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NAICS 237990 · Other Heavy and Civil Engineering Construction

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General engineering contractors in Klamath, CA

General engineering contractors in Klamath, CA; 239 within 100 miles. Every listing checked against the issuer's record, in the published order.

  1. Wahlund Construction Inc / Sequoia Construction Specialties

    ActiveA General Engineering

    Eureka, CA · WC exempt · 54 mi away

    Proof for Wahlund Construction Inc / Sequoia Construction Specialties
    License
    CSLB 855844
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Eureka, CA · serves California
    Phone
    (707) 268-0150
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Willow Hawk Inc

    ActiveA General Engineering+1

    Salyer, CA · WC exempt · 53 mi away

    Proof for Willow Hawk Inc
    License
    CSLB 989804
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Salyer, CA · serves California
    Phone
    (530) 739-3828
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Zabel S Frank Trucking Company Inc

    ActiveA General Engineering

    Eureka, CA · WC ✓ · 54 mi away

    Proof for Zabel S Frank Trucking Company Inc
    License
    CSLB 735625
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Eureka, CA · serves California
    Phone
    (707) 443-4277
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. G R Sundberg, Inc.

    ActiveCorporation registered in SAM.gov

    Arcata, CA · 50 mi away

    Proof for G R Sundberg, Inc.
    SAM.gov registration
    US-GSA-SAM FXT8NWQLTKY5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 28, 2027
    Checked
    Oct 23, 2026
    Where
    Arcata, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  5. Mercer Fraser CO

    ActiveCorporation registered in SAM.gov

    Eureka, CA · 53 mi away

    Proof for Mercer Fraser CO
    SAM.gov registration
    US-GSA-SAM U8Z7NRNPNLJ4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 22, 2027
    Checked
    Oct 23, 2026
    Where
    Eureka, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  6. Willow Hawk Inc

    ActiveCorporation registered in SAM.gov

    Salyer, CA · 53 mi away

    Proof for Willow Hawk Inc
    SAM.gov registration
    US-GSA-SAM G2EXKL832FF5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    May 17, 2027
    Checked
    Oct 23, 2026
    Where
    Salyer, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  7. Aldrich R B Construction

    ActiveA General Engineering+3

    Fort Jones, CA · WC ✓ · 56 mi away

    Proof for Aldrich R B Construction
    License
    CSLB 406254
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C8 Concrete; C12 Earthwork and Paving
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fort Jones, CA · serves California
    Phone
    (530) 468-5649
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Boudro Construction

    ActiveA General Engineering

    Greenview, CA · WC exempt · 59 mi away

    Proof for Boudro Construction
    License
    CSLB 823042
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Greenview, CA · serves California
    Phone
    (530) 598-1580
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Campbell Grading Inc

    ActiveA General Engineering+2

    Fort Jones, CA · WC ✓ · 56 mi away

    Proof for Campbell Grading Inc
    License
    CSLB 542002
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C12 Earthwork and Paving; HAZ Hazardous Substance Removal
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fort Jones, CA · serves California
    Phone
    (530) 468-4226
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Downey Trucking & Excavating Inc

    ActiveA General Engineering+1

    Fort Jones, CA · WC exempt · 56 mi away

    Proof for Downey Trucking & Excavating Inc
    License
    CSLB 874484
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C12 Earthwork and Paving
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Fort Jones, CA · serves California
    Phone
    (530) 468-2034
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Figas Construction

    ActiveA General Engineering+1

    Eureka, CA · WC ✓ · 58 mi away

    Proof for Figas Construction
    License
    CSLB 332773
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C21 Building Moving/Demolition
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Eureka, CA · serves California
    Phone
    (707) 442-2620
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Ftm Engineering

    ActiveA General Engineering

    Fort Jones, CA · WC exempt · 56 mi away

    Proof for Ftm Engineering
    License
    CSLB 1159263
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Fort Jones, CA · serves California
    Phone
    (530) 643-1226
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Gast Kurt E General Engineering Contractor

    ActiveA General Engineering

    Eureka, CA · WC exempt · 58 mi away

    Proof for Gast Kurt E General Engineering Contractor
    License
    CSLB 1003176
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Eureka, CA · serves California
    Phone
    (707) 496-2853
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Hemmingsen Pavement Solutions

    ActiveA General Engineering

    Cutten, CA · WC ✓ · 56 mi away

    Proof for Hemmingsen Pavement Solutions
    License
    CSLB 818109
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Cutten, CA · serves California
    Phone
    (707) 826-7283
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Mountain Engineering Inc

    ActiveA General Engineering

    Fort Jones, CA · WC exempt · 56 mi away

    Proof for Mountain Engineering Inc
    License
    CSLB 1098409
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Fort Jones, CA · serves California
    Phone
    (530) 356-4946
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Moxon Construction

    ActiveA General Engineering+2

    Eureka, CA · WC exempt · 58 mi away

    Proof for Moxon Construction
    License
    CSLB 1091123
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C42 Sanitation System
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Eureka, CA · serves California
    Phone
    (707) 496-4414
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Niekrasz Plumbing Inc

    ActiveC4 Boiler, Hot Water Heating and Steam Fitting+3

    Eureka, CA · WC exempt · 58 mi away

    Proof for Niekrasz Plumbing Inc
    License
    CSLB 292370
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C4 Boiler, Hot Water Heating and Steam Fitting; C34 Pipeline; C36 Plumbing; C42 Sanitation System
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Eureka, CA · serves California
    Phone
    (707) 442-7181
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Northcoast Environmental Construction Inc

    ActiveA General Engineering+1

    Eureka, CA · WC ✓ · 58 mi away

    Proof for Northcoast Environmental Construction Inc
    License
    CSLB 695289
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; HAZ Hazardous Substance Removal
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Eureka, CA · serves California
    Phone
    (707) 442-2032
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Pierson Company

    ActiveA General Engineering+4

    Eureka, CA · WC ✓ · 58 mi away

    Proof for Pierson Company
    License
    CSLB 265024
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; ASB Asbestos Certification; B General Building; C5 Framing and Rough Carpentry; C8 Concrete
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Eureka, CA · serves California
    Phone
    (707) 268-1800
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Protrades Construction Inc

    ActiveA General Engineering+2

    Eureka, CA · WC ✓ · 58 mi away

    Proof for Protrades Construction Inc
    License
    CSLB 1130911
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C5 Framing and Rough Carpentry
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Eureka, CA · serves California
    Phone
    (707) 268-1810
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

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