you asked:
Plumbers in Diamond Bar, CA
29 plumbers in Diamond Bar, CA. Every listing checked against the issuer's record, in the published order.
Fordable Plumbing
LA Puente, CA · WC ✓ · 7 mi away
Proof for Fordable Plumbing
- License
- CSLB 1119090
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Apr 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- LA Puente, CA · serves California
- Phone
- (562) 324-8462
- Listing
- Built from public records. Not claimed yet, so call them directly.
Fracasso Matthew
San Dimas, CA · WC ✓ · 7 mi away
Proof for Fracasso Matthew
- License
- CSLB 1070706
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Nov 30, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- San Dimas, CA · serves California
- Phone
- (626) 944-7760
- Listing
- Built from public records. Not claimed yet, so call them directly.
Frank the Plumber
LA Habra, CA · WC exempt · 9 mi away
Proof for Frank the Plumber
- License
- CSLB 967360
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- LA Habra, CA · serves California
- Phone
- (714) 482-5144
- Listing
- Built from public records. Not claimed yet, so call them directly.
Fuel Pros Inc
Chino, CA · WC ✓ · 8 mi away
Proof for Fuel Pros Inc
- License
- CSLB 269354
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C36 Plumbing; HAZ Hazardous Substance Removal
- Expires
- Feb 29, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (909) 614-1379
- Listing
- Built from public records. Not claimed yet, so call them directly.
Fwc LLC
Placentia, CA · WC ✓ · 9 mi away
Proof for Fwc LLC
- License
- CSLB 1070340
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C10 Electrical; C13 Fencing; C36 Plumbing
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Placentia, CA · serves California
- Phone
- (714) 471-7924
- Listing
- Built from public records. Not claimed yet, so call them directly.
G & G Construction Serv
Yorba Linda, CA · WC ✓ · 9 mi away
Proof for G & G Construction Serv
- License
- CSLB 902259
- 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
- Yorba Linda, CA · serves California
- Phone
- (562) 832-0033
- Listing
- Built from public records. Not claimed yet, so call them directly.
G K Plumbing
LA Habra, CA · WC exempt · 9 mi away
Proof for G K Plumbing
- License
- CSLB 862516
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- LA Habra, CA · serves California
- Phone
- (213) 321-3703
- Listing
- Built from public records. Not claimed yet, so call them directly.
G & S Construction
Glendora, CA · WC exempt · 8 mi away
Proof for G & S Construction
- License
- CSLB 357542
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C27 Landscaping; C29 Masonry; C33 Painting and Decorating; C36 Plumbing; C54 Ceramic and Mosaic Tile
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Glendora, CA · serves California
- Phone
- (626) 536-2959
- Listing
- Built from public records. Not claimed yet, so call them directly.
G's Plumbing & Rooter Inc
LA Habra, CA · WC exempt · 9 mi away
Proof for G's Plumbing & Rooter Inc
- License
- CSLB 1047349
- 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
- LA Habra, CA · serves California
- Phone
- (714) 609-9314
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gadong Plumbing Inc
Fullerton, CA · 10 mi away
Proof for Gadong Plumbing Inc
- USDOT registration
- US-DOT 3987318
- Issuer
- US-DOT
- Status
- Active
- Class
- Private motor carrier
- Checked
- Oct 23, 2026
- Where
- Fullerton, CA · serves California
- Phone
- (323) 775-3808
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gadong Plumbing Inc
Fullerton, CA · WC exempt · 10 mi away
Proof for Gadong Plumbing Inc
- License
- CSLB 1095946
- 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
- Fullerton, CA · serves California
- Phone
- (323) 775-3808
- Listing
- Built from public records. Not claimed yet, so call them directly.
Galaz Repipe
Rowland Heights, CA · WC ✓ · 5 mi away
Proof for Galaz Repipe
- License
- CSLB 1156431
- 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
- Rowland Heights, CA · serves California
- Phone
- (323) 715-9535
- Listing
- Built from public records. Not claimed yet, so call them directly.
Garcia Manuel Serna
Chino, CA · WC ✓ · 8 mi away
Proof for Garcia Manuel Serna
- License
- CSLB 771071
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (626) 485-1609
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gener Pablito Regis
LA Puente, CA · WC exempt · 7 mi away
Proof for Gener Pablito Regis
- License
- CSLB 531810
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C10 Electrical; C36 Plumbing
- Expires
- Dec 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- LA Puente, CA · serves California
- Phone
- (626) 716-1701
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gl Plumbing Services
Brea, CA · WC exempt · 5 mi away
Proof for Gl Plumbing Services
- License
- CSLB 1108638
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Brea, CA · serves California
- Phone
- (714) 597-1150
- Listing
- Built from public records. Not claimed yet, so call them directly.
Glover Plumbing Solutions Inc
Chino Hills, CA · WC ✓ · 7 mi away
Proof for Glover Plumbing Solutions Inc
- License
- CSLB 1159846
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Aug 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino Hills, CA · serves California
- Phone
- (424) 436-2978
- Listing
- Built from public records. Not claimed yet, so call them directly.
Golden Eagle Plumbing
Covina, CA · WC ✓ · 8 mi away
Proof for Golden Eagle Plumbing
- License
- CSLB 999190
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Dec 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Covina, CA · serves California
- Phone
- (626) 437-0055
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gonzalez Plumbing & Rooter
West Covina, CA · WC exempt · 8 mi away
Proof for Gonzalez Plumbing & Rooter
- License
- CSLB 1129859
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Dec 31, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- West Covina, CA · serves California
- Phone
- (323) 949-0448
- Listing
- Built from public records. Not claimed yet, so call them directly.
Good Day Plumbing Service
Brea, CA · WC exempt · 5 mi away
Proof for Good Day Plumbing Service
- License
- CSLB 1104109
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- May 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Brea, CA · serves California
- Phone
- (657) 341-9656
- Listing
- Built from public records. Not claimed yet, so call them directly.
Grace Rooter and Plumbing
Ontario, CA · WC exempt · 9 mi away
Proof for Grace Rooter and Plumbing
- License
- CSLB 817808
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Mar 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Ontario, CA · serves California
- Phone
- (626) 827-2720
- Listing
- Built from public records. Not claimed yet, so call them directly.
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