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General engineering contractors in Upland, CA
51 general engineering contractors in Upland, CA. Every listing checked against the issuer's record, in the published order.
Grigolla Construction
San Dimas, CA · WC exempt · 9 mi away
Proof for Grigolla Construction
- License
- CSLB 840594
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Jun 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- San Dimas, CA · serves California
- Phone
- (909) 447-8530
- Listing
- Built from public records. Not claimed yet, so call them directly.
Grigolla S J Construction Co Inc
LA Verne, CA · WC ✓ self-insured · 6 mi away
Proof for Grigolla S J Construction Co Inc
- License
- CSLB 462356
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Sep 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Self-insured for workers' comp
- Where
- LA Verne, CA · serves California
- Phone
- (909) 596-6406
- Listing
- Built from public records. Not claimed yet, so call them directly.
Grigolla & Sons Construction Co Inc
San Dimas, CA · WC ✓ · 9 mi away
Proof for Grigolla & Sons Construction Co Inc
- License
- CSLB 514132
- 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
- San Dimas, CA · serves California
- Phone
- (909) 447-8530
- Listing
- Built from public records. Not claimed yet, so call them directly.
Growth Development Marketing Incorporated
Chino, CA · WC ✓ · 8 mi away
Proof for Growth Development Marketing Incorporated
- License
- CSLB 972790
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (909) 627-0200
- Listing
- Built from public records. Not claimed yet, so call them directly.
Guerrero Elgin
Ontario, CA · WC ✓ · 7 mi away
Proof for Guerrero Elgin
- License
- CSLB 1113824
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Dec 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Ontario, CA · serves California
- Phone
- (909) 816-1617
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gwas
Pomona, CA · WC ✓ · 8 mi away
Proof for Gwas
- License
- CSLB 955608
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C27 Landscaping; C31 Construction Zone Traffic Control; C49 Tree and Palm; D49 Tree Service; D59 Hydroseed Spraying
- Expires
- Dec 31, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Pomona, CA · serves California
- Phone
- (909) 623-8226
- Listing
- Built from public records. Not claimed yet, so call them directly.
H L Hitchcock Construction Inc
Rancho Cucamonga, CA · WC ✓ · 5 mi away
Proof for H L Hitchcock Construction Inc
- License
- CSLB 1080210
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C8 Concrete
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Rancho Cucamonga, CA · serves California
- Phone
- (909) 586-8413
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hanna Rifky B
Rancho Cucamonga, CA · WC exempt · 5 mi away
Proof for Hanna Rifky B
- License
- CSLB 839812
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Jun 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Rancho Cucamonga, CA · serves California
- Phone
- (909) 695-8070
- Listing
- Built from public records. Not claimed yet, so call them directly.
Haz Mat Trans Inc
Rancho Cucamonga, CA · WC ✓ · 5 mi away
Proof for Haz Mat Trans Inc
- License
- CSLB 823171
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; HAZ Hazardous Substance Removal
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Rancho Cucamonga, CA · serves California
- Phone
- (909) 889-5607
- Listing
- Built from public records. Not claimed yet, so call them directly.
Heavy Iron Contracting LLC
San Dimas, CA · WC ✓ · 9 mi away
Proof for Heavy Iron Contracting LLC
- License
- CSLB 1104415
- 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
- San Dimas, CA · serves California
- Phone
- (951) 830-9703
- Listing
- Built from public records. Not claimed yet, so call them directly.
Henkels & Mccoy West LLC
Pomona, CA · WC ✓ · 8 mi away
Proof for Henkels & Mccoy West LLC
- License
- CSLB 1100318
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical; D31 Pole Installation and Maintenance
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Pomona, CA · serves California
- Phone
- (909) 517-3011
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hhs Construction LLC
Ontario, CA · 7 mi away
Proof for Hhs Construction LLC
- SAM.gov registration
- US-GSA-SAM Q74UE6ACX7E9
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Corporation registered in SAM.gov
- Expires
- Dec 9, 2026
- Checked
- Oct 23, 2026
- Where
- Ontario, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hhs Construction LLC
Ontario, CA · WC ✓ · 7 mi away
Proof for Hhs Construction LLC
- License
- CSLB 818906
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C7 Low Voltage Systems; C10 Electrical; C31 Construction Zone Traffic Control
- Expires
- Dec 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Ontario, CA · serves California
- Phone
- (303) 325-2697
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hi - Way Safety Rentals Inc
Chino, CA · WC ✓ · 8 mi away
Proof for Hi - Way Safety Rentals Inc
- License
- CSLB 934148
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C31 Construction Zone Traffic Control; C32 Parking and Highway Improvement
- Expires
- Jun 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (909) 591-1781
- Listing
- Built from public records. Not claimed yet, so call them directly.
Highball Signal Inc
Rancho Cucamonga, CA · WC ✓ · 9 mi away
Proof for Highball Signal Inc
- License
- CSLB 977882
- 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
- Rancho Cucamonga, CA · serves California
- Phone
- (310) 961-1122
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hw Power
Chino, CA · WC ✓ · 8 mi away
Proof for Hw Power
- License
- CSLB 1035211
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C10 Electrical; D31 Pole Installation and Maintenance
- Expires
- Jan 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (562) 373-4949
- Listing
- Built from public records. Not claimed yet, so call them directly.
Intelligent Engineered Systems and Services
Rancho Cucamonga, CA · WC exempt · 9 mi away
Proof for Intelligent Engineered Systems and Services
- License
- CSLB 830327
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; HAZ Hazardous Substance Removal
- Expires
- Dec 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Rancho Cucamonga, CA · serves California
- Phone
- (866) 468-7978
- Listing
- Built from public records. Not claimed yet, so call them directly.
International Construction Builders LLC
Alta Loma, CA · WC ✓ · 5 mi away
Proof for International Construction Builders LLC
- License
- CSLB 1106960
- 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
- Alta Loma, CA · serves California
- Phone
- (909) 477-0892
- Listing
- Built from public records. Not claimed yet, so call them directly.
Intren West LLC
Pomona, CA · WC ✓ · 8 mi away
Proof for Intren West LLC
- License
- CSLB 1103190
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical; D31 Pole Installation and Maintenance
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Pomona, CA · serves California
- Phone
- (909) 517-3011
- Listing
- Built from public records. Not claimed yet, so call them directly.
J D Civil Engineering Inc
Chino, CA · WC ✓ · 8 mi away
Proof for J D Civil Engineering Inc
- License
- CSLB 1105126
- 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
- Chino, CA · serves California
- Phone
- (951) 733-6645
- Listing
- Built from public records. Not claimed yet, so call them directly.
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