All states California
California license records
Licensed contractors in Walnut, CA 262 active licenses list Walnut as their address in California Contractors State License Board's License Master file, file dated November 6, 2026.
Before you hire anyone on this list Confirm the license on the official site. Our copy is a snapshot; the state's record is live and shows complaints. Make sure the name on your contract matches the name on the license. Check the license type covers your job. A roofing license doesn't cover electrical work. How to check a contractor in California, step by step
General building (B) 112 126 Builders INC #1086031 · expires January 31, 2028 A C S Enterprises INC #940300 · expires November 30, 2027 Aapex Construction Group INC #1124934 · expires August 31, 2028 American Vector INC #1038463 · expires April 30, 2028 Aplicano Construction INC #1060797 · expires November 30, 2027 Artisan Builders #754401 · expires November 30, 2027 B A Construction Services #1027083 · expires December 31, 2027 Baisden Terry M #898342 · expires June 30, 2027 Bear Flag Construction #580269 · expires April 30, 2028 Best Fast Group INC #1161786 · expires September 30, 2028 Billary Development INC #711282 · expires August 31, 2027 Borrego Jesus #858358 · expires May 31, 2027 California Construction and Restoration #1000808 · expires May 31, 2027 Carrey John and Associates #362692 · expires August 31, 2028 Chen Haoran #1093862 · expires July 31, 2028 Cheng Fei #946134 · expires April 30, 2028 Cherry Avenue Development INC #937782 · expires September 30, 2027 Chu Jie Construction INC #944201 · expires March 31, 2028 Chuan Thomas #608285 · expires June 30, 2027 Cleon Construction INC #1152984 · expires April 30, 2028 Concord Development & Construction #998809 · expires November 30, 2026 D C Ample INC #1025233 · expires March 31, 2027 Derek Construction #634954 · expires January 31, 2028 Dva Construction #1141289 · expires July 31, 2027 Echeverria Francisco #907671 · expires December 31, 2027 Exim Construction INC #1099859 · expires December 31, 2026 Fairway Remodeling & Construction INC #1130064 · expires December 31, 2026 Fashion Maple Design and Construction INC #1023915 · expires February 29, 2028 Fz Great Construction INC #1085842 · expires January 31, 2028 G J S Construction #978763 · expires November 30, 2026 Gl Gme Construction INC #1133822 · expires March 31, 2027 Glc Group Construction #1061258 · expires December 31, 2027 Gofg Construction INC #1051182 · expires March 31, 2027 Golden Sentry General Contractors INC #675471 · expires August 31, 2028 Green Eagle Enterprise Corporation #408399 · expires June 30, 2027 Herui Construction #1048427 · expires December 31, 2026 Hl Construction #1118426 · expires March 31, 2028 Hong Walter C Jr #420543 · expires March 31, 2028 Huang Hui Hua #1139943 · expires July 31, 2027 Hyrich Construction & Supply LLC #1070346 · expires September 30, 2027 I Build Construction Corp #1031585 · expires October 31, 2027 Ihome Construction Group INC #1088533 · expires March 31, 2028 J A S A Designology INC #1097637 · expires October 31, 2028 J R Construction #465277 · expires November 30, 2026 J Works Construction #851462 · expires December 31, 2026 Jc - 97 Construction INC #1133932 · expires April 30, 2027 Jianqing Zhang #1146468 · expires November 30, 2027 Jz Construction Pro #1005354 · expires July 31, 2027 Kaizen Crossing Development INC #1110888 · expires October 31, 2027 King Young Investments INC #1059807 · expires October 31, 2027 Kna Construction INC #1036481 · expires March 31, 2028 L Brothers Investment Group INC #1038280 · expires April 30, 2028 L H J Construction INC #1024329 · expires March 31, 2027 L&Y Construction INC #1104300 · expires May 31, 2027 Liao Leon L #1059474 · expires October 31, 2027 Lifeng Si #1143803 · expires September 30, 2027 Lira Construction Group #1116212 · expires February 29, 2028 Lohr J Construction #942378 · expires January 31, 2028 Ls Construction #1153222 · expires April 30, 2028 Lu Chih-Hu #961698 · expires June 30, 2027 M G M Builders & Developers #1001355 · expires February 28, 2027 Ma Yanting #977084 · expires September 30, 2028 Manpower Builders #1124431 · expires July 31, 2028 Meijia Decoration INC #1143418 · expires September 30, 2027 Mendoza Ruben #928672 · expires February 28, 2027 Mikassa #1136247 · expires April 30, 2027 Miller Cathleen C #576933 · expires September 30, 2027 Miller Gary G General Building Contractor #295177 · expires January 31, 2028 Ming Construction #719782 · expires March 31, 2028 Northaxis Construction Group INC #1160747 · expires September 30, 2028 Pan Anchao #1037685 · expires April 30, 2028 Panda Renovation INC #1145822 · expires October 31, 2027 Peacecal Corporation #1101969 · expires February 28, 2027 R M A Design Build Group INC #931801 · expires April 30, 2027 Ramirez & Yang Construction INC #1157101 · expires June 30, 2028 Rock Solid Construction INC #1139681 · expires June 30, 2027 Rocklike Construction Co INC #973747 · expires October 31, 2027 Rodeo Construction and Management INC #1012238 · expires March 31, 2028 Roman Construction INC #971274 · expires October 31, 2028 S W Fixtures INC #880573 · expires July 31, 2028 Safe Sun Construction INC #1124971 · expires August 31, 2028 Scmj Construction INC #1038049 · expires April 30, 2028 Sdm Remodeling INC #1138908 · expires June 30, 2027 Servpro of Walnut #949875 · expires July 31, 2028 Shi Ivan Yi #900600 · expires July 31, 2027 Skyland Builders INC #1053627 · expires May 31, 2027 Skyland Construction and Remodeling Co #1060663 · expires November 30, 2027 Skyland Design and Build Co #1114785 · expires January 31, 2028 Song Yusheng #1076196 · expires May 31, 2027 Ss & Son's Construction INC #960549 · expires May 31, 2027 Sunup Develop Corporation #945148 · expires April 30, 2028 T D General Company INC #952740 · expires September 30, 2028 Tam's General Construction Services #1118730 · expires April 30, 2028 Top One L M INC #1042151 · expires July 31, 2028 Tri-Best Construction Company #1124906 · expires August 31, 2028 Tsai Masterbuilders #457096 · expires February 29, 2028 Tundra Construction Design & Build #1040237 · expires June 30, 2028 U S A Construction & Remodeling #852577 · expires January 31, 2027 Vv Construction #1083193 · expires November 30, 2027 W P Construction #1010084 · expires January 31, 2028 Wang Xin #949407 · expires June 30, 2028 Weilai Builders LLC #1136326 · expires April 30, 2027 Wl Vision Construction INC #1154619 · expires May 31, 2028 Wong Alan Lung #1062950 · expires February 29, 2028 Wright Bob Industrial Properties INC #394632 · expires October 31, 2028 Wu Yu Ji #718880 · expires February 29, 2028 X3 Construction INC #1135918 · expires April 30, 2027 Yen Cheng Chang #1163676 · expires October 31, 2028 Ymy Construction INC #1112215 · expires November 30, 2027 Yuan Meng #1154938 · expires May 31, 2028 Z R Square Construction #1050887 · expires March 31, 2027 Zhongmei Construction #1146902 · expires November 30, 2027 Electrical (C-10) 18 365 Solar INC #1150110 · expires February 29, 2028 All American Crane Maintenance #659174 · expires November 30, 2028 Concept Electric INC #1062738 · expires August 31, 2028 Gao Shan Electrical Services #1066744 · expires July 31, 2028 Gea Electric #1126733 · expires September 30, 2028 Gentry Vasquez Electric INC #1035047 · expires April 30, 2028 Great River New Energy Service Co Ltd #1158727 · expires July 31, 2028 Leekin Electric Corp #1153843 · expires April 30, 2028 Li Serena Song Electrical Construction #1124123 · expires July 31, 2028 Love Electric #966961 · expires October 31, 2027 Martin's Electrical and Lighting Company INC #726579 · expires September 30, 2028 Oxford Intelligent Energy Co Ltd #1108845 · expires August 31, 2027 Preferred Electrical Contractors INC #427052 · expires September 30, 2028 Rc Electric #543321 · expires October 31, 2028 Santos Eduardo Electric #741965 · expires October 31, 2027 Tanara Power #1145884 · expires November 30, 2027 Tone Electric INC #999074 · expires December 31, 2026 W E R Electrical #933994 · expires June 30, 2027 Warm-air heating, ventilating and air-conditioning (C-20) 14 Air Caresaver Corp #1054832 · expires June 30, 2027 Air Temperature Control #449261 · expires August 31, 2027 Aolus HVAC #1159822 · expires August 31, 2028 D L HVAC #1120809 · expires May 31, 2028 David's Repair Center #750042 · expires May 31, 2028 I Go Heating & Air Conditioning #998354 · expires November 30, 2028 I Go Heating & Air Conditioning INC #1049231 · expires January 31, 2027 J C Air Conditioning INC #1009208 · expires November 30, 2027 Jay's Services #732053 · expires January 31, 2027 Jd Air #1091749 · expires May 31, 2028 Quinto Heating and Air #1082953 · expires October 31, 2027 S T W HVAC #968650 · expires December 31, 2027 Steve's Heating & Air Conditioning #1029672 · expires August 31, 2027 Weatherite Corporation #451778 · expires January 31, 2028 Plumbing (C-36) 11 A Drain Doctor #803591 · expires January 31, 2028 Bonilla Christopher #1002675 · expires April 30, 2027 Bruce's Plumbing Service #904642 · expires October 31, 2027 Joellson Michael #957335 · expires April 30, 2027 John the Plumber #669082 · expires April 30, 2027 Kp Plumbing INC #1044093 · expires May 31, 2028 Li David #1111958 · expires October 31, 2027 Maximum Mechanical Plumbing #1051536 · expires March 31, 2027 Peacecal Plumbing #1144632 · expires October 31, 2027 Phillips G Plumbing #526195 · expires March 31, 2027 Walnut Plumbing #1005582 · expires July 31, 2027 General engineering (A), General building (B) 11 D L Master Construction #866169 · expires October 31, 2027 Delux Design & Construction INC #1005579 · expires July 31, 2027 Dohome Technologies Corporation #1147132 · expires December 31, 2027 Ko Jonathan #922189 · expires September 30, 2028 Le Construction #474134 · expires May 31, 2028 Shalc Gc INC #1062050 · expires January 31, 2028 Shea Homes INC #672285 · expires June 30, 2027 Shea Properties Management Company INC #826337 · expires October 31, 2027 Shnc Gc INC #1060327 · expires November 30, 2027 Shsc Gc INC #1012096 · expires March 31, 2028 U S Construction Enterprises Corp #1032091 · expires October 31, 2027 Other license types 96 A E Acoustics Insulation and acoustical (C-2) · #460512 · expires July 31, 2028 Advance Windows & Doors Cabinet, millwork and finish carpentry (C-6), Limited specialty (D-24) · #417549 · expires February 29, 2028 Advanced Aluminum Awning Co General building (B), Limited specialty (D-03) · #575140 · expires August 31, 2027 Alliance Industrial Refrigeration Services INC General building (B), Warm-air heating, ventilating and air-conditioning (C-20) and 1 more · #825297 · expires October 31, 2027 Altay Floor Covering Solutions INC Flooring and floor covering (C-15) · #1024993 · expires March 31, 2027 Amigo Chinito Flooring and floor covering (C-15), Ceramic and mosaic tile (C-54) · #871748 · expires January 31, 2028 Anatone Corp Solar (C-46) · #971379 · expires March 31, 2028 Atlas Construction Clean-Up Services Limited specialty (D-63) · #1038375 · expires April 30, 2028 Aurum Construction General building (B), Warm-air heating, ventilating and air-conditioning (C-20) · #1111999 · expires October 31, 2027 C S Legacy Construction INC General engineering (A), General building (B) and 1 more · #826870 · expires October 31, 2027 California Garage Door Service INC Electrical (C-10), Limited specialty (D-28) · #926317 · expires December 31, 2026 Camdog Cctv Low voltage systems (C-7) · #928036 · expires January 31, 2027 Chien Scott General building (B), Electrical (C-10) and 2 more · #1089712 · expires April 30, 2028 Chillest Industries LLC Refrigeration (C-38) · #1100936 · expires January 31, 2027 Chung Yun Su General engineering (A) · #1120310 · expires May 31, 2028 Cinda Construction INC General engineering (A), General building (B) and 1 more · #890143 · expires July 31, 2028 Citisign Sign (C-45) · #1050442 · expires February 28, 2027 Clarion Construction INC General building (B), Sheet metal (C-43) · #577545 · expires September 30, 2027 Claypool Frank Concrete Cutting INC Concrete (C-8), Limited specialty (D-06) · #938332 · expires September 30, 2027 Coast Cabinet Installations INC Cabinet, millwork and finish carpentry (C-6) · #628685 · expires June 30, 2028 Coating Finishes Painting and decorating (C-33) · #1061501 · expires December 31, 2027 Corona Air and Water Balancing Water conditioning (C-55), Limited specialty (D-62) · #1051200 · expires March 31, 2027 D S X Communications Low voltage systems (C-7) · #1094479 · expires July 31, 2028 De Jong Arnold Limited specialty (D-12) · #1000660 · expires January 31, 2027 Diamond Doors Limited specialty (D-28) · #898716 · expires June 30, 2027 Diversified Coatings & Linings Co Limited specialty (D-06), Limited specialty (D-12) · #470843 · expires March 31, 2027 Elite Performance Flooring INC Flooring and floor covering (C-15) · #999363 · expires December 31, 2026 Endura Construction Corp General building (B), Painting and decorating (C-33) and 1 more · #1090232 · expires April 30, 2028 Excellent G M E P Construction INC General building (B), Electrical (C-10) and 1 more · #1026917 · expires May 31, 2027 Expert HVAC Service INC General building (B), Warm-air heating, ventilating and air-conditioning (C-20) and 2 more · #1115612 · expires January 31, 2028 Formsolutions INC Sign (C-45) · #1130739 · expires December 31, 2026 Frausto Gabriel Underground Construction INC General engineering (A), Sanitation system (C-42) · #1040416 · expires May 31, 2028 Freshco Painters INC General building (B), Painting and decorating (C-33) and 1 more · #983458 · expires May 31, 2027 Galactric Technology Co Low voltage systems (C-7) · #1052828 · expires April 30, 2027 Golden East Roofing & Construction INC Roofing (C-39) · #946835 · expires May 31, 2028 Grand Water Water conditioning (C-55) · #938228 · expires September 30, 2027 Greenland Landscape INC Landscaping (C-27) · #946498 · expires April 30, 2028 Han Gary Refrigeration (C-38) · #828492 · expires December 31, 2027 Home Theater Evolution Low voltage systems (C-7) · #941144 · expires December 31, 2027 Hwang Dong Tsair Electrical (C-10), Plumbing (C-36) · #697328 · expires October 31, 2028 Hy HVAC Service Electrical (C-10), Warm-air heating, ventilating and air-conditioning (C-20) · #1145147 · expires October 31, 2027 J & L Structural Steel Welding INC Structural steel (C-51) · #747271 · expires March 31, 2027 J & S Engineering Contractors INC General engineering (A) · #1120834 · expires May 31, 2028 J and D Quality Flooring INC Flooring and floor covering (C-15), Ceramic and mosaic tile (C-54) · #1045616 · expires October 31, 2028 J F Shea / Parsons A Joint Venture General engineering (A), Electrical (C-10) and 1 more · #1030038 · expires August 31, 2027 J F Shea Construction INC General engineering (A), Electrical (C-10) and 1 more · #769989 · expires October 31, 2027 Kinno Low voltage systems (C-7) · #945602 · expires April 30, 2028 L R Locksmithing Limited specialty (D-16) · #527795 · expires April 30, 2028 La Habra Fire Protection and Plumbing Fire protection (C-16), Plumbing (C-36) · #757985 · expires January 31, 2027 Labco General engineering (A) · #574675 · expires January 31, 2027 Lee's Construction General building (B), Electrical (C-10) · #718265 · expires June 30, 2028 Li David Roofing (C-39) · #1120567 · expires August 31, 2028 Louis Doors Garage Door Specialties INC Limited specialty (D-28) · #733583 · expires May 31, 2027 Lumenexx Solar (C-46) · #1114147 · expires December 31, 2027 Lz Comfort Home Electrical (C-10), Warm-air heating, ventilating and air-conditioning (C-20) · #1081673 · expires September 30, 2027 Maximus Builders INC General building (B), Plumbing (C-36) · #1000594 · expires January 31, 2027 Mc Bobcat Concrete Services INC Concrete (C-8) · #853899 · expires October 31, 2028 Mengta Yang Low voltage systems (C-7) · #1157822 · expires July 31, 2028 Mid-Valley Automatic Fire Protection Systems INC Electrical (C-10), Fire protection (C-16) · #610562 · expires January 31, 2027 Mjx Construction INC General building (B), Electrical (C-10) · #1092994 · expires June 30, 2028 Mouhawas Boutros General building (B), Roofing (C-39) · #797671 · expires July 31, 2027 Mtec General building (B), Painting and decorating (C-33) and 1 more · #873492 · expires December 31, 2026 Ocean Maintenance & Painting Painting and decorating (C-33) · #868472 · expires November 30, 2027 P & R Painting Services INC Painting and decorating (C-33) · #722635 · expires January 31, 2027 Peter Urrutia Limited specialty (D-63) · #1141524 · expires August 31, 2027 Pomona Valley Plumbing Heating Air Conditioning Co INC Warm-air heating, ventilating and air-conditioning (C-20), Plumbing (C-36) · #1019549 · expires October 31, 2028 Power-Tech Enterprises INC General engineering (A), Electrical (C-10) · #844791 · expires August 31, 2028 Premier West Landscape Landscaping (C-27) · #997853 · expires October 31, 2028 Premierwest Landscape INC Landscaping (C-27) · #1016876 · expires August 31, 2028 Pristine Plastering Lathing and plastering (C-35) · #986368 · expires December 31, 2027 Rainbow Pool & Spa Plaster Swimming pool (C-53) · #919398 · expires July 31, 2028 Rainbow Pool & Spa Replaster INC The Swimming pool (C-53) · #977152 · expires September 30, 2028 Reliable Glass Co INC Glazing (C-17) · #232953 · expires August 31, 2028 Ro James & Associates INC Painting and decorating (C-33) · #1025475 · expires April 30, 2027 Ry Construction/Communication Systems General building (B), Low voltage systems (C-7) · #601155 · expires August 31, 2028 S K Painting Co Painting and decorating (C-33) · #751235 · expires July 31, 2028 S L Specialties of Southern California INC Limited specialty (D-04) · #856062 · expires March 31, 2027 Santos Sprinklers Limited specialty (D-12) · #967788 · expires November 30, 2027 Shea - Traylor J V General engineering (A) · #787746 · expires November 30, 2028 Shea-Skanska Jv General engineering (A) · #1132623 · expires February 28, 2027 Soria Steel Structural steel (C-51) · #1128891 · expires November 30, 2026 Southcoast Cabinet INC Cabinet, millwork and finish carpentry (C-6) · #484318 · expires December 31, 2027 Spymicro Surveillance Technologies Low voltage systems (C-7) · #1072230 · expires December 31, 2026 Sung Pacific INC General building (B), Landscaping (C-27) and 1 more · #529045 · expires September 30, 2027 Tropical Tree Service INC Limited specialty (D-49) · #760901 · expires March 31, 2027 U S A Roofing INC General building (B), Roofing (C-39) · #937639 · expires September 30, 2027 Union Construction Company General engineering (A), General building (B) and 1 more · #399937 · expires February 28, 2027 United Industrial Contractors General building (B), Limited specialty (D-06) and 2 more · #674403 · expires July 31, 2027 United Riggers & Erectors INC General engineering (A), General building (B) and 4 more · #245451 · expires March 31, 2028 Us Door Limited specialty (D-28) · #1116260 · expires February 29, 2028 Ustairs General building (B), Fencing (C-13) · #1067337 · expires July 31, 2028 Vogel Construction Company General building (B), Limited specialty (D-16) · #206453 · expires May 31, 2028 Wbe Construction General building (B), Electrical (C-10) · #1106240 · expires June 30, 2027 West Coast Renovation Residential remodeling (B-2) · #1161624 · expires September 30, 2028 Window Technique U.S.A Limited specialty (D-52) · #954479 · expires November 30, 2028 Wonevista Construction General building (B), Cabinet, millwork and finish carpentry (C-6) · #1082394 · expires October 31, 2027 Is your business on this list?
Open your license page and choose "Claim this page" to add your phone number and website. They show on your page
and next to your name here, so people checking you out can call.
Got a quote? Check it before you sign. VetMyProposal reads a contractor's proposal for free and flags what's missing, unclear or risky. It works for roofing, solar, HVAC and window quotes.
Review my proposal free VetMyProposal is a free tool from the team behind LicenseLookup.
Source: California Contractors State License Board's License Master file. CSLB's file covers licenses that are current, or expired but still renewable. Cancelled and revoked licenses aren't in it, so if you can't find someone, check the official search. Only licenses that are active in the file and list an address in
Walnut are shown; a contractor based elsewhere can still work here. LicenseLookup is an independent guide, not a
government agency, and this is not an endorsement of anyone listed. See our terms .