Plumbing contractors licensed in California

Every active California license that lists plumbing work, sorted by name.

• Mk Williams Plumbing & Fire Sprinklers INC
  Plumbing · Santa Maria · #449147
  Active Insurance current
• Mkm Plumbing
  Plumbing · Westminster · #1154669
  Active No insurance on file
• Mkr Plumbing INC
  Plumbing · Fontana · #979819
  Active No insurance on file
• Ml Plumbing
  Plumbing · Running Springs · #1128201
  Active No insurance on file
• Ml Plumbing INC
  General Contractors, Plumbing · Manteca · #993544
  Active Insurance current
• Ml Plumbing Services INC
  Plumbing · San Marcos · #979732
  Active Insurance current
• Mlb Builders LLC DBA Mlb Plumbing
  Plumbing · Pasadena · #1119252
  Active No insurance on file
• Mlc Constructors INC
  General Contractors, Electrical · Corona · #1068632
  Active Insurance current
• Mls Contracting INC DBA Mls Plumbing HVAC Electrical
  Electrical, Plumbing · Tulare · #1120976
  Active Insurance current
• Mls Group INC
  General Contractors, Plumbing · North Hollywood · #1128167
  Active No insurance on file
• Mm Plumbing
  Plumbing · Indio · #1087854
  Active Insurance current
• Mm Plumbing Maintenance & Repair
  Plumbing · Santa Ana · #986704
  Active No insurance on file
• Mmd Plumbing
  Plumbing · Roseville · #1144120
  Active No insurance on file
• Mmj Construction INC
  General Contractors, Electrical · Temecula · #988999
  Active Insurance current
• Mmp Ventures INC
  Plumbing · Herriman · #1052466
  Active Insurance current
• Mn Plumbing
  Plumbing · Santa Ana · #1109741
  Active No insurance on file
• Mndzpipes Plumbing INC
  Plumbing · Panorama City · #1102850
  Active No insurance on file
• Mnm Plumbing
  Plumbing · Los Alamitos · #760019
  Active No insurance on file
• Mo's Plumbing
  Plumbing · Tustin · #1110964
  Active No insurance on file
• Mocal Plumbing Heating Home Improvements
  Plumbing · Los Angeles · #724546
  Active No insurance on file
• Modaa Construction
  General Contractors, Plumbing · Sherman Oaks · #920856
  Active Insurance current
• Model Plumbing
  Plumbing · Pleasanton · #657050
  Active No insurance on file
• Modeno Builders INC
  General Contractors, Electrical · Oxnard · #1151614
  Active Insurance current
• Modern Cali Plumbers INC
  Plumbing · Panorama City · #1106821
  Active No insurance on file
• Modern Culture Plumbing INC
  Plumbing · Orange · #1094765
  Active Insurance current
• Modern Improvements INC DBA Modern Plumbing Company
  Plumbing · Redding · #943532
  Active No insurance on file
• Modern Misting Systems INC
  Plumbing · Palm Desert · #1000361
  Active Insurance current
• Modern Plumbers INC
  Plumbing · Watsonville · #1087753
  Active Insurance current
• Modern Plumbing
  Plumbing · Newport Beach · #532614
  Active Insurance current
• Modern Plumbing
  Plumbing · Yuba City · #897642
  Active No insurance on file
• Modern Plumbing and Supply CO
  Plumbing · Porterville · #267971
  Active Insurance current
• Modern Plumbing Solutions
  Plumbing · Sacramento · #1136454
  Active No insurance on file
• Modern Technology Resources INC
  General Contractors, Plumbing · San Francisco · #965267
  Active No insurance on file
• Modern Vision Construction INC
  General Contractors, Plumbing · San Francisco · #1135944
  Active No insurance on file
• Modern-Air Conditioning Company
  Plumbing, HVAC · Harbor City · #472651
  Active No insurance on file
• Modesto Rodriguez - Villa Contracting
  General Contractors, Plumbing · Escondido · #837800
  Active No insurance on file
• Modify Plumbing INC
  Plumbing · Santa Clarita · #1124361
  Active No insurance on file
• Moe's Plumbing
  Plumbing · Chico · #421596
  Active Insurance current
• Moe's Plumbing
  Plumbing · Santa Ynez · #748594
  Active Insurance current
• Moffett Plumbing & Air
  General Contractors, Plumbing · Orange · #827838
  Active Insurance expired
• Mohan's Plumbing INC
  Plumbing · Lawndale · #1123034
  Active No insurance on file
• Mohawk Construction CO
  General Contractors, Plumbing · Alhambra · #795116
  Active Insurance current
• Moises Gomar Plumbing
  Plumbing · Los Angeles · #1062709
  Active No insurance on file
• Moisin Group INC
  General Contractors, Plumbing · Riverside · #999991
  Active Insurance current
• Mojave Plumbing and Rooter
  Plumbing · Oak Hills · #1045135
  Active No insurance on file
• Mojica Plumbing INC
  Plumbing · Oceanside · #1085249
  Active Insurance current
• Molina's Technical Plumbing Repair
  Plumbing · Hollister · #975904
  Active Insurance current
• Molinas Plumbing & Rooter
  Plumbing · Pacoima · #1142956
  Active No insurance on file
• Mollenhauer Plumbing & Piping
  Plumbing · Alpine · #1000538
  Active No insurance on file
• Monair Contractors
  General Contractors, Electrical · Diamond Bar · #677543
  Active No insurance on file
• Monarch Home Services
  General Contractors, Electrical · Bakersfield · #925491
  Active Insurance expired
• Monarch Mechanical
  General Contractors, Plumbing · Oakland · #736565
  Active Insurance current
• Monarch Plumbing and Mechanical
  Plumbing · Burbank · #417651
  Active Insurance current
• Monarch Plumbing and Rooter INC
  Plumbing · Hayward · #1014475
  Active Insurance current
• Money Saver Plumbing
  Plumbing · Sun Valley · #851328
  Active No insurance on file
• Monico Plumbing INC
  Plumbing · Brentwood · #1121414
  Active Insurance expiring soon
• Moniko Construction & Plumbing INC
  General Contractors, Plumbing · San Diego · #1020006
  Active Insurance expiring soon
• Monkey Wrench Plumbing
  Plumbing · Santa Rosa · #958342
  Active Insurance current
• Monkey Wrench Plumbing Heating Air & Electric
  General Contractors, Electrical · Monterey Park · #922757
  Active Insurance expiring soon
• Monolit Builders INC
  General Contractors, Plumbing · Roseville · #928590
  Active No insurance on file
• Monroe Diversified Companies INC
  General Contractors, Plumbing · Covina · #1006269
  Active No insurance on file
• Monroy's Plumbing INC
  Plumbing · Los Angeles · #1111220
  Active No insurance on file
• Monster Mep INC
  General Contractors, Electrical · Los Gatos · #620812
  Active Insurance current
• Monster Plumbing INC
  Plumbing · Chula Vista · #1139765
  Active No insurance on file
• Monster Rooter
  Plumbing · Rosamond · #1083983
  Active No insurance on file
• Monta Linda INC DBA New Lattitudes Construction
  General Contractors, Plumbing · Alta Loma · #1066158
  Active No insurance on file
• Montana Builders INC
  General Contractors, Plumbing · Glendale · #1129594
  Active No insurance on file
• Montano Plumbing Company
  Plumbing · Capistrano Beach · #352501
  Active No insurance on file
• Montano Plumbing INC
  Plumbing, HVAC · Santa Cruz · #621230
  Active Insurance current
• Montecito Plumbing LLC
  Plumbing · Santa Barbara · #1115081
  Active Insurance current
• Monterey Bay Plumbing
  Plumbing · Aptos · #616249
  Active No insurance on file
• Monterey Coastal Plumbing Remodeling Company
  Plumbing · Marina · #1079501
  Active Insurance current
• Monterey Mechanical CO
  General Contractors, Plumbing · Oakland · #388361
  Active Insurance current
• Montes Plumbing Services
  Plumbing · Lakewood · #1089654
  Active No insurance on file
• Montgomery Plumbing INC
  Plumbing · Moreno Valley · #702097
  Active Insurance current
• Montgomery's Plumbing and Electric
  General Contractors, Electrical · Yuba City · #962206
  Active No insurance on file
• Montiel Plumbing
  Plumbing · Los Angeles · #1082280
  Active Insurance current
• Montosa Construction
  General Contractors, Plumbing · Concord · #783635
  Active No insurance on file
• Montoya Mechanical INC
  Plumbing · San Jose · #802311
  Active Insurance current
• Monty Gonzales Plumbing
  Plumbing · Bakersfield · #963954
  Active Insurance current
• Monzon Plumbing
  Plumbing · Los Angeles · #955712
  Active No insurance on file
• Moody's Plumbing Company
  Plumbing · Sacramento · #847076
  Active No insurance on file
• Moomau Plumbing INC
  Plumbing · San Jose · #792821
  Active No insurance on file
• Moon's Plumbing INC
  Plumbing · Canoga Park · #1009662
  Active Insurance current
• Moonraker Plumbing Corporation
  Plumbing · San Francisco · #1155183
  Active No insurance on file
• Moor Plumbing Solutions INC
  Plumbing · San Jose · #1099338
  Active Insurance expiring soon
• Moore Home Services
  General Contractors, Electrical · Santa Rosa · #1051850
  Active Insurance current
• Moore Plumbing
  Plumbing · San Leandro · #599650
  Active No insurance on file
• Moore Plumbing & Drains LLC
  Plumbing · San Marcos · #1078448
  Active Insurance current
• Moore Plumbing Concepts
  Plumbing · Truckee · #835708
  Active No insurance on file
• Moore Plumbing Construction and Services INC
  General Contractors, Plumbing · Chicago Park · #662186
  Active No insurance on file
• Moore's Plumbing INC
  Plumbing · Long Beach · #570736
  Active Insurance current
• Moorpark Plumbing
  Plumbing · Simi Valley · #758854
  Active No insurance on file
• Mor Plumbing INC
  Plumbing · Brentwood · #1110193
  Active Insurance current
• Mora Rooter
  Plumbing · Montebello · #897300
  Active No insurance on file
• Morales Plumbing
  Plumbing · Monrovia · #1078761
  Active No insurance on file
• Morales Plumbing
  Plumbing · San Jose · #1156542
  Active No insurance on file
• Morales Rooter
  Plumbing · Bishop · #946020
  Active Insurance expiring soon
• Morales Rooter & Plumbing INC
  Plumbing · Los Angeles · #1161399
  Active No insurance on file
• More Plumbing Company
  General Contractors, Plumbing · San Rafael · #433488
  Active No insurance on file

Last checked against state records on Oct 10, 2026. How we get this data.