California › Los Angeles County › Plumbing › West Covina
Licensed plumbers in West Covina
39 contractors with a West Covina mailing address hold an active (CLEAR) CSLB C-36 Plumbing license in CSLB's license file dated Oct 20, 2026. Get quotes from up to 3 of them →
Plumbing work calls for a C-36 Plumbing license. A B general builder can do plumbing only as part of a larger job with other unrelated trades, unless they also hold a C-36.
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Ad space · openAdvertise here
A Featured spot on this plumbing page for West Covina is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
All 39 licensed plumbers
Order: A–Z by business name (neutral, stated). Showing 1–39. ALFREDO PEDROZA
C-36 · Lic. #895177 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
ANDREWS PLUMBING & DRAIN CLEANING
C-36 · Lic. #878792 · West Covina 91790
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
B B S CONSTRUCTION INC
C-36 · also A, B, C-15, C-33 · Lic. #839266 · West Covina 91791
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
B P MAINTENANCE PLUMBING INC
C-36 · Lic. #1093046 · West Covina 91791
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
BOB BAXTER MAINTENANCE & CONSTRUCTION
C-36 · also B, C-10 · Lic. #295995 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
CARLOS MENA
C-36 · Lic. #880198 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
CELCO CONSTRUCTION SERVICES INCORPORATED
C-36 · also B, C-10 · Lic. #988826 · West Covina 91790
Workers' comp: via leasing/temp firm
✓License Verified CSLB file · Oct 20, 2026
CML PLUMBING CONTRACTOR INC
C-36 · Lic. #932805 · West Covina 91793
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CONSTRUCTIX CO PLUMBING ELECTRICAL & GENERAL - B SVCS
C-36 · also B, C-10 · Lic. #936518 · West Covina 91792
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
D H K PLUMBING & PIPING INC
C-36 · Lic. #882130 · West Covina 91790
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DIRT CHEAP ROOTER N PLUMBING
C-36 · Lic. #908614 · West Covina 91791
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
DOCTOR ROOTER INC
C-36 · also A, B · Lic. #1051766 · West Covina 91791
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DYNAMO PLUMBING & DRAIN CLEANING INC
C-36 · Lic. #1126934 · West Covina 91790
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GONZALEZ PLUMBING & ROOTER
C-36 · Lic. #1129859 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
HUSTLE & FLOW PLUMBING LLC
C-36 · Lic. #1131990 · West Covina 91790
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JIUCHUAN SUN
C-36 · also B · Lic. #1023259 · West Covina 91791
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
JJJ PLUMBING INC
C-36 · Lic. #842875 · West Covina 91791
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
K O P CONSTRUCTION
C-36 · Lic. #945246 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
LY DUONG TANG
C-36 · also B, C-10, C-20 · Lic. #720921 · West Covina 91790
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MARIO CESAR ORTIZ
C-36 · Lic. #1047476 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
MASTER ROOTER PLUMBING SERVICE
C-36 · Lic. #513577 · West Covina 91790
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
O & Z PLUMBING WORK INC
C-36 · Lic. #911682 · West Covina 91790
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PEDROZA PLUMBING & ROOTER LLC
C-36 · Lic. #1158633 · West Covina 91793
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
PRO WATER PLUMBING
C-36 · Lic. #952006 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
R C P PLUMBING INC
C-36 · Lic. #998258 · West Covina 91791
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
REY SANTOS PLUMBING
C-36 · Lic. #992594 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
RF SOLAR & GREEN ENERGY INC
C-36 · also B, C-10, C-20, C-46 · Lic. #987150 · West Covina 91793
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ROSALES PLUMBING & ROOTER
C-36 · Lic. #802004 · West Covina 91793
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ROYAL SNAKE PLUMBING
C-36 · Lic. #1159392 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
SHAMS PLUMBING CONTRACTOR
C-36 · Lic. #925866 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
SOLIDWAY CONSTRUCTION INC
C-36 · also B, C-10 · Lic. #657819 · West Covina 91790
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SUN LIN
C-36 · Lic. #931259 · West Covina 91791
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
SUNCOM SERVICE
C-36 · also C-10, C-20, C-38 · Lic. #829980 · West Covina 91790
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SUNRISE HOME IMPROVEMENTS
C-36 · also B, C-10 · Lic. #950006 · West Covina 91792
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
THEE BEST ROOTER AND PLUMBING
C-36 · Lic. #957938 · West Covina 91791
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
UNITED FIRE & SAFETY SERVICE CORP
C-36 · also B, C-16 · Lic. #1111031 · West Covina 91790
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
WARD'S PLUMBING AND REMODELING
C-36 · also B · Lic. #622697 · West Covina 91791
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
WORTH CONSTRUCTION
C-36 · also B · Lic. #1084292 · West Covina 91791
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
ZHENWEI LIANG
C-36 · Lic. #1052050 · West Covina 91791
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026