Plumbers in Diamond Bar, CA
30 plumbers in Diamond Bar, CA. Every listing checked against the issuer's record, in the published order.
Cb Construction Group Inc
Brea, CA · WC ✓ · 5 mi away
Proof for Cb Construction Group Inc
- License
- CSLB 1135855
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C36 Plumbing
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brea, CA · serves California
- Phone
- (714) 932-1536
- Listing
- Built from public records. Not claimed yet, so call them directly.
Cedillo Peter
LA Habra, CA · WC exempt · 9 mi away
Proof for Cedillo Peter
- License
- CSLB 819801
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C16 Fire Protection; C36 Plumbing
- Expires
- May 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- LA Habra, CA · serves California
- Phone
- (949) 350-6715
- Listing
- Built from public records. Not claimed yet, so call them directly.
Celco Construction Services Incorporated
West Covina, CA · WC ✓ via leasing firm · 8 mi away
Proof for Celco Construction Services Incorporated
- License
- CSLB 988826
- 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
- Covered through an employee leasing firm
- Where
- West Covina, CA · serves California
- Phone
- (626) 956-3556
- Listing
- Built from public records. Not claimed yet, so call them directly.
Chandler Construction
LA Habra, CA · WC exempt · 9 mi away
Proof for Chandler Construction
- License
- CSLB 732739
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C33 Painting and Decorating; C36 Plumbing; D34 Prefabricated Equipment
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- LA Habra, CA · serves California
- Phone
- (562) 319-5729
- Listing
- Built from public records. Not claimed yet, so call them directly.
Chava's Plumbing
Montclair, CA · WC ✓ · 8 mi away
Proof for Chava's Plumbing
- License
- CSLB 765750
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Jul 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Montclair, CA · serves California
- Phone
- (909) 576-7953
- Listing
- Built from public records. Not claimed yet, so call them directly.
Chino Standard Inc
Chino, CA · WC ✓ · 8 mi away
Proof for Chino Standard Inc
- License
- CSLB 920479
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing; C42 Sanitation System
- Expires
- Jan 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (909) 662-1908
- Listing
- Built from public records. Not claimed yet, so call them directly.
Cj Plumbing and Hydro Jetting
Hacienda Heights, CA · WC exempt · 9 mi away
Proof for Cj Plumbing and Hydro Jetting
- License
- CSLB 933120
- 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
- Hacienda Heights, CA · serves California
- Phone
- (626) 404-6612
- Listing
- Built from public records. Not claimed yet, so call them directly.
Clean Out Plumbing and Rooter
LA Habra, CA · WC ✓ · 9 mi away
Proof for Clean Out Plumbing and Rooter
- License
- CSLB 1017551
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing; C42 Sanitation System
- Expires
- May 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- LA Habra, CA · serves California
- Phone
- (562) 328-9448
- Listing
- Built from public records. Not claimed yet, so call them directly.
Clearwater Plumbing & Construction
Ontario, CA · WC exempt · 9 mi away
Proof for Clearwater Plumbing & Construction
- License
- CSLB 980596
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C36 Plumbing
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Ontario, CA · serves California
- Phone
- (909) 244-2610
- Listing
- Built from public records. Not claimed yet, so call them directly.
Collazo Plumbing Inc
LA Puente, CA · WC ✓ · 7 mi away
Proof for Collazo Plumbing Inc
- License
- CSLB 1088013
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Mar 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- LA Puente, CA · serves California
- Phone
- (626) 872-9517
- Listing
- Built from public records. Not claimed yet, so call them directly.
Constructix Co Plumbing Electrical & General - B Svcs
West Covina, CA · WC exempt · 5 mi away
Proof for Constructix Co Plumbing Electrical & General - B Svcs
- License
- CSLB 936518
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C10 Electrical; C36 Plumbing
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- West Covina, CA · serves California
- Phone
- (626) 839-0336
- Listing
- Built from public records. Not claimed yet, so call them directly.
Controlfs LLC
Brea, CA · WC ✓ · 5 mi away
Proof for Controlfs LLC
- License
- CSLB 1059425
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C16 Fire Protection; C36 Plumbing
- Expires
- Oct 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brea, CA · serves California
- Phone
- (657) 232-1231
- Listing
- Built from public records. Not claimed yet, so call them directly.
Core P & C
Brea, CA · WC ✓ · 6 mi away
Proof for Core P & C
- License
- CSLB 927798
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- B General Building; C36 Plumbing
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brea, CA · serves California
- Phone
- (213) 999-1110
- Listing
- Built from public records. Not claimed yet, so call them directly.
Count on Plumbing
Glendora, CA · WC ✓ · 8 mi away
Proof for Count on Plumbing
- License
- CSLB 610947
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Glendora, CA · serves California
- Phone
- (626) 335-0415
- Listing
- Built from public records. Not claimed yet, so call them directly.
Courtesy Plumbers Inc
Covina, CA · WC ✓ via leasing firm · 8 mi away
Proof for Courtesy Plumbers Inc
- License
- CSLB 1016116
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Jul 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Covered through an employee leasing firm
- Where
- Covina, CA · serves California
- Phone
- (626) 967-5655
- Listing
- Built from public records. Not claimed yet, so call them directly.
Crh California Water Inc
Covina, CA · WC ✓ · 6 mi away
Proof for Crh California Water Inc
- License
- CSLB 982519
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C55 Water Conditioning
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Covina, CA · serves California
- Phone
- (626) 966-7521
- Listing
- Built from public records. Not claimed yet, so call them directly.
Cruz Johnny Plumbing
Covina, CA · WC exempt · 6 mi away
Proof for Cruz Johnny Plumbing
- License
- CSLB 1106109
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Jun 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Covina, CA · serves California
- Phone
- (626) 428-9917
- Listing
- Built from public records. Not claimed yet, so call them directly.
Custom H20
Brea, CA · WC ✓ · 5 mi away
Proof for Custom H20
- License
- CSLB 994323
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C55 Water Conditioning
- Expires
- Jul 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brea, CA · serves California
- Phone
- (949) 484-3200
- Listing
- Built from public records. Not claimed yet, so call them directly.
D C Plumbing
Glendora, CA · WC ✓ · 8 mi away
Proof for D C Plumbing
- License
- CSLB 687907
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Glendora, CA · serves California
- Phone
- (626) 428-6254
- Listing
- Built from public records. Not claimed yet, so call them directly.
D & D's Reasonable Plumbing
San Dimas, CA · WC exempt · 7 mi away
Proof for D & D's Reasonable Plumbing
- License
- CSLB 628425
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C36 Plumbing
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- San Dimas, CA · serves California
- Phone
- (323) 974-4440
- Listing
- Built from public records. Not claimed yet, so call them directly.
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