Plumbing contractors licensed in California

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

• Matheneys Plumbing & Heating
  Plumbing, HVAC · Danville · #933520
  Active Insurance current
• Mathew Nickelson Plumbing
  Plumbing · Novato · #1096756
  Active No insurance on file
• Mathew Theis Plumbing
  Plumbing · Simi Valley · #1158963
  Active No insurance on file
• Mathews Mechanical
  Plumbing · Newark · #643197
  Active Insurance current
• Mathis Custom Remodeling
  General Contractors, Plumbing · La Mesa · #665399
  Active No insurance on file
• Matic Plumbing
  Plumbing · Lawndale · #810973
  Active No insurance on file
• Matrix Construction Services
  General Contractors, Electrical · Murrieta · #878441
  Active Insurance current
• Matrix Hg INC
  General Contractors, Electrical · Concord · #812232
  Active Insurance current
• Matsumoto Plumbing
  Plumbing · Escondido · #1074743
  Active No insurance on file
• Matt - Chlor INC
  Plumbing · El Monte · #724035
  Active Insurance current
• Matt B Plumbing
  Plumbing · Camarillo · #1001926
  Active No insurance on file
• Matt Bowland Plumbing INC
  Plumbing · Cardiff · #810844
  Active No insurance on file
• Matt Gordon Plumbing CO
  Plumbing · Alpine · #985435
  Active No insurance on file
• Matt Lucas Plumbing
  Plumbing · Lawndale · #1157640
  Active No insurance on file
• Matt Miller INC
  Plumbing · Arcadia · #744534
  Active Insurance current
• Matt Snyder Plumbing CO
  Plumbing · Palm Springs · #867578
  Active No insurance on file
• Matt Szczotka
  Plumbing · Glendale · #852244
  Active No insurance on file
• Matt Vaserman Plumbing
  Plumbing · Woodland Hills · #708698
  Active No insurance on file
• Matt Williams Plumbing
  Plumbing · Orangevale · #724565
  Active No insurance on file
• Matt's Plumbing
  Plumbing · Santa Maria · #908346
  Active No insurance on file
• Matt's Water System's and Plumbing
  Plumbing · Fort Bragg · #1140248
  Active No insurance on file
• Matteo's Plumbing
  Plumbing · San Francisco · #1161258
  Active No insurance on file
• Matthew Evangelista Plumbing
  Plumbing · Carefree · #741212
  Active No insurance on file
• Matthew F Morales
  Plumbing · Santa Barbara · #934167
  Active No insurance on file
• Matthew Fracasso
  Plumbing · San Dimas · #1070706
  Active Insurance current
• Matthew Hechim
  Plumbing · Vacaville · #888809
  Active No insurance on file
• Matthew Olivas
  Plumbing · Covina · #950208
  Active No insurance on file
• Matthew P Leffers
  General Contractors, Plumbing · San Francisco · #390912
  Active No insurance on file
• Matthew Ryan Boxell
  Plumbing · San Diego · #1022332
  Active No insurance on file
• Matthew's Plumbing INC
  Plumbing · Santa Clarita · #913745
  Active No insurance on file
• Matthews Construction
  General Contractors, Electrical · Middleton · #141026
  Active No insurance on file
• Mattson Plumbing Company
  Plumbing · Discovery Bay · #1048374
  Active No insurance on file
• Mattucci Plumbing Incorporated
  General Contractors, Plumbing · Gardena · #770059
  Active Insurance current
• Matzak Simonian
  Electrical, Plumbing · Los Angeles · #991848
  Active No insurance on file
• Mauerhan Plumbing INC
  Plumbing · Glendale · #247119
  Active Insurance current
• Maul Plumbing
  Plumbing · Atascadero · #722733
  Active No insurance on file
• Maurice Zepeda
  General Contractors, Electrical · Bell Gardens · #649588
  Active Insurance current
• Mauricios Plumbing
  Plumbing · Mira Loma · #802473
  Active Insurance current
• Maurilio Vega Plumbers
  Plumbing · Lindsay · #1144931
  Active No insurance on file
• Mauro's Plumbing INC
  Plumbing · El Cerrito · #984478
  Active Insurance current
• Mauzy Cooling Heating Plumbing and Electrical
  Electrical, Plumbing · Escondido · #1120624
  Active Insurance current
• Mav Construction INC
  Roofing, General Contractors · Riverside · #1079264
  Active Insurance current
• Maverick Plumbing and Rooter
  Plumbing · Perris · #1162088
  Active No insurance on file
• Maverick Plumbing Technicians INC
  Plumbing · Watsonville · #1102966
  Active Insurance expiring soon
• Maverick Water Heaters & Plumbing
  Plumbing · Moss Beach · #1087607
  Active No insurance on file
• Mavericks Backflow & Plumbing LLC
  Plumbing · San Martin · #1088152
  Active Insurance current
• Max Electric
  General Contractors, Electrical · San Rafael · #1148391
  Active Insurance current
• Max Maximum Service
  General Contractors, Electrical · Orange · #927790
  Active No insurance on file
• Maxflow Plumbing
  Plumbing · Oceanside · #850451
  Active No insurance on file
• Maximiliano Marceth DBA Piper's Plumbing
  Plumbing · Los Angeles · #431653
  Active No insurance on file
• Maximum Mechanical Plumbing
  Plumbing · Walnut · #1051536
  Active No insurance on file
• Maximum Plumbing
  Plumbing · Oceanside · #1036395
  Active No insurance on file
• Maximum Plumbing INC
  Plumbing · Burbank · #1107204
  Active No insurance on file
• Maximum Services Company
  General Contractors, Electrical · Los Osos · #738081
  Active Insurance current
• Maximus
  Roofing, General Contractors · North Highlands · #905488
  Active Insurance current
• Maximus Builders INC
  General Contractors, Plumbing · Walnut · #1000594
  Active Insurance current
• Maxland Construction
  General Contractors, Plumbing · Rowland Heights · #1142592
  Active No insurance on file
• Maxstopfix LLC
  Plumbing · Pasadena · #895446
  Active No insurance on file
• Maxtech
  General Contractors, Plumbing · Cerritos · #561271
  Active No insurance on file
• Maxwell Plumbing INC
  Plumbing · Bellflower · #875163
  Active No insurance on file
• Maxx Air Heating & Plumbing
  Plumbing, HVAC · Orange · #795756
  Active Insurance current
• Maxx Grip Plumbing & Sewer Service INC
  Plumbing, HVAC · Oxnard · #1113053
  Active Insurance current
• Maxx Plumbing and Drain INC
  Plumbing · Chula Vista · #1082160
  Active No insurance on file
• Maxx Water Heater Service
  Plumbing · San Diego · #1001815
  Active No insurance on file
• Mayday Plumbing/Mini Rooter
  Plumbing · Studio City · #582509
  Active No insurance on file
• Mayfair Builder INC DBA Mayfair Carpentry
  General Contractors, Electrical · Fremont · #1046282
  Active Insurance current
• Mayito's Plumbing Services
  Plumbing · San Jose · #1084121
  Active Insurance expiring soon
• Mayo Construction
  General Contractors, Plumbing · San Juan Capistrano · #439771
  Active No insurance on file
• Mayo's Plumbing
  Plumbing · Hidden Valley Lake · #1101922
  Active No insurance on file
• Mays Brothers Plumbing INC
  Plumbing · Rio Linda · #989705
  Active Insurance current
• Maz Plumbing Under Ground and Sewer Services LLC
  Plumbing · San Mateo · #1111601
  Active No insurance on file
• Mazariego Plumbing INC
  Plumbing · Los Angeles · #1009903
  Active Insurance current
• Mazovian Water Heaters
  Plumbing · Vacaville · #1151102
  Active No insurance on file
• Mb Plumbing
  Plumbing · Gardnerville · #1099668
  Active No insurance on file
• Mb Plumbing & Rooter
  Plumbing · Costa Mesa · #1137813
  Active No insurance on file
• Mb Plumbing Services INC
  Plumbing · Brea · #804385
  Active No insurance on file
• Mb Plumbing Solutions INC
  Plumbing · Sacramento · #1152578
  Active No insurance on file
• Mbj Plumbing INC
  Plumbing · Ceres · #1134009
  Active Insurance current
• Mbm Plumbing INC
  Plumbing · Los Angeles · #1123474
  Active Insurance expiring soon
• Mbt Construction INC
  General Contractors, Electrical · Fountain Valley · #1108137
  Active Insurance current
• Mbtj Bangert INC
  Plumbing · Tustin · #752497
  Active Insurance current
• Mc Avoy Enterprises
  Plumbing · Madera · #891190
  Active No insurance on file
• Mc Cann Plumbing
  Plumbing · Atascadero · #515435
  Active No insurance on file
• Mc Cauley Bros Plumbing
  Plumbing · Long Beach · #846892
  Active No insurance on file
• Mc Cluskey Construction
  General Contractors, Electrical · San Francisco · #721097
  Active No insurance on file
• Mc Construction Services
  General Contractors, Electrical · San Francisco · #1154873
  Active No insurance on file
• Mc Cullough Plumbing INC
  General Contractors, Plumbing · Escondido · #559526
  Active Insurance current
• Mc Daniel Mechanical Construction INC
  General Contractors, Plumbing · Napa · #721808
  Active Insurance expiring soon
• Mc Dermott Plumbing
  Plumbing · Lancaster · #1028106
  Active Insurance expired
• Mc Elwain Construction
  General Contractors, Electrical · Graeagle · #751464
  Active No insurance on file
• Mc Gaughey Plumbing INC
  Plumbing · Goleta · #737796
  Active Insurance current
• Mc Gough Plumbing
  Plumbing · Downey · #503269
  Active No insurance on file
• Mc Installations
  General Contractors, Plumbing · Sun City · #920593
  Active No insurance on file
• Mc Jasm INC DBA Murray Plumbing & Fire
  Plumbing, HVAC · Redding · #824419
  Active Insurance expired
• Mc Kenney's Air Conditioning INC
  Plumbing, HVAC · Bakersfield · #447218
  Active Insurance expired
• Mc Kenny & Sons INC
  General Contractors, Plumbing · Eureka · #375208
  Active Insurance current
• Mc Laughlin Air Conditioning CO
  General Contractors, Plumbing · Stockton · #752342
  Active Insurance current
• Mc Naney Plumbing
  General Contractors, Plumbing · Livermore · #628472
  Active No insurance on file
• Mc Pherson Plumbing INC
  Plumbing · Thousand Oaks · #853892
  Active No insurance on file
• Mc Plumbing
  Plumbing · Sacramento · #1109926
  Active Insurance expiring soon

Last checked against state records on Oct 9, 2026. How we get this data.