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

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Professional services in Harrisburg, PA

6 professional services in Harrisburg, PA; 30 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Andrew S. Mccreath & Son, Inc.

    ActiveCorporation registered in SAM.gov

    Harrisburg, PA

    Ask it
    Proof for Andrew S. Mccreath & Son, Inc.
    SAM.gov registration
    US-GSA-SAM CMKJP1MHUH41
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 6, 2027
    Checked
    Oct 23, 2026
    Where
    Harrisburg, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  2. Na'toria Marketing and Design Solutions LLC

    ActiveCorporation registered in SAM.gov

    Harrisburg, PA

    Ask it
    Proof for Na'toria Marketing and Design Solutions LLC
    SAM.gov registration
    US-GSA-SAM FY57Z8YD6225
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 10, 2027
    Checked
    Oct 23, 2026
    Where
    Harrisburg, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  3. Transcore Its, LLC

    ActiveCorporation registered in SAM.gov

    Harrisburg, PA

    Ask it
    Proof for Transcore Its, LLC
    SAM.gov registration
    US-GSA-SAM VAYLJ9UVRSA4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 16, 2027
    Checked
    Oct 23, 2026
    Where
    Harrisburg, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  4. Ways Pharmaceutical Services, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Harrisburg, PA

    Ask it
    Proof for Ways Pharmaceutical Services, LLC
    SAM.gov registration
    US-GSA-SAM DFA5XCLCYA63
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Mar 17, 2027
    Checked
    Oct 23, 2026
    Where
    Harrisburg, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  5. Pennsylvania Entertainment Group, Inc

    ActiveCorporation registered in SAM.gov

    Harrisburg, PA

    Ask it
    Proof for Pennsylvania Entertainment Group, Inc
    SAM.gov registration
    US-GSA-SAM H1GASLE54534
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 23, 2027
    Checked
    Oct 23, 2026
    Where
    Harrisburg, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  6. St. Bernard Innovations

    ActiveSole proprietorship registered in SAM.gov

    Harrisburg, PA

    Ask it
    Proof for St. Bernard Innovations
    SAM.gov registration
    US-GSA-SAM M7BJWKBLDGS6
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Dec 23, 2026
    Checked
    Oct 23, 2026
    Where
    Harrisburg, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  7. Safeguard Services LLC

    ActiveCorporation registered in SAM.gov

    Camp Hill, PA · 4 mi away

    Ask it
    Proof for Safeguard Services LLC
    SAM.gov registration
    US-GSA-SAM H4NNJLWMC4E4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Oct 1, 2027
    Checked
    Oct 23, 2026
    Where
    Camp Hill, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  8. Kathleen Jones Spilker

    ActiveSole proprietorship registered in SAM.gov

    Camp Hill, PA · 4 mi away

    Ask it
    Proof for Kathleen Jones Spilker
    SAM.gov registration
    US-GSA-SAM Y4KQQFMB9LQ1
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Nov 21, 2026
    Checked
    Oct 23, 2026
    Where
    Camp Hill, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  9. Kpn Consulting, LLC

    ActiveCorporation registered in SAM.gov

    Mechanicsburg, PA · 8 mi away

    Ask it
    Proof for Kpn Consulting, LLC
    SAM.gov registration
    US-GSA-SAM H3ZPQRK3ECM7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 5, 2027
    Checked
    Oct 23, 2026
    Where
    Mechanicsburg, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  10. S2Geo

    ActiveCorporation registered in SAM.gov

    Mechanicsburg, PA · 8 mi away

    Ask it
    Proof for S2Geo
    SAM.gov registration
    US-GSA-SAM YBJAFRL2BNU4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 10, 2027
    Checked
    Oct 23, 2026
    Where
    Mechanicsburg, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  11. Analytical Laboratory Services Inc

    ActiveCorporation registered in SAM.gov

    Middletown, PA · 10 mi away

    Ask it
    Proof for Analytical Laboratory Services Inc
    SAM.gov registration
    US-GSA-SAM KPVGLMUN39X4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 19, 2027
    Checked
    Oct 23, 2026
    Where
    Middletown, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  12. Millennials Virtual Services, Inc.

    ActiveCorporation registered in SAM.gov

    Dover, PA · 18 mi away

    Ask it
    Proof for Millennials Virtual Services, Inc.
    SAM.gov registration
    US-GSA-SAM FFJQCN2LP6Y5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 12, 2026
    Checked
    Oct 23, 2026
    Where
    Dover, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  13. Pursuit of Discovery Training and Consultation LLC

    ActiveCorporation registered in SAM.gov

    Palmyra, PA · 16 mi away

    Ask it
    Proof for Pursuit of Discovery Training and Consultation LLC
    SAM.gov registration
    US-GSA-SAM JW6PVBQJNEV9
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Feb 3, 2027
    Checked
    Oct 23, 2026
    Where
    Palmyra, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  14. Brightsign Asset Services, LLC

    ActiveCorporation registered in SAM.gov

    Carlisle, PA · 19 mi away

    Ask it
    Proof for Brightsign Asset Services, LLC
    SAM.gov registration
    US-GSA-SAM MRFBN38Y7BJ3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Oct 28, 2026
    Checked
    Oct 23, 2026
    Where
    Carlisle, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  15. Cumberland Analytical Laboratories Inc

    ActiveCorporation registered in SAM.gov

    Carlisle, PA · 19 mi away

    Ask it
    Proof for Cumberland Analytical Laboratories Inc
    SAM.gov registration
    US-GSA-SAM MG4ZB4A81V75
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 21, 2027
    Checked
    Oct 23, 2026
    Where
    Carlisle, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  16. 3Reative, 3Reative Entertainment LLC

    ActiveOther organization registered in SAM.gov

    York, PA · 24 mi away

    Ask it
    Proof for 3Reative, 3Reative Entertainment LLC
    SAM.gov registration
    US-GSA-SAM XC7KG6Q2TM23
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    Aug 10, 2027
    Checked
    Oct 23, 2026
    Where
    York, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  17. Airborne Contamination Identification Associates, Ltd.

    ActiveOther organization registered in SAM.gov

    York, PA · 22 mi away

    Ask it
    Proof for Airborne Contamination Identification Associates, Ltd.
    SAM.gov registration
    US-GSA-SAM ERVBH16F5CM7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    Apr 10, 2027
    Checked
    Oct 23, 2026
    Where
    York, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  18. Architectural Testing, Inc.

    ActiveTax-exempt corporation registered in SAM.gov

    York, PA · 22 mi away

    Ask it
    Proof for Architectural Testing, Inc.
    SAM.gov registration
    US-GSA-SAM MFA3FBUVUMM8
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    May 1, 2027
    Checked
    Oct 23, 2026
    Where
    York, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  19. Dunamis A-T-G LLC

    ActiveCorporation registered in SAM.gov

    York, PA · 22 mi away

    Ask it
    Proof for Dunamis A-T-G LLC
    SAM.gov registration
    US-GSA-SAM XXHEBHX6BN24
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 4, 2027
    Checked
    Oct 23, 2026
    Where
    York, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

  20. Karla Schweitzer Farrell + Associates LLC

    ActiveSole proprietorship registered in SAM.gov

    York, PA · 24 mi away

    Ask it
    Proof for Karla Schweitzer Farrell + Associates LLC
    SAM.gov registration
    US-GSA-SAM LW3LPEMUC5A9
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Sep 20, 2027
    Checked
    Oct 23, 2026
    Where
    York, PA · serves Pennsylvania
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record

More cities in Pennsylvania

Philadelphia 51Pittsburgh 36York 11Lancaster 7State College 7Doylestown 6Malvern 6Reading 6West Chester 6Bethel Park 5Easton 5

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