge, MA

    Proof for Ge Vernova Operations LLC, Ge Gas Power
    SAM.gov registration
    SAM.gov QXYHYPYQ36T7
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 11, 2027
    Checked
    Oct 23, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  4. Louis Unlimited Prosperity, LLC, S Corporation

    ActiveSole proprietorship registered in SAM.gov

    Cambridge, MA

    Proof for Louis Unlimited Prosperity, LLC, S Corporation
    SAM.gov registration
    SAM.gov WCU5RRBMWUC9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Sep 7, 2027
    Checked
    Oct 23, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  5. Neil Judell LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Cambridge, MA

    Proof for Neil Judell LLC
    SAM.gov registration
    SAM.gov E91KPBFQCNB1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Dec 2, 2026
    Checked
    Oct 23, 2026
    Where
    Cambridge, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  6. Aecom + Tetra Tech Joint Venture

    ActivePartnership or limited liability partnership registered in SAM.gov

    Boston, MA · 4 mi away

    Proof for Aecom + Tetra Tech Joint Venture
    SAM.gov registration
    SAM.gov XJTGR4AL3TH1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Feb 25, 2027
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  7. Arup USA, Inc.

    ActiveCorporation registered in SAM.gov

    Boston, MA · 4 mi away

    Proof for Arup USA, Inc.
    SAM.gov registration
    SAM.gov LHXDLAD13943
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 23, 2027
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  8. B+Ac, LLC

    ActiveSole proprietorship registered in SAM.gov

    Malden, MA · 5 mi away

    Proof for B+Ac, LLC
    SAM.gov registration
    SAM.gov LY6PQLBGH6F4
    Issuer
    SAM.gov
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Apr 24, 2027
    Checked
    Oct 23, 2026
    Where
    Malden, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  9. Bbix LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Boston, MA · 3 mi away

    Proof for Bbix LLC
    SAM.gov registration
    SAM.gov GK87RKLZUMG5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jan 3, 2027
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  10. Bryant Associates, Inc.

    ActiveCorporation registered in SAM.gov

    Boston, MA · 3 mi away

    Proof for Bryant Associates, Inc.
    SAM.gov registration
    SAM.gov K7REGZNC6X15
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    May 13, 2027
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  11. Bsc Companies, Inc.

    ActiveCorporation registered in SAM.gov

    Boston, MA · 5 mi away

    Proof for Bsc Companies, Inc.
    SAM.gov registration
    SAM.gov RPFLYM3KX4B8
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 3, 2027
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  12. C & C Consulting Engineers, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Brighton, MA · 3 mi away

    Proof for C & C Consulting Engineers, LLC
    SAM.gov registration
    SAM.gov HHD2JWLL7Z38
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jan 9, 2027
    Checked
    Oct 23, 2026
    Where
    Brighton, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  13. Cambridge Consultants Inc, Cambridge Consultants, Inc.

    ActiveCorporation registered in SAM.gov

    Boston, MA · 4 mi away

    Proof for Cambridge Consultants Inc, Cambridge Consultants, Inc.
    SAM.gov registration
    SAM.gov N55VM1WEAD67
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 11, 2026
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  14. Cdm Smith Inc.

    ActiveCorporation registered in SAM.gov

    Boston, MA · 4 mi away

    Proof for Cdm Smith Inc.
    SAM.gov registration
    SAM.gov SK8BJTEP5KB3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 18, 2026
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  15. Delta Wye Critical Solutions, LLC

    ActiveCorporation registered in SAM.gov

    Boston, MA · 3 mi away

    Proof for Delta Wye Critical Solutions, LLC
    SAM.gov registration
    SAM.gov UD8HS5FY2EN5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 30, 2027
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  16. Devil Dog Fire Protection LLC

    ActiveSole proprietorship registered in SAM.gov

    Somerville, MA · 1 mi away

    Proof for Devil Dog Fire Protection LLC
    SAM.gov registration
    SAM.gov FL3DXEYAMKD2
    Issuer
    SAM.gov
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Aug 8, 2027
    Checked
    Oct 23, 2026
    Where
    Somerville, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  17. Ellis Amalgamated LLC, Optics for Hire

    ActiveCorporation registered in SAM.gov

    Arlington, MA · 4 mi away

    Proof for Ellis Amalgamated LLC, Optics for Hire
    SAM.gov registration
    SAM.gov UEHHA8F56NS7
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 17, 2027
    Checked
    Oct 23, 2026
    Where
    Arlington, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  18. Ess Renu Holdings LLC

    ActiveCorporation registered in SAM.gov

    Boston, MA · 4 mi away

    Proof for Ess Renu Holdings LLC
    SAM.gov registration
    SAM.gov S8GXVDPQJVG9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jun 15, 2027
    Checked
    Oct 23, 2026
    Where
    Boston, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  19. Fleet Robotics

    ActiveCorporation registered in SAM.gov

    Charlestown, MA · 3 mi away

    Proof for Fleet Robotics
    SAM.gov registration
    SAM.gov UEFLFMQJEC45
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 7, 2027
    Checked
    Oct 23, 2026
    Where
    Charlestown, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  20. Gearjump Technologies LLC

    ActiveOther organization registered in SAM.gov

    Brookline, MA · 2 mi away

    Proof for Gearjump Technologies LLC
    SAM.gov registration
    SAM.gov KTMQWEF8LGZ3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    Feb 23, 2027
    Checked
    Oct 23, 2026
    Where
    Brookline, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

More cities in Massachusetts

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

Checked facts from public license files · How ranking works