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Licensed contractors in Castro Valley, CA 412 active licenses list Castro Valley as their address in California Contractors State License Board's License Master file, file dated November 6, 2026.
This page shows the first 400 by name; search by name to find anyone else.
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) 181 2y Construction INC #997875 · expires October 31, 2028 Alex Construction #958486 · expires March 31, 2027 All Star Team Construction #962122 · expires June 30, 2027 Allpro Construction #939186 · expires October 31, 2027 American River Framing LLC #746425 · expires September 30, 2027 Anxin Associates Construction INC #971649 · expires March 31, 2028 Anykind Construction #677394 · expires November 30, 2027 Archuletta Eric General Contractor #787800 · expires November 30, 2026 Art Line Construction #1134503 · expires March 31, 2028 Atb Construction #1151339 · expires March 31, 2028 Bandera Construction Company #813872 · expires February 28, 2027 Bar In the Woods Construction #469701 · expires February 28, 2027 Barrera's Builders #903233 · expires September 30, 2027 Bay Area Builders #896486 · expires May 31, 2027 Bay Full Construction #1099771 · expires December 31, 2026 Bd Construction #1051563 · expires March 31, 2027 Bebe Construction Company #888603 · expires December 31, 2026 Beck Brian Construction #869512 · expires May 31, 2028 Benitez Builder #1061251 · expires December 31, 2027 Bingo Builders #1110685 · expires September 30, 2027 Blackstone S R Construction INC #520142 · expires November 30, 2027 Boelsterli Zachary #1077803 · expires July 31, 2027 Brandon Choi Construction #1150927 · expires February 29, 2028 Broadedge Builders LLC #1161729 · expires September 30, 2028 Brostrom Construction #895980 · expires May 31, 2027 C R F Builders INC #926072 · expires December 31, 2026 C S Z Construction Company #984433 · expires June 30, 2027 Cad Com #931582 · expires April 30, 2027 Caistor Construction #725563 · expires May 31, 2027 Callier Jordon Construction #894179 · expires April 30, 2027 Camello INC #790164 · expires January 31, 2027 Carmel Construction Company #858096 · expires April 30, 2027 Celis Construction #963254 · expires July 31, 2027 Cheung Yee #855650 · expires March 31, 2027 Chi Construction Company #552583 · expires January 31, 2027 Chin Sam #857303 · expires April 30, 2027 Clamar's All Phase Construction INC #1066886 · expires July 31, 2028 Clamar's Precisions Builds #1094844 · expires August 31, 2028 Cobra Home Improvement INC #1112414 · expires November 30, 2027 Complete Const Co #557164 · expires February 28, 2027 Crawford Incorporated #904632 · expires October 31, 2027 Cronk G Construction #988109 · expires October 31, 2027 Crossroads Restoration LLC #1158985 · expires July 31, 2028 Cunningham Construction #955393 · expires December 31, 2026 D & M Builders #797083 · expires July 31, 2027 D M C Construction #918194 · expires June 30, 2028 D W Construction #1098104 · expires October 31, 2028 Dave's Interior Construction Specialist #782005 · expires June 30, 2027 Davis Levi Construction INC #1132903 · expires February 28, 2027 Day Group Builders LLC #1107047 · expires July 31, 2027 Deen Robert Construction #513685 · expires August 31, 2027 Del Rosario Christopher Emanuel #872088 · expires May 31, 2028 Diablo Mountain Construction LLC #1101794 · expires February 28, 2027 Dich Construction #1033784 · expires December 31, 2027 Donahue Backhoe & Construction Co #504109 · expires December 31, 2027 Door Specialist #852259 · expires January 31, 2027 Drabec Nicholas #639451 · expires March 31, 2028 East Bay Construction #650791 · expires July 31, 2028 Eb Home Construction #1112791 · expires November 30, 2027 Ecol Development INC #897153 · expires May 31, 2027 Elite Construction #845888 · expires September 30, 2028 Elite Home Remodeling #970250 · expires February 29, 2028 Ericson M Vega Construction #1144261 · expires September 30, 2027 Fazzio Robert Construction #876000 · expires April 30, 2028 Fine Build Construction INC #999104 · expires December 31, 2026 Franco John L Construction #723550 · expires June 30, 2028 G X Construction Co #1008387 · expires October 31, 2027 Gelles David #935402 · expires July 31, 2027 Grandeur Construction INC #596556 · expires May 31, 2027 Griffin Construction Services #1029762 · expires August 31, 2027 Gutierrez A1 Construction #1056598 · expires August 31, 2027 H 3 D Home Construction #977770 · expires October 31, 2028 H B M Construction #991414 · expires March 31, 2028 H I S Home Improvement Service #623902 · expires July 31, 2027 Hamilton Exteriors #1078806 · expires July 31, 2027 Hb Construction Services INC #1001862 · expires March 31, 2027 Hector's Construction Company #709208 · expires July 31, 2027 Hemenez Mark A General Contractor #614891 · expires March 31, 2027 Heritage Construction #818503 · expires April 30, 2027 Huang's Builders INC #1094286 · expires June 30, 2028 Huiwen Zhu #1161898 · expires September 30, 2028 Ilie Lucas Construction #1020308 · expires November 30, 2026 Ionian Builders LLC #1050163 · expires February 28, 2027 Ionut Construction #1026785 · expires May 31, 2027 Isaac Rion Construction #1136338 · expires April 30, 2027 J & A Construction #974834 · expires July 31, 2028 J A M Construction #1058356 · expires September 30, 2027 J Ubhi Construction #883659 · expires September 30, 2028 J V C Construction #604531 · expires May 31, 2027 J&V Pro Construction and Remodeling #1141138 · expires July 31, 2027 Jhr Framing #1111496 · expires October 31, 2027 Jht Construction Services INC #1157139 · expires June 30, 2028 Jing Zhang #1145548 · expires October 31, 2027 Jy General Construction #1159907 · expires August 31, 2028 K M S Construction #988014 · expires October 31, 2027 K M Squared #1102264 · expires March 31, 2027 Kaitz Construction General Contractor #938624 · expires October 31, 2027 Karajen Construction Services #676791 · expires September 30, 2027 Key One Construction INC #1155498 · expires May 31, 2028 Killian Construction #738955 · expires August 31, 2027 Knuppe H James #214462 · expires October 31, 2027 Knuppe M J Development Company #742847 · expires November 30, 2027 L L Construction #1087278 · expires February 29, 2028 Lampropoulos Georgios #992652 · expires May 31, 2028 Langon Building & Developing #765364 · expires July 31, 2027 Langon Joseph #757428 · expires December 31, 2026 Lerner Aaron General Contractor #927537 · expires January 31, 2027 Lico's Contracting #1021433 · expires December 31, 2026 Loreto Construction Services #866213 · expires October 31, 2027 Lu's Construction #871211 · expires January 31, 2028 Lyons Construction #761972 · expires April 30, 2027 M A Services General Contracting #759101 · expires February 28, 2027 M B Development #778837 · expires May 31, 2028 M B R #457961 · expires September 30, 2027 M C R Construction #729668 · expires November 30, 2026 M W C & Associates #398440 · expires November 30, 2027 Matthies Construction #1102199 · expires March 31, 2027 Mena Construction #1092706 · expires June 30, 2028 Mendoza Mario #888992 · expires August 31, 2027 Mikeco Construction Company #1020142 · expires November 30, 2026 Mmw Construction INC #1158511 · expires July 31, 2028 Mnm Builders INC #1029642 · expires August 31, 2027 New Generation Construction & Remodeling INC #1000571 · expires March 31, 2028 Nice Ralph J #549951 · expires December 31, 2026 Northup Construction INC #265315 · expires January 31, 2028 Ocean Remodel INC #1120751 · expires May 31, 2028 Olsen Consulting #1128663 · expires November 30, 2026 Olson Cliff Construction #529277 · expires May 31, 2028 Osman Construction INC #1149250 · expires January 31, 2028 Our Handy Helper #1145235 · expires October 31, 2027 P F P Builders INC #1162212 · expires September 30, 2028 Pacific Bay Remodeling #1076321 · expires May 31, 2027 Payne's General Contracting #800246 · expires October 31, 2027 Perfect Home Builders INC #1058032 · expires September 30, 2027 Peters Construction #993709 · expires June 30, 2028 Phelps Ryan Construction #829520 · expires December 31, 2027 Pinon Custom Construction INC #1048101 · expires December 31, 2026 Preferred Quality Home Improvements #964396 · expires August 31, 2027 Premium Builders INC #767321 · expires May 31, 2028 Pro Attic Restoration INC #1039440 · expires May 31, 2028 Pro-Tech Maintenance & Repair #596933 · expires July 31, 2027 Punjab Construction #689179 · expires May 31, 2028 Quixotic Construction #940742 · expires December 31, 2027 R J H Construction #517983 · expires March 31, 2027 R S V P Development & Construction #660902 · expires December 31, 2026 Radovich Pete Construction #449887 · expires December 31, 2027 Rayco Construction Services INC #809022 · expires December 31, 2027 Red Door Restoration INC #916469 · expires December 31, 2026 Reis Construction Company LLC #1144162 · expires September 30, 2027 Renovations Plus #857337 · expires November 30, 2027 Rose Ken A #423722 · expires June 30, 2028 Schantz Mark #689172 · expires May 31, 2028 Siem Bill Construction #866184 · expires October 31, 2027 Silva James P Construction INC #530036 · expires January 31, 2027 Sin Bruce Construction #813392 · expires October 31, 2028 Situ Construction INC #987813 · expires October 31, 2027 Slb Construction INC #575742 · expires December 31, 2027 Smith Michael Gareth #1018172 · expires September 30, 2028 Su Construction Studio INC #1083081 · expires October 31, 2027 Sun Kee Construction #639436 · expires July 31, 2027 Sunday Builders INC #1112165 · expires November 30, 2027 Syufy Builders #530377 · expires April 30, 2028 Timm R E Construction INC #1019087 · expires October 31, 2028 Top Tier Building Services INC #1146790 · expires November 30, 2027 Transformation Construction & Design INC #1109820 · expires September 30, 2027 Two14 Construction INC #1094294 · expires July 31, 2028 U-Land Construction INC #986749 · expires September 30, 2027 Urban Ascent Construction LLC #1139582 · expires June 30, 2027 Varasteh Construction #616876 · expires March 31, 2027 Victory Construction INC #735323 · expires May 31, 2028 Viking Construction & Handyman Services #1100686 · expires January 31, 2027 Villa Alta Construction INC #1155358 · expires May 31, 2028 Villegas Construction Services #902833 · expires August 31, 2027 Vincent Andrew Builder #1130039 · expires December 31, 2026 Walt S Construction #930552 · expires March 31, 2027 Wayne's Construction Co #986343 · expires August 31, 2027 Welch Construction #605159 · expires October 31, 2028 West Side Development INC #1061831 · expires December 31, 2027 Westeren Construction LLC #631458 · expires September 30, 2027 Wilder Ventures #1056116 · expires July 31, 2027 Wilson Construction #766739 · expires July 31, 2027 Electrical (C-10) 33 Accel Electric #944497 · expires March 31, 2028 Allied Controls #956704 · expires November 30, 2028 Bay Design Electric #1112910 · expires November 30, 2027 Bay Electric Co #578212 · expires July 31, 2028 Big World Electric Company #770416 · expires October 31, 2027 Bisimwa Electric #876478 · expires April 30, 2028 Boulder Electric #917668 · expires June 30, 2028 C A M Electric #611854 · expires February 28, 2027 C W Electric #1155572 · expires May 31, 2028 Castro Valley Electrical INC #949950 · expires July 31, 2028 Cisco Electric #908222 · expires December 31, 2027 Cota Electric INC #1029993 · expires March 31, 2027 Eastbay Electric #787116 · expires November 30, 2028 Eco Solar Energy LLC #1141597 · expires August 31, 2027 Electric Ac Dc #1065330 · expires April 30, 2028 Electrical Ministries #1151302 · expires March 31, 2028 Electricali #1116286 · expires February 29, 2028 Field Knowledge Electric #1130987 · expires December 31, 2026 Harvey Electric #457858 · expires February 29, 2028 J R S Electric #763900 · expires June 30, 2027 L E Electric INC #1063050 · expires February 29, 2028 Layne Electrical Ent #380217 · expires August 31, 2027 Lee Jae #1118208 · expires March 31, 2028 M L Electric #878028 · expires May 31, 2028 Mardigras Electric Co #504106 · expires January 31, 2027 Mopia Electric LLC #957769 · expires May 31, 2028 Neil Electric #882448 · expires August 31, 2028 Russell Electric Corporation #1106773 · expires November 30, 2028 Source Energy LLC #1147405 · expires December 31, 2027 T V R Electric INC #1026571 · expires May 31, 2027 Tang's Electric #661361 · expires December 31, 2028 Van Electric #911148 · expires February 29, 2028 Voltron Electric INC #1030181 · expires August 31, 2027 Painting and decorating (C-33) 24 A L Color Painting LLC #1133024 · expires February 28, 2027 Absolute Painting #709370 · expires July 31, 2027 Advanced Painting Systems #828766 · expires December 31, 2027 All American Painting Company #947075 · expires May 31, 2028 All Valley Painting and Decorating #959700 · expires April 30, 2027 Baptiste Painting #930665 · expires February 28, 2027 Bautista Universal Colors #1093781 · expires July 31, 2028 Cal-Valley Painting INC #924600 · expires March 31, 2027 Custom Innovations #907211 · expires November 30, 2027 Dobel Mark Painting & Restoration #556547 · expires February 28, 2027 Gallegos Painting #1064620 · expires March 31, 2028 Greek Painting Co INC The #1103868 · expires April 30, 2027 Guillen's Painting INC #1079252 · expires October 31, 2027 Gutierrez Painting Co #659029 · expires November 30, 2028 Jk Painting #927668 · expires January 31, 2027 Jk Painting Co #1104216 · expires May 31, 2027 Miller Jay Painting #908643 · expires January 31, 2028 Mota Painting #1152210 · expires March 31, 2028 Nunes Painting & Decorating #654530 · expires September 30, 2028 Preferred Painting #722844 · expires May 31, 2028 Romanov Painting #970652 · expires March 31, 2028 S & S Painting and Coatings INC #646957 · expires June 30, 2028 Tyler Britt #1094711 · expires July 31, 2028 Vaca Painting #996245 · expires August 31, 2028 Landscaping (C-27) 17 Akira Landscaping #1017840 · expires September 30, 2028 Battinich Tree & Landscape Specialists #359287 · expires July 31, 2028 Bay Area Yard Works #989795 · expires January 31, 2028 D A D's Garden Service #610967 · expires January 31, 2027 Ditiberio Richard & Co #757212 · expires December 31, 2026 Dynamic Designs #947835 · expires May 31, 2028 First Choice Landscape Construction #851530 · expires December 31, 2026 Hansen Landscape Contractors INC #440372 · expires February 29, 2028 Jefferson Landscape and Design #824650 · expires September 30, 2027 Kozuki Landscaping #828978 · expires December 31, 2027 New Earth Landscaping #1053289 · expires May 31, 2027 New Image Landscapers #1143658 · expires September 30, 2027 Pacheco Landscape Management INC #1015816 · expires February 29, 2028 Pacific Premier Landscape INC #1075771 · expires May 31, 2027 Plants Unlimited INC #393699 · expires September 30, 2028 Preston Landscaping #430861 · expires October 31, 2028 Tesla Landscaping #1084935 · expires May 31, 2027 Plumbing (C-36) 13 All Fixture Plumbing #774779 · expires February 29, 2028 Alligator Plumbing INC #995431 · expires January 31, 2027 Blu Pipe Plumbing LLC #1132566 · expires February 28, 2027 Bluewave Plumbing and Water Heaters LLC #1151565 · expires March 31, 2028 Bri-Carr Plumbing #658310 · expires November 30, 2026 Clearwater Plumbing #872069 · expires February 29, 2028 Garibay Olga Plumbing #1139028 · expires June 30, 2027 Harris Water Heaters INC #1026214 · expires November 30, 2028 Houston Plumbing #960208 · expires April 30, 2027 Just Plumbing INC #909971 · expires August 31, 2027 Lambros Elias Plumbing #561709 · expires March 31, 2027 Mc Carthy Patrick #806963 · expires April 30, 2028 Proper Plumbing Services LLC #1100951 · expires April 30, 2028 Other license types 132 123 Garage Door General building (B), Limited specialty (D-28) · #1088677 · expires March 31, 2028 4-Seasons Heating & Air Conditioning Warm-air heating, ventilating and air-conditioning (C-20) · #962971 · expires May 31, 2028 A P C Construction General building (B), Electrical (C-10) · #880085 · expires June 30, 2028 A-1 Contracting LLC General engineering (A) · #1154993 · expires May 31, 2028 Aaa Plumbing & Remodeling INC General engineering (A), General building (B) and 2 more · #1052769 · expires June 30, 2027 Accent Design Custom Flooring Flooring and floor covering (C-15) · #718461 · expires July 31, 2027 Affordable Heating and Air Conditioning Warm-air heating, ventilating and air-conditioning (C-20) · #909632 · expires January 31, 2028 Alameda Engineering General engineering (A) · #562641 · expires March 31, 2027 All Commercial Fire Protection INC Fire protection (C-16) · #926594 · expires September 30, 2027 All Environmental Co ASB, General building (B) and 1 more · #808087 · expires May 31, 2028 Art of Turf INC Limited specialty (D-12) · #1118012 · expires March 31, 2028 B&B Custom Ornamental Craft Ornamental metal (C-23), Structural steel (C-51) · #1096542 · expires September 30, 2028 Bachmann Glass Glazing (C-17) · #921112 · expires August 31, 2028 Baek Construction General building (B), Plumbing (C-36) · #1002450 · expires March 31, 2027 Bailey Roofing Roofing (C-39) · #549062 · expires July 31, 2028 Bonetti Frank Plumbing INC Boiler, hot water heating and steam fitting (C-4), Warm-air heating, ventilating and air-conditioning (C-20) and 3 more · #251165 · expires May 31, 2028 Bostok & Williams A Partnership General building (B), Limited specialty (D-24) · #795324 · expires May 31, 2027 Buchmann INC General engineering (A), General building (B) and 3 more · #1004484 · expires November 30, 2027 Bullie Tile & Stone Ceramic and mosaic tile (C-54) · #1015679 · expires July 31, 2028 C I C Company Cabinet, millwork and finish carpentry (C-6) · #988255 · expires November 30, 2027 California Builders General building (B), Electrical (C-10) and 4 more · #988161 · expires November 30, 2027 Century Hardwood Floors Flooring and floor covering (C-15) · #1161342 · expires September 30, 2028 Cheng's Mechanical Contractor Warm-air heating, ventilating and air-conditioning (C-20) · #1036153 · expires February 29, 2028 Cole's Carpet and Upholstery Company Flooring and floor covering (C-15) · #701571 · expires January 31, 2027 Copala Floors LLC Flooring and floor covering (C-15) · #1144484 · expires October 31, 2027 Croll Edwin T General building (B), Electrical (C-10) · #368028 · expires January 31, 2027 Custom Tile INC Ceramic and mosaic tile (C-54) · #1068190 · expires August 31, 2028 D B Tile General building (B), Ceramic and mosaic tile (C-54) · #821370 · expires June 30, 2027 Daystar Window Tinting INC Limited specialty (D-52) · #784336 · expires August 31, 2028 De Koven Masonry Masonry (C-29) · #661388 · expires April 30, 2027 Deep and High Development ASB, General building (B) · #927220 · expires January 31, 2027 Deigert Engineering & Construction General engineering (A) · #860878 · expires July 31, 2028 Demiguel Plumbing Fire protection (C-16), Plumbing (C-36) · #406575 · expires June 30, 2027 Diamond Stone Fabrication Ceramic and mosaic tile (C-54) · #984393 · expires June 30, 2027 Direct Sales Floors General building (B), Flooring and floor covering (C-15) · #424404 · expires June 30, 2028 Drainage Repair Company General engineering (A) · #1139764 · expires July 31, 2027 Duarte & Sons Construction & Painting General building (B), Painting and decorating (C-33) · #959065 · expires March 31, 2027 E & S Masonry Corporation Masonry (C-29) · #562066 · expires March 31, 2027 East Bay Restoration ASB, General building (B) and 1 more · #827881 · expires November 30, 2027 Eden Concrete Contractors Concrete (C-8) · #1108674 · expires August 31, 2027 Environmental In Ovations Corporation ASB, General building (B) and 2 more · #955826 · expires December 31, 2026 Estrada Premium Roofing and Repair LLC Roofing (C-39) · #1133952 · expires March 31, 2027 Euromarble and Granite INC Ceramic and mosaic tile (C-54) · #978274 · expires March 31, 2027 Forni Emilio Construction & Remodeling General building (B), Painting and decorating (C-33) · #736135 · expires May 31, 2027 Frenchpark Floors General building (B), Flooring and floor covering (C-15) · #1059100 · expires October 31, 2027 G R V Homeimprovement General building (B), Electrical (C-10) · #1025118 · expires March 31, 2027 Gaxl General Construction INC General building (B), Plumbing (C-36) · #1037436 · expires March 31, 2028 Gem Home Improvements INC General building (B), Flooring and floor covering (C-15) · #1051153 · expires March 31, 2027 Gibbs David Dean Builder General building (B), Electrical (C-10) · #845636 · expires August 31, 2028 Golden Improvements INC Residential remodeling (B-2) · #1137789 · expires May 31, 2027 Gomez Adrian Roofing LLC Roofing (C-39) · #790786 · expires March 31, 2027 Ground Force Enterprises Earthwork and paving (C-12), Building moving/demolition (C-21) and 1 more · #891836 · expires May 31, 2028 Hd Drywall INC Drywall (C-9) · #1065447 · expires April 30, 2028 Hernandez Tree Service Limited specialty (D-49) · #1041029 · expires June 30, 2028 Huska Kelly Contracting General building (B), Painting and decorating (C-33) · #506830 · expires March 31, 2027 Hydro Works Well & Pump INC Well drilling (C-57) · #1091530 · expires May 31, 2028 Integrity Construction & Flooring General building (B), Flooring and floor covering (C-15) · #777898 · expires April 30, 2028 Interior Systems Drywall Drywall (C-9) · #361934 · expires August 31, 2028 Issaac Roofing Roofing (C-39) · #1024042 · expires February 28, 2027 J D Z Concrete INC Concrete (C-8) · #976647 · expires September 30, 2028 J J Marble Fabrication & Installation Ceramic and mosaic tile (C-54) · #893702 · expires April 30, 2027 Jensen John General building (B), Flooring and floor covering (C-15) · #547028 · expires November 30, 2028 L & J Demolition INC Building moving/demolition (C-21) · #1084597 · expires December 31, 2027 Langon John J Jr General building (B), Painting and decorating (C-33) · #283657 · expires January 31, 2028 M Bar M Excavation Earthwork and paving (C-12) · #1072700 · expires January 31, 2027 M1 Mechanical Corp Warm-air heating, ventilating and air-conditioning (C-20) · #1129897 · expires December 31, 2026 Mark Stanchina Masonry Masonry (C-29) · #847102 · expires September 30, 2028 Mc Donagh John Builders and Energy Systems General building (B), Boiler, hot water heating and steam fitting (C-4) and 7 more · #422946 · expires May 31, 2028 Mc Roofing Roofing (C-39) · #1044471 · expires July 31, 2027 Merkouris Construction INC General building (B), Electrical (C-10) and 1 more · #464532 · expires March 31, 2027 Metacore Construction & Roofing INC General building (B), Roofing (C-39) · #1126625 · expires September 30, 2028 Misco Limited specialty (D-28) · #1089440 · expires June 30, 2027 Ml Construction General engineering (A), General building (B) · #1089551 · expires April 30, 2028 Mobility 4u Limited specialty (D-21) · #940150 · expires November 30, 2027 Modern Tile Ceramic and mosaic tile (C-54) · #966212 · expires June 30, 2027 Montgomery D Masonry Masonry (C-29) · #863799 · expires September 30, 2027 Moore Residential Roofing INC Roofing (C-39) · #1013956 · expires July 31, 2028 Morningside Builders General building (B), Earthwork and paving (C-12) · #864558 · expires September 30, 2027 Morrison B A General building (B), Warm-air heating, ventilating and air-conditioning (C-20) · #603913 · expires October 31, 2028 Mt Zion Glass Glazing (C-17) · #1103681 · expires April 30, 2027 New Corporation Drywall INC Drywall (C-9) · #1089087 · expires March 31, 2028 New Line Drywall Drywall (C-9) · #1051640 · expires March 31, 2027 Northcal Fire Protection Fire protection (C-16) · #962307 · expires June 30, 2027 Northern Structural INC Structural steel (C-51) · #897836 · expires August 31, 2027 Novateck Low voltage systems (C-7) · #1038321 · expires April 30, 2028 Nugent Plastering Lathing and plastering (C-35) · #803277 · expires October 31, 2028 Olson Jack D Design & Construction Co General building (B), Earthwork and paving (C-12) · #374770 · expires May 31, 2027 On Point Construction General building (B), Painting and decorating (C-33) · #949627 · expires July 31, 2028 Oscar's Glass Glazing (C-17) · #1120822 · expires May 31, 2028 Palace Tiles INC Ceramic and mosaic tile (C-54) · #879482 · expires June 30, 2028 Paragon Electric General building (B), Electrical (C-10) · #261291 · expires March 31, 2028 Perri Joe Tile Ceramic and mosaic tile (C-54) · #1034134 · expires December 31, 2027 Phillips Construction General engineering (A), General building (B) · #442048 · expires March 31, 2027 Picon F R P INC General engineering (A), Painting and decorating (C-33) and 2 more · #952283 · expires September 30, 2028 Polymer Floor & Wall Coating Systems Limited specialty (D-12) · #980836 · expires February 28, 2027 Pro Roofing Maintenance Roofing (C-39) · #1161184 · expires September 30, 2028 Property Pros Construction INC General building (B), Electrical (C-10) · #889146 · expires June 30, 2028 R A Custom Siding General building (B), Painting and decorating (C-33) and 1 more · #1007444 · expires September 30, 2027 Rayco Painting & Construction INC General building (B), Painting and decorating (C-33) · #1029239 · expires July 31, 2027 Reed's Craftmanship General building (B), Cabinet, millwork and finish carpentry (C-6) and 1 more · #394444 · expires October 31, 2028 Renaissance Stone Care & Waterproofing General engineering (A), Painting and decorating (C-33) and 2 more · #1096214 · expires September 30, 2028 Ric Kitchen + Bath Showroom General building (B), Drywall (C-9) · #602812 · expires September 30, 2028 Rodriguez Hardwood Floors INC Flooring and floor covering (C-15) · #790950 · expires April 30, 2027 Rural Pig Management INC Fencing (C-13) · #657844 · expires June 30, 2027 S & C Enterprises General engineering (A), General building (B) · #769424 · expires September 30, 2027 Sayage Refrigeration Co Refrigeration (C-38) · #818952 · expires April 30, 2027 Showcomm Low voltage systems (C-7) · #871033 · expires January 31, 2028 Sigma HVAC & Electric INC General building (B), Electrical (C-10) and 1 more · #1128583 · expires November 30, 2026 Specialized Heating & Air Conditioning Warm-air heating, ventilating and air-conditioning (C-20) · #741785 · expires October 31, 2027 Splash of Class Painting and Construction General engineering (A), General building (B) and 2 more · #1063848 · expires February 29, 2028 Stanley Sound Low voltage systems (C-7), Electrical (C-10) · #508687 · expires April 30, 2027 Star Hardwood Floor Services Flooring and floor covering (C-15) · #919898 · expires July 31, 2028 Statewide Systems INC General building (B), Lathing and plastering (C-35) · #962468 · expires June 30, 2027 Stepko Tile INC Ceramic and mosaic tile (C-54) · #856988 · expires July 31, 2028 Streamline Plumbing & Drain Co General engineering (A), Plumbing (C-36) and 1 more · #672250 · expires September 30, 2027 Summit Fireplace & Grills General building (B), Limited specialty (D-34) · #943469 · expires May 31, 2028 Sunshine Daydreams Awnings Limited specialty (D-03) · #1143130 · expires September 30, 2027 Tanev Windows & Doors Glazing (C-17) · #923777 · expires October 31, 2028 Ten Nine Construction General building (B), Electrical (C-10) · #1142427 · expires August 31, 2027 Top One Equipment Care Refrigeration (C-38), Limited specialty (D-34) · #1040710 · expires June 30, 2028 Tri - Valley Engineering General engineering (A) · #1107893 · expires July 31, 2027 Tri Valley Roofing Corp Roofing (C-39) · #1100411 · expires January 31, 2027 Triton HVAC & Appliance Repair Warm-air heating, ventilating and air-conditioning (C-20) · #1138925 · expires June 30, 2027 True Grit Remodel Residential remodeling (B-2) · #1112599 · expires November 30, 2027 Two Brothers Roofing INC Roofing (C-39) · #378564 · expires August 31, 2027 Various Energy General engineering (A), General building (B) and 2 more · #1145723 · expires October 31, 2027 Viu Window and Home INC Limited specialty (D-52) · #949272 · expires July 31, 2028 Vonnegut Electric & Solar Electrical (C-10), Solar (C-46) · #1080386 · expires August 31, 2027 Water Heater Company General building (B), Plumbing (C-36) · #987574 · expires October 31, 2027 West Coast Overhead Door Company Limited specialty (D-28) · #453839 · expires March 31, 2028 Wing's Roofing INC General building (B), Roofing (C-39) · #698113 · expires September 30, 2027 Wonderlin Roofing Systems INC Roofing (C-39) · #642517 · expires April 30, 2027 Is your business on this list?
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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
Castro Valley 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 .