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NAICS 237990 · Other Heavy and Civil Engineering Construction

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General engineering contractors in Riverside, CA

191 general engineering contractors in Riverside, CA. Every listing checked against the issuer's record, in the published order.

  1. S-Line Contractors

    ActiveB General Building+3

    Riverside, CA · WC ✓

    CallAsk it
    Proof for S-Line Contractors
    License
    CSLB 1053841
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C8 Concrete; C10 Electrical; C34 Pipeline
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 502-5282
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  2. Sabu

    ActiveA General Engineering+1

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Sabu
    License
    CSLB 853837
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical
    Expires
    Oct 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (949) 922-9217
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  3. Safe - Ex Inc

    ActiveA General Engineering

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Safe - Ex Inc
    License
    CSLB 1107365
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 788-0703
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  4. San Fernando Transit Constructors

    ActiveA General Engineering

    Riverside, CA · WC ✓

    CallAsk it
    Proof for San Fernando Transit Constructors
    License
    CSLB 1088090
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 684-5360
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  5. Sc Constructors

    ActiveA General Engineering

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Sc Constructors
    License
    CSLB 1134961
    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
    Riverside, CA · serves California
    Phone
    (951) 335-0067
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  6. Schones Gary F

    ActiveA General Engineering+3

    Riverside, CA · WC exempt

    CallAsk it
    Proof for Schones Gary F
    License
    CSLB 298135
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical; C34 Pipeline; C36 Plumbing
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Riverside, CA · serves California
    Phone
    (714) 325-1759
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  7. Schuler Constructors Inc

    ActiveA General Engineering

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Schuler Constructors Inc
    License
    CSLB 992465
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 738-9215
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  8. Schwartz Construction

    ActiveA General Engineering+2

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Schwartz Construction
    License
    CSLB 632050
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C17 Glazing
    Expires
    Nov 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (909) 946-3697
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  9. Semna

    ActiveA General Engineering+1

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Semna
    License
    CSLB 1074391
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (909) 327-8169
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  10. Serafin's Engineering Corp

    ActiveA General Engineering

    Riverside, CA · No WC on file

    CallAsk it
    Proof for Serafin's Engineering Corp
    License
    CSLB 1045120
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Oct 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    No current workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (909) 786-7952
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  11. Sidra Group Inc

    ActiveA General Engineering+2

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Sidra Group Inc
    License
    CSLB 963307
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C13 Fencing; C51 Structural Steel
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 977-9868
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  12. Sigma One Construction Inc

    ActiveA General Engineering+1

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Sigma One Construction Inc
    License
    CSLB 1123441
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (909) 260-7660
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  13. Skanska-Cec Joint Venture

    ActiveA General Engineering

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Skanska-Cec Joint Venture
    License
    CSLB 1105396
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 335-0067
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  14. Skanska - Coffman a Joint Venture

    ActiveA General Engineering

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Skanska - Coffman a Joint Venture
    License
    CSLB 1119654
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 784-5360
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  15. Skanska-Coffman a Joint Venture II

    ActiveA General Engineering+1

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Skanska-Coffman a Joint Venture II
    License
    CSLB 1145178
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; HAZ Hazardous Substance Removal
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 335-0067
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  16. Skanska Constructors

    ActiveA General Engineering+2

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Skanska Constructors
    License
    CSLB 974698
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C51 Structural Steel
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 684-5360
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  17. Skanska-Flatiron a Joint Venture

    ActiveA General Engineering

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Skanska-Flatiron a Joint Venture
    License
    CSLB 1137775
    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
    Riverside, CA · serves California
    Phone
    (951) 684-5360
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  18. Skanska - Rados Expo 2 Joint Venture

    ActiveA General Engineering+1

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Skanska - Rados Expo 2 Joint Venture
    License
    CSLB 945030
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 684-5360
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  19. Skanska-Stacy and Witbeck a Joint Venture

    ActiveA General Engineering

    Riverside, CA · WC exempt

    CallAsk it
    Proof for Skanska-Stacy and Witbeck a Joint Venture
    License
    CSLB 983775
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Riverside, CA · serves California
    Phone
    (951) 684-5360
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  20. Skanska Sully - Miller a Joint Venture

    ActiveA General Engineering

    Riverside, CA · WC ✓

    CallAsk it
    Proof for Skanska Sully - Miller a Joint Venture
    License
    CSLB 1117682
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 684-5360
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

More cities in California

Bakersfield 337San Francisco 307San Diego 273Sacramento 244Los Angeles 235San Jose 188Fresno 184Irvine 140Santa Rosa 134Corona 122Redding 119El Cajon 117Anaheim 116Oakland 111Temecula 110Escondido 103

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Checked facts from public license files · How ranking works