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NAICS 541990 · All Other Professional, Scientific, and Technical Services

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Professional services in California

1,477 professional services listed in California, each checked against the issuer's record. In the published order.

  1. 2045

    ActiveCorporation registered in SAM.gov

    Alhambra, CA

    Ask it
    Proof for 2045
    SAM.gov registration
    US-GSA-SAM WX6DLE5LK335
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 2, 2026
    Checked
    Oct 23, 2026
    Where
    Alhambra, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  2. 2T Labs LLC

    ActiveCorporation registered in SAM.gov

    San Diego, CA

    Ask it
    Proof for 2T Labs LLC
    SAM.gov registration
    US-GSA-SAM SB4LZT5KMT17
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 25, 2027
    Checked
    Oct 23, 2026
    Where
    San Diego, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  3. 3 IN 1 Design

    ActiveCorporation registered in SAM.gov

    San Diego, CA

    Ask it
    Proof for 3 IN 1 Design
    SAM.gov registration
    US-GSA-SAM F2U2RHSZZQP8
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 29, 2026
    Checked
    Oct 23, 2026
    Where
    San Diego, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  4. 360 Pipeline Inspections LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Folsom, CA

    Ask it
    Proof for 360 Pipeline Inspections LLC
    SAM.gov registration
    US-GSA-SAM LL3TTE23NMY4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jun 15, 2027
    Checked
    Oct 23, 2026
    Where
    Folsom, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  5. 3Degrees Group Inc, 3Degrees Group, Inc.

    ActiveCorporation registered in SAM.gov

    San Francisco, CA

    Ask it
    Proof for 3Degrees Group Inc, 3Degrees Group, Inc.
    SAM.gov registration
    US-GSA-SAM W4KUK6FHSB29
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 26, 2027
    Checked
    Oct 23, 2026
    Where
    San Francisco, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  6. 5P Consulting LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Cardiff by the Sea, CA

    Ask it
    Proof for 5P Consulting LLC
    SAM.gov registration
    US-GSA-SAM YRJ2KRLA5RH9
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Aug 28, 2027
    Checked
    Oct 23, 2026
    Where
    Cardiff by the Sea, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  7. A Healthy House Within a Match Coalition

    ActiveTax-exempt corporation registered in SAM.gov

    Merced, CA

    Ask it
    Proof for A Healthy House Within a Match Coalition
    SAM.gov registration
    US-GSA-SAM HLR8TSYZHPF9
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Apr 14, 2027
    Checked
    Oct 23, 2026
    Where
    Merced, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  8. A Meaningful Goal Housing Shelter Inc, A Meaningful Goall Housing Shelter

    ActiveTax-exempt corporation registered in SAM.gov

    Pasadena, CA

    Ask it
    Proof for A Meaningful Goal Housing Shelter Inc, A Meaningful Goall Housing Shelter
    SAM.gov registration
    US-GSA-SAM P41SESL1J788
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jan 30, 2027
    Checked
    Oct 23, 2026
    Where
    Pasadena, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  9. Aaron Dang LLC

    ActiveSole proprietorship registered in SAM.gov

    Los Angeles, CA

    Ask it
    Proof for Aaron Dang LLC
    SAM.gov registration
    US-GSA-SAM KRGZCF2E6MS8
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Nov 12, 2026
    Checked
    Oct 23, 2026
    Where
    Los Angeles, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  10. Abalone Coast Analytical, Inc.

    ActiveCorporation registered in SAM.gov

    San Luis Obispo, CA

    Ask it
    Proof for Abalone Coast Analytical, Inc.
    SAM.gov registration
    US-GSA-SAM D6FTSZ1DKKW6
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 17, 2026
    Checked
    Oct 23, 2026
    Where
    San Luis Obispo, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  11. Abm Test Inc

    ActiveCorporation registered in SAM.gov

    Fremont, CA

    Ask it
    Proof for Abm Test Inc
    SAM.gov registration
    US-GSA-SAM KP9DFNDD15Q8
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 2, 2026
    Checked
    Oct 23, 2026
    Where
    Fremont, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  12. Acb Design Consulting Group, Inc

    ActiveCorporation registered in SAM.gov

    San Diego, CA

    Ask it
    Proof for Acb Design Consulting Group, Inc
    SAM.gov registration
    US-GSA-SAM LE4GDKGBYR98
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 19, 2027
    Checked
    Oct 23, 2026
    Where
    San Diego, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  13. Accent on Languages

    ActiveCorporation registered in SAM.gov

    Berkeley, CA

    Ask it
    Proof for Accent on Languages
    SAM.gov registration
    US-GSA-SAM M3W2EQK9LHC1
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 4, 2026
    Checked
    Oct 23, 2026
    Where
    Berkeley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  14. Aci Laboratories Inc

    ActiveCorporation registered in SAM.gov

    San Diego, CA

    Ask it
    Proof for Aci Laboratories Inc
    SAM.gov registration
    US-GSA-SAM M9A4JS7AGSG8
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 9, 2027
    Checked
    Oct 23, 2026
    Where
    San Diego, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  15. Acorn Product Development, Inc.

    ActiveCorporation registered in SAM.gov

    Milpitas, CA

    Ask it
    Proof for Acorn Product Development, Inc.
    SAM.gov registration
    US-GSA-SAM U1FLZDNUK591
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 31, 2027
    Checked
    Oct 23, 2026
    Where
    Milpitas, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  16. Acro Sales CO.

    ActiveCorporation registered in SAM.gov

    National City, CA

    Ask it
    Proof for Acro Sales CO.
    SAM.gov registration
    US-GSA-SAM C7GBEPF8CJR7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 29, 2026
    Checked
    Oct 23, 2026
    Where
    National City, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  17. Act Lab LLC

    ActiveCorporation registered in SAM.gov

    Lakewood, CA

    Ask it
    Proof for Act Lab LLC
    SAM.gov registration
    US-GSA-SAM PAL2YCC3KL81
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 5, 2027
    Checked
    Oct 23, 2026
    Where
    Lakewood, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  18. Acumen LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Burlingame, CA

    Ask it
    Proof for Acumen LLC
    SAM.gov registration
    US-GSA-SAM XVMTJF1497P1
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jul 31, 2027
    Checked
    Oct 23, 2026
    Where
    Burlingame, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  19. Ad America, LLC

    ActiveCorporation registered in SAM.gov

    Upland, CA

    Ask it
    Proof for Ad America, LLC
    SAM.gov registration
    US-GSA-SAM HP28UBN8PN99
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 17, 2026
    Checked
    Oct 23, 2026
    Where
    Upland, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  20. Adkan Engineers

    ActiveCorporation registered in SAM.gov

    Riverside, CA

    Ask it
    Proof for Adkan Engineers
    SAM.gov registration
    US-GSA-SAM URHTREKGFZW4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Nov 25, 2026
    Checked
    Oct 23, 2026
    Where
    Riverside, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

Cities

San Diego 105Los Angeles 91San Francisco 64Sacramento 34San Jose 31Irvine 30Oakland 17Carlsbad 16Glendale 16Pasadena 16Santa Clara 15Anaheim 14Berkeley 14Huntington Beach 14Riverside 14Temecula 14Fremont 13Fresno 13Torrance 12Tustin 12El Segundo 11Long Beach 11Davis 10Mountain View 10

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