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Plumbers in Ontario, CA
49 plumbers in Ontario, CA. Every listing checked against the issuer's record, in the published order.
Green Comfort Phac Inc
Upland, CA · WC ✓ via leasing firm · 8 mi away
Proof for Green Comfort Phac Inc
- License
- CSLB 1160800
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- Sep 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Covered through an employee leasing firm
- Where
- Upland, CA · serves California
- Phone
- (951) 965-4634
- Listing
- Built from public records. Not claimed yet, so call them directly.
Green Systems
Riverside, CA · WC ✓ · 10 mi away
Proof for Green Systems
- License
- CSLB 522928
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- Jan 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Riverside, CA · serves California
- Phone
- (951) 347-8233
- Listing
- Built from public records. Not claimed yet, so call them directly.
Guardian Angel Plumbing Inc
Chino, CA · WC ✓ · 5 mi away
Proof for Guardian Angel Plumbing Inc
- License
- CSLB 1033885
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C36 Plumbing
- Expires
- Dec 31, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (562) 274-8867
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gusr
Riverside, CA · WC exempt · 10 mi away
Proof for Gusr
- License
- CSLB 1103948
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Riverside, CA · serves California
- Phone
- (951) 598-4464
- Listing
- Built from public records. Not claimed yet, so call them directly.
H B Professional Plumbing Inc
Alta Loma, CA · WC ✓ · 7 mi away
Proof for H B Professional Plumbing Inc
- License
- CSLB 744906
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Jun 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Alta Loma, CA · serves California
- Phone
- (909) 226-5798
- Listing
- Built from public records. Not claimed yet, so call them directly.
H E Hoist Equipment
Rancho Cucamonga, CA · WC exempt · 10 mi away
Proof for H E Hoist Equipment
- License
- CSLB 698661
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Nov 30, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Rancho Cucamonga, CA · serves California
- Phone
- (909) 573-6646
- Listing
- Built from public records. Not claimed yet, so call them directly.
H R Plumbing
Pomona, CA · WC ✓ · 8 mi away
Proof for H R Plumbing
- License
- CSLB 398698
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Pomona, CA · serves California
- Phone
- (323) 394-2411
- Listing
- Built from public records. Not claimed yet, so call them directly.
H V a C Home Services
Fontana, CA · WC ✓ · 9 mi away
Proof for H V a C Home Services
- License
- CSLB 1097024
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- Sep 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Fontana, CA · serves California
- Phone
- (951) 900-8731
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hayden's Services Inc
Claremont, CA · WC exempt · 9 mi away
Proof for Hayden's Services Inc
- License
- CSLB 359145
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C10 Electrical; C27 Landscaping; C36 Plumbing
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Claremont, CA · serves California
- Phone
- (626) 786-1387
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hector Herrera
Eastvale, CA · WC ✓ · 8 mi away
Proof for Hector Herrera
- License
- CSLB 716102
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Eastvale, CA · serves California
- Phone
- (562) 505-0318
- Listing
- Built from public records. Not claimed yet, so call them directly.
Heinl Plumbing
Riverside, CA · WC ✓ · 10 mi away
Proof for Heinl Plumbing
- License
- CSLB 210902
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Riverside, CA · serves California
- Phone
- (562) 713-0443
- Listing
- Built from public records. Not claimed yet, so call them directly.
Henry's Plumbing Services
Upland, CA · WC ✓ · 6 mi away
Proof for Henry's Plumbing Services
- License
- CSLB 903452
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C36 Plumbing
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Upland, CA · serves California
- Phone
- (909) 553-2807
- Listing
- Built from public records. Not claimed yet, so call them directly.
High Performance Plumbing
Chino, CA · WC exempt · 5 mi away
Proof for High Performance Plumbing
- License
- CSLB 569436
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Chino, CA · serves California
- Phone
- (951) 712-6557
- Listing
- Built from public records. Not claimed yet, so call them directly.
High Speed Plumbing Inc
Pomona, CA · WC ✓ · 8 mi away
Proof for High Speed Plumbing Inc
- License
- CSLB 997843
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Oct 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Pomona, CA · serves California
- Phone
- (626) 890-0185
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hoist Pro
Rancho Cucamonga, CA · WC exempt · 10 mi away
Proof for Hoist Pro
- License
- CSLB 1134970
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing; D21 Machinery and Pumps
- Expires
- Mar 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Rancho Cucamonga, CA · serves California
- Phone
- (909) 573-6442
- Listing
- Built from public records. Not claimed yet, so call them directly.
Holder Plumbing
Upland, CA · WC exempt · 6 mi away
Proof for Holder Plumbing
- License
- CSLB 825954
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- ASB Asbestos Certification; C36 Plumbing
- Expires
- Oct 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Upland, CA · serves California
- Phone
- (909) 980-1450
- Listing
- Built from public records. Not claimed yet, so call them directly.
Holguins Plumbing & Rooter Inc
Chino, CA · WC ✓ · 5 mi away
Proof for Holguins Plumbing & Rooter Inc
- License
- CSLB 929015
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Oct 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (909) 821-2361
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hoyo Rooter
Fontana, CA · WC exempt · 9 mi away
Proof for Hoyo Rooter
- License
- CSLB 1043803
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Aug 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Fontana, CA · serves California
- Phone
- (626) 242-5559
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hugo's Plumbing & Vilchez Construction Inc
Chino, CA · WC ✓ · 5 mi away
Proof for Hugo's Plumbing & Vilchez Construction Inc
- License
- CSLB 744988
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C36 Plumbing
- Expires
- Jan 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (909) 443-9644
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hydrotek Industries
Jurupa Valley, CA · WC ✓ · 10 mi away
Proof for Hydrotek Industries
- License
- CSLB 1037206
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C55 Water Conditioning
- Expires
- Mar 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Jurupa Valley, CA · serves California
- Phone
- (951) 743-0674
- Listing
- Built from public records. Not claimed yet, so call them directly.
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