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NAICS 541611 · Administrative Management and General Management Consulting Services

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Consultants in Portland, ME

18 consultants in Portland, ME; 60 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Berry Dunn Mcneil & Parker LLC

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Berry Dunn Mcneil & Parker LLC
    SAM.gov registration
    US-GSA-SAM MDCAWE9GZKP4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 3, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  2. Biodiversity Research Institute Inc

    ActiveOther organization registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Biodiversity Research Institute Inc
    SAM.gov registration
    US-GSA-SAM TMNMB8RAWXP9
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    Jan 5, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  3. Catalyst Collaboratives, LLC

    ActiveSole proprietorship registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Catalyst Collaboratives, LLC
    SAM.gov registration
    US-GSA-SAM JHT6ELLNR5R1
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    May 15, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  4. Data Spark Consulting

    ActiveSole proprietorship registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Data Spark Consulting
    SAM.gov registration
    US-GSA-SAM VUWXT98LJ1X3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Dec 30, 2026
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  5. DO Good Group LLC

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for DO Good Group LLC
    SAM.gov registration
    US-GSA-SAM P1CCXL4NZU37
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 2, 2026
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  6. Fb Environmental Associates, LLC

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Fb Environmental Associates, LLC
    SAM.gov registration
    US-GSA-SAM UCSXLXTCBNM3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 4, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  7. Maine Center for Entrepreneurs

    ActiveTax-exempt corporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Maine Center for Entrepreneurs
    SAM.gov registration
    US-GSA-SAM NKYTDK912YA7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jan 6, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  8. Management Research Group Inc

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Management Research Group Inc
    SAM.gov registration
    US-GSA-SAM F2F7NBCDH515
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 6, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  9. Naomi Mermin Consulting LLC

    ActiveSole proprietorship registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Naomi Mermin Consulting LLC
    SAM.gov registration
    US-GSA-SAM LZMARQJ58W21
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Feb 23, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  10. Northcross Group

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Northcross Group
    SAM.gov registration
    US-GSA-SAM CKHAKJT9Z2F5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    May 4, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  11. Physics Consultants, Inc.

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Physics Consultants, Inc.
    SAM.gov registration
    US-GSA-SAM N9ZARSKJDDG3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jun 12, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  12. Stroudwater Associates Inc

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Stroudwater Associates Inc
    SAM.gov registration
    US-GSA-SAM CYC5KNAJFT85
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 20, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  13. Tailbay, LLC

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Tailbay, LLC
    SAM.gov registration
    US-GSA-SAM EKG7BMXZ4LA9
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Apr 17, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  14. Tetra Tech, Inc., Ces

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Tetra Tech, Inc., Ces
    SAM.gov registration
    US-GSA-SAM TMLKTPR57BL3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 16, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  15. The Association of State Wetland Managers

    ActiveTax-exempt corporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for The Association of State Wetland Managers
    SAM.gov registration
    US-GSA-SAM UBLDNY5N9JD7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Mar 24, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  16. Biodiversity Futures Trust LLC

    ActiveOther organization registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Biodiversity Futures Trust LLC
    SAM.gov registration
    US-GSA-SAM LSKQP64Y9TE1
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    Feb 27, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  17. Mams Corporation Consulting LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Mams Corporation Consulting LLC
    SAM.gov registration
    US-GSA-SAM SRQMKXWB3HG3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Sep 4, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  18. Spring Line Group LLC

    ActiveCorporation registered in SAM.gov

    Portland, ME

    Ask it
    Proof for Spring Line Group LLC
    SAM.gov registration
    US-GSA-SAM W36CF4D95B98
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Apr 11, 2027
    Checked
    Oct 23, 2026
    Where
    Portland, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  19. Knudsen.Earth, Inc.

    ActiveCorporation registered in SAM.gov

    Cape Elizabeth, ME · 4 mi away

    Ask it
    Proof for Knudsen.Earth, Inc.
    SAM.gov registration
    US-GSA-SAM HHBBVXS63KQ3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 15, 2027
    Checked
    Oct 23, 2026
    Where
    Cape Elizabeth, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  20. Tradeswind LLC

    ActiveCorporation registered in SAM.gov

    Cape Elizabeth, ME · 4 mi away

    Ask it
    Proof for Tradeswind LLC
    SAM.gov registration
    US-GSA-SAM R9FEBM6PDKL3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 25, 2027
    Checked
    Oct 23, 2026
    Where
    Cape Elizabeth, ME · serves Maine
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

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