BID#1973?MDUSD 2026?Roofing Project - Holbrook Language Academy and Valle Verde Elementary School Addendum 1

Mt. Diablo Unified School District
Approved Contractor List (Submitted by 03/12/2026)
Updated 03/16/2026 02:02 PM
Company Address Contact Phone # Email License Classes Expires
3D Technology Services, Inc. 2021 Las Positas Ct. #139, Debbie Boyle 925-455-1884 dboyle@3dtsi.com C-7 (Low Voltage Systems Contractor), C-10 10/17/2026
Livermore,, CA, 94551 (Electrical Contractor), B (General Building
Contractor)
3M Construction Corporation 745 E Sycamore, Anaheim, CA, REDA HAMMOUD 714-747-585_ info@3mccorp.com A (General Engineering Contractor), B 07/09/2026
92805 (General Building Contractor), C-33 (Painting
and Decorating Contractor)
A CST Group Inc, dba Dynasel USA 309 Laurelwood Road Suite 18-1, Poonam R Janu 408-917-9524 poonam@dynaselusa.com B (General Building Contractor) 03/04/2027
Santa Clara, CA, 95054
A PREMAN ROOFING INC 875 34th Street, San Diego, CA, Kyle Phillips 619-276-1700 kphillips@premanroofing.com C-39 (Roofing Contractor), ASB (Asbestos 04/24/2026
92102 Certification), C-43 (Sheet Metal Contractor),
B (General Building Contractor), C-10
(Electrical Contractor), C-61 (Limited
Specialty)
ACCO ENGINEERED SYSTEMS INC 888 East Walnut Street, Cindi Adler 818-244-6571 cadler@accoes.com A (General Engineering Contractor), B 01/26/2027
dba ACCO ENGINEERED SYSTEMS Pasadena, CA 91101 / 5890 (General Building Contractor), C-4 (Boiler, Hot
Owens Dr, Pleasanton, CA 94588 Water Heating and Steam Fitting Contractor),
C-10 (Electrical Contractor), C-20 (Warm-Air
Heating, Ventilating and Air-Conditioning
Contractor), C-36 (Plumbing Contractor), C-
38 (Refrigeration Contractor), C-16 (Fire
Protection Contractor), C-42 (Sanitation
System Contractor)
ACS Controls Corporation 4704 Roseville Rd suite 101, Jennifer Smith 916-640-8800 smithj@acscontrols.com C-20 (Warm-Air Heating, Ventilating and Air- 05/19/2026
North Highlands , CA, 95660 Conditioning Contractor), C-10 (Electrical
Contractor)
Air Conditioning Solutions, Inc. 2223 El Sol Avenue, Altadena, CA, Chino Romo 888-685-5660 cromo@acs.us C-4 (Boiler, Hot Water Heating and Steam 11/12/2026
91001 Fitting Contractor), C-20 (Warm-Air Heating,
Ventilating and Air-Conditioning Contractor),
C-38 (Refrigeration Contractor), B (General
Building Contractor), C-36 (Plumbing
Contractor)
Page 1 of 16

Company Address Contact Phone # Email License Classes Expires
Airco Mechanical, Inc. 8210 Demetre Avenue, Chris Gilliam 916-381-4523 ChrisG@aircomech.com A (General Engineering Contractor), B 10/13/2026
Sacramento, CA, 95828 x104 (General Building Contractor), C-4 (Boiler, Hot
Water Heating and Steam Fitting Contractor),
C-20 (Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-36 (Plumbing
Contractor), C-43 (Sheet Metal Contractor),
C-38 (Refrigeration Contractor), C-34
(Pipeline Contractor), C-10 (Electrical
Contractor), C-16 (Fire Protection
Contractor), C-2 (Insulation and Acoustical
Contractor), C-42 (Sanitation System
Contractor)
Aire Sheet Metal, Inc. 1973 East Bayshore Road, Barrie Solomon 650-364-8081 barrie@airesm.com C-4 (Boiler, Hot Water Heating and Steam 03/02/2027
Rewdood City, CA 94063 Fitting Contractor), C-20 (Warm-Air Heating,
Ventilating and Air-Conditioning Contractor),
C-43 (Sheet Metal Contractor)
Alcal Specialty Contracting Inc. 42950 Osgood Rd, Fremont, CA, Sonia Wilson 510-896-1092 sonia.wilson@alcal.com B (General Building Contractor), C-39 02/24/2027
94539 (Roofing Contractor), C-61 (Limited
Specialty), C-2 (Insulation and Acoustical
Contractor), C-35 (Lathing and Plastering
Contractor), C-61 (Limited Specialty)
ALESSANDRO ELECTRIC 11335 Sunrise Gold Circle Rancho CLINT ALESSANDRO 916-283-6966 estimating@alessandroelectric.com C-7 (Low Voltage Systems Contractor), C-10 08/29/2026
INCORPORATED Cordova, CA 95742 (Electrical Contractor), B (General Building
Contractor)
All Air Mechanical Contractors Inc 535 Railroad Ave, South San Dan Droubay 650-675-8256 dan@allairmechanical.com C-20 (Warm-Air Heating, Ventilating and Air- 10/09/2026
Francisco, CA, 94080 Conditioning Contractor), C-43 (Sheet Metal
Contractor)
All American Building Services PO Box 802586, Santa Clarita, CA, ANTHONY INNABI 323-422-6013 anthony@allamericanrebuild.com A (General Engineering Contractor), B 05/23/2026
91380 (General Building Contractor), C-10 (Electrical
Contractor), C-27 (Landscaping Contractor),
C-33 (Painting and Decorating Contractor), C-
36 (Plumbing Contractor), HAZ (Hazardous
Substance Removal Certification), C-61
(Limited Specialty)
Alten Construction, LLC 1141 Marina Way South, Karin Romeo, Bid 510-234-4200 bids@altenconstruction.com A (General Engineering Contractor), B 10/06/2026
Richmond, CA 94804 Coordinator (General Building Contractor)
American Mechanical, INC. dba 1275 Boulevard Way, Walnut Kelli Blocker 925-946-9101 kmblocker@ami-hvac.com C-4 (Boiler, Hot Water Heating and Steam 01/14/2027
American Mechanical; IQ Controls Creek, CA, 94595 Fitting Contractor), C-20 (Warm-Air Heating,
Ventilating and Air-Conditioning Contractor),
C-38 (Refrigeration Contractor), C-43 (Sheet
Metal Contractor)
Andy's Roofing Company Inc. 2161 Adams Avenue, San Jonathan Engquist 510-777-1100 estimating@andysroofing.com B (General Building Contractor), C-39 01/21/2027
Leandro, CA, 94577 (Roofing Contractor)
ARAM Electric Inc 2000 Alvarado St. Unit B, San Arturo Ramirez 510-357-2726 admin@aramelectric.com C-10 (Electrical Contractor), C-7 (Low Voltage 01/29/2027
Leandro, CA, 94577 Systems Contractor)
Page 2 of 16

Company Address Contact Phone # Email License Classes Expires
Arntz Builders Inc. 431 Payran Street, Petaluma, CA Kelsey Godfrey 707-835-2900 bid@arntzbuilders.com B (General Building Contractor), A (General 03/12/2027
94952 Engineering Contractor)
Atlas/Pellizzari Electric Inc 450 Howland St, Redwood City, Jim Weishaar 650-364-1204 jimw@atlas-pellizzari.com C-10 (Electrical Contractor) 02/04/2027
CA, 94063
Axis Mechanical Inc. 908 Bern Ct, San Jose, CA, 95112 Daniel Salguero 669-288-0210 danielsa@axismechanicalinc.com C-20 (Warm-Air Heating, Ventilating and Air- 09/18/2026
Conditioning Contractor), C-36 (Plumbing
Contractor)
B&M Civil LLC 11330 Sunrise Park Dr., Suite C, Patrick Mullen 916-638-8626 Estimating@bm-builders.com ; hvac@bm- A (General Engineering Contractor), B 09/30/2026
Rancho Cordova, CA, 95742 builders.com (General Building Contractor), C-8 (Concrete
Contractor), C-10 (Electrical Contractor), C-12
(Earthwork and Paving Contractors), C-20
(Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-27 (Landscaping
Contractor), C-31 (Construction Zone Traffic
Control Contractor), C-53 (Swimming Pool
Contractor)
Battalion One Fire Protection 14755 Catalina St., San Leandro, Alia Jackson 510-653-8075 ajackson@battaliononefire.com C-16 (Fire Protection Contractor), C-10 03/19/2026
CA, 94577 (Electrical Contractor), C-7 (Low Voltage
Systems Contractor)
Bay Area HVAC inc. 194 Lantz Drive, Morgan Hill, CA, Edgar Andrade 408-550-5155 bayareahvac5@gmail.com C-20 (Warm-Air Heating, Ventilating and Air- 10/06/2026
95037 Conditioning Contractor), C-61 (Limited
Specialty)
Bay City Mechanical, Inc. 870 Harbour Way South Crystal Rougeau 510-233-7000 Crystal@baycitymech.com C-4 (Boiler, Hot Water Heating and Steam 01/16/2027
Richmond , Ca 94804 Fitting Contractor), C-20 (Warm-Air Heating,
Ventilating and Air-Conditioning Contractor),
C-36 (Plumbing Contractor), C-43 (Sheet
Metal Contractor), B (General Building
Contractor)
Beals Martin & Associates, Inc. 2596 Bay Road, Redwood City, Dwight Ortmann 650-566-5884 Patricia@bealsmartin.com A (General Engineering Contractor), B 06/11/2026
CA, 94063 (General Building Contractor)
Beci Electric, Inc. 8108 Capwell Drive, Oakland, CA, Rebecca Anderson 510-635-1477 rebecca@becielectric.com C-10 (Electrical Contractor) 10/22/2026
94621
BEL AIR MECHANICAL, INC. 4100 Alhambra Ave. #2680, Bruce Campbell 925-609-9655 bruce@belairmechanical.com B (General Building Contractor), C-4 (Boiler, 09/23/2026
Martinez, CA, 94553 Hot Water Heating and Steam Fitting
Contractor), C-10 (Electrical Contractor), C-20
(Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-36 (Plumbing
Contractor), C-38 (Refrigeration Contractor),
C-43 (Sheet Metal Contractor)
Page 3 of 16

Company Address Contact Phone # Email License Classes Expires
Bell Products, Inc. 3210 California Blvd. Napa, CA Gina Massolo 707-255-1811 gmassolo@bellproducts.com A (General Engineering Contractor), B 11/14/2026
94558 (General Building Contractor), C-4 (Boiler, Hot
Water Heating and Steam Fitting Contractor),
C-20 (Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-36 (Plumbing
Contractor), C-43 (Sheet Metal Contractor)
Best Contracting Services, Inc. 4301 Bettencourt Way Union City, Myris Guballa 310-328-6969 estimating@bestcontracting.com A (General Engineering Contractor), B 01/16/2027
CA 94587 x210 (General Building Contractor), C-17 (Glazing
Contractor), C-39 (Roofing Contractor), C-43
(Sheet Metal Contractor)
Better Enterprises, Inc. 1148 N. Cypress Avenue, Fresno, Susan Waid 559-233-2225 susan@betterenterprisesinc.com B (General Building Contractor), C-33 01/15/2027
CA, 93727 (Painting and Decorating Contractor), C-8
(Concrete Contractor)
BHM Construction, LLC 221 Gateway Rd West, Suite 405, Sarah Gillies 707-643-4580 bids@bhmconstruction.com B (General Building Contractor), A (General 12/26/2026
Napa, CA, 94558 Engineering Contractor)
Bi-JAMAR INC dba Quality Sound 2010 East Fremont Street, James Bryan 209-948-2104 jbryan@qualitysound.net C-7 (Low Voltage Systems Contractor), C-10 04/02/2026
Stockton, CA, 95205 (Electrical Contractor)
BME Electrical Construction, Inc. 1281 30th st, oakland, CA, 94608 Sasha McGraw 510-208-1967 sasha@bmeconstruction.com C-10 (Electrical Contractor) 10/07/2026
Bockmon & Woody Electric Co., Inc. 1528 El Pinal Drive, Stockton, CA, Arlene Larsen 209-464-4878 arlene@bockmonwoody.com C-10 (Electrical Contractor), A (General 12/26/2026
95205 Engineering Contractor)
Bowen Engineering and 4664 S. Cedar Ave, Fresno, CA, Erik Bowen 559-233-7464 office@bowendemo.com A (General Engineering Contractor), B 12/26/2026
Environmental 93725 (General Building Contractor), C-21 (Building
Moving/Demolition Contractor), C-22
(Asbestos Abatement Contractor), HAZ
(Hazardous Substance Removal
Certification), ASB (Asbestos Certification),
C-10 (Electrical Contractor), C-39 (Roofing
Contractor), C-33 (Painting and Decorating
Contractor), C-61 (Limited Specialty)
Broward Builders Inc 1200 E Kentucky Ave, Woodland, Rosa Trevizo 530-666-5635 rosa@browardbuilders.com A (General Engineering Contractor), B 11/06/2026
CA, 95776 (General Building Contractor), C-8 (Concrete
Contractor), C-9 (Drywall Contractor), ASB
(Asbestos Certification)
Buhler Commerical 400 Brannan Street; Suite 204, Hilary Brown Garcia 415-610-8650 ap@buhlercommercial.com A (General Engineering Contractor), B 10/02/2026
San Francisco, CA, 94107 (General Building Contractor)
BuildCorp Inc 236 West Portal Ave 787, San Jay Zhong 925-339-8607 jayz@buildcorp-gc.com B (General Building Contractor), C-10 03/04/2027
Francisco, CA, 94127 (Electrical Contractor), A (General
Engineering Contractor)
Page 4 of 16

Company Address Contact Phone # Email License Classes Expires
Cal-Pacific Construction Inc 1009 Terra Nova Blvd. , Pacifca, Kennedy Chan 650-557-1238 kc@pacific888.com A (General Engineering Contractor), B 07/07/2026
CA, 94044 x109 (General Building Contractor), C-7 (Low
Voltage Systems Contractor), C-10 (Electrical
Contractor), C-16 (Fire Protection
Contractor), C-36 (Plumbing Contractor)
California Waters Development Inc., 23311 E. La Palma Ave, Yorba Leanne Harvey 949-528-0900 leads@californiawaters.com A (General Engineering Contractor), C-53 05/08/2026
dba California Waters Linda, CA, 92887 (Swimming Pool Contractor), C-61 (Limited
Specialty)
Calstate Construction, Inc. 4165 Business Center Drive Amelia Rodriguez 510-657-1800 amelia@calstateci.com A (General Engineering Contractor), B 08/26/2026
Fremont CA 94538, [Enter City], (General Building Contractor)
CA, 00000
Castlerock Environmental, Inc. 10040 PAINTER AVE, SANTA FE TIFFANY WHITACRE 562-941-9244 tiffany@castlerockenv.com A (General Engineering Contractor), B 07/24/2026
SPRINGS, CA, 90670 (General Building Contractor), C-2 (Insulation
and Acoustical Contractor), C-15 (Flooring
and Floor Covering Contractors), C-22
(Asbestos Abatement Contractor), HAZ
(Hazardous Substance Removal
Certification), ASB (Asbestos Certification),
C-21 (Building Moving/Demolition
Contractor)
Champion Industrial Contractors, Inc. 1420 Coldwell Ave., Modesto, CA, Tanya Cook 209-524-6601 tcook@championindustrial.com B (General Building Contractor), C-2 10/06/2026
95350 (Insulation and Acoustical Contractor), C-4
(Boiler, Hot Water Heating and Steam Fitting
Contractor), C-10 (Electrical Contractor), C-16
(Fire Protection Contractor), C-20 (Warm-Air
Heating, Ventilating and Air-Conditioning
Contractor), C-23 (Ornamental Metal
Contractor), C-36 (Plumbing Contractor), C-
38 (Refrigeration Contractor), C-42
(Sanitation System Contractor), C-43 (Sheet
Metal Contractor), C-51 (Structural Steel
Contractor), C-60 (Welding Contractor)
CMD ELECTRIC INC 4933 Paramount Dr San Diego CA KAREN MONTERO 888-206-9756 kmontero@cmdelectric.com C-10 (Electrical Contractor) 12/31/2026
92123
CN O'Neill Electric, Inc. 444 N Edison St, STOCKTON, CA, David O'Neill 209-941-3949 doneill@cnoneill.com C-10 (Electrical Contractor) 03/02/2027
95203 x101
CNW Construction Inc 2520 Sierra Vista Rd, Rescue, CA, Jeff Fuchs 209-406-5891 jeff@cnwconstruction.com B (General Building Contractor) 09/30/2026
95672
Collins Electrical Company Inc. 3412 Metro Drive, Stockton, CA, Araceli Torres 209-466-3691 atorres@collinselectric.com A (General Engineering Contractor), B 07/14/2026
95213 (General Building Contractor), C-10 (Electrical
Contractor), C-31 (Construction Zone Traffic
Control Contractor)
Color New Corp 22855 Califa St., Woodland Hills, Louis Loizu 818-884-0856 colornewcorp@yahoo.com B (General Building Contractor), C-33 08/26/2026
CA, 91367 (Painting and Decorating Contractor)
Page 5 of 16

Company Address Contact Phone # Email License Classes Expires
Comfort Air, Inc. dba Select Building 1607 Turnpike Rd, Stockton, CA, Dustin Saccone 209-466-4601 agoddard@comfortairinc.com C-38 (Refrigeration Contractor), C-36 10/08/2026
Services 95206 (Plumbing Contractor), C-4 (Boiler, Hot Water
Heating and Steam Fitting Contractor), C-16
(Fire Protection Contractor), C-20 (Warm-Air
Heating, Ventilating and Air-Conditioning
Contractor), C-43 (Sheet Metal Contractor), B
(General Building Contractor)
Con J Franke Electric Inc 317 N. Grant Street, Stockton, CA Lori Smith 209-462-0717 lori.smith@cjfranke.com C-10 (Electrical Contractor) 09/17/2026
95202, CA, 95202
Courtney Inc. 16781 Millikan Avenue, Irvine, CA, Courtney Inc. 949-222-2051 joanna@courtneyinc.com C-39 (Roofing Contractor), C-43 (Sheet Metal 03/05/2027
92606 Estimating Contractor), C-8 (Concrete Contractor), C-33
(Painting and Decorating Contractor), C-61
(Limited Specialty)
Creative Recreational Systems, Inc. 2377 Gold Meadow Way #100, Austin Stanfel 916-638-5375 proposals@creativeintranet.com A (General Engineering Contractor), B 05/23/2026
Gold River, CA, 95670 (General Building Contractor), C-61 (Limited
Specialty), C-27 (Landscaping Contractor)
CRUSADER FENCE COMPANY, LLC 3115 GOLD VALLEY DR., Rancho Faith Harris 916-631-9191 Faith@crusaderfence.com C-13 (Fencing Contractor), C-7 (Low Voltage 09/24/2026
Cordova, CA, 95742 Systems Contractor), B (General Building
Contractor)
cws construction group inc 1301 Grant Ave, Suite B, Novato, charlie slack 415-599-6545 charliejr.cws@gmail.com A (General Engineering Contractor), B 02/09/2027
CA 94945 (General Building Contractor)
D-Line Constructors, Inc. 499 Embarcadero, Post 3, Box 6, Tony Prada 510-251-6400 tonyp@dlineconstructors.com A (General Engineering Contractor), B 10/01/2026
Office 8, Oakland, CA, 94606 (General Building Contractor), C-21 (Building
Moving/Demolition Contractor), C-27
(Landscaping Contractor), HAZ (Hazardous
Substance Removal Certification), ASB
(Asbestos Certification), C-61 (Limited
Specialty), C-8 (Concrete Contractor)
DDK Mechanical, Inc 5761 Florin-Perkins Rd #9, Kenneth Seastrom 916-383-5190 office3ddk@sbcglobal.net B (General Building Contractor), C-20 (Warm- 10/13/2026
Sacramento, CA, 95828 Air Heating, Ventilating and Air-Conditioning
Contractor), C-36 (Plumbing Contractor), C-
43 (Sheet Metal Contractor)
Diablo Roofing Inc 3661 Star Ridge Rd, Hayward, CA, Lydie De Negri 510-600-5394 lydie@diabloroof.com C-39 (Roofing Contractor) 03/16/2027
94542
Digital Design Communications 8128 Capwell Drive , Oakland , CA, Victor Zamora 510-632-0650 vicmzamora@ddesigncom.com C-10 (Electrical Contractor) 07/21/2026
94621
Dinelli Plumbing Incorporated 1160 Chess Drive suite #5, Foster, John Dinelli 650-372-9456 johndinelli@dinelliplumbing.com C-36 (Plumbing Contractor) 09/17/2026
CA, 94404
Diversified Project Services 5351 Olive Drive, Suite 100, Estimating 661-371-2800 bidprojects@dpsiinc.com A (General Engineering Contractor), HAZ 09/24/2026
International, Inc. Bakersfield, CA, 93308 Department (Hazardous Substance Removal
Certification)
Page 6 of 16

Company Address Contact Phone # Email License Classes Expires
Dowdle & Sons Mechanical, Inc. 100 Tower Road American Shelley Dowdle 707-224-6968 shelley@dowdleandsonsmech.com A (General Engineering Contractor), B 10/13/2026
Canyon CA 94503, American (General Building Contractor), C-4 (Boiler, Hot
Canyon, CA, 94503 Water Heating and Steam Fitting Contractor),
C-20 (Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-36 (Plumbing
Contractor)
DRT GRADING & PAVING INC P O BOX 429, SUNOL, CA, 94586 TERRY RUIZ 925-862-9900 terry@drtgrading-paving.com A (General Engineering Contractor) 06/06/2026
Duran and Venables, Inc. 748 South Hillview Drive, Milpitas, Manuela Batkovic 408-934-7300 ela@dvpave.com A (General Engineering Contractor), HAZ 12/17/2026
CA, 95035 (Hazardous Substance Removal
Certification)
Dutch Contracting, Inc. 6930 26th St. Rio Linda, CA 95673 Tracey Bussick 916-436-5422 traceyb@dutchcoinc.com A (General Engineering Contractor), HAZ 04/09/2026
x103 (Hazardous Substance Removal
Certification)
Dynamic Electrical Contracting & 2150 Wardrobe Ave, Merced CA Patrick Anderson 209-257-3267 x1 patrick@dynamicelectrical.org C-10 (Electrical Contractor) 08/29/2026
Controls, Inc. 95341
E F Brett & Company, Inc. 1435 Technology Lane, Suite B1, Sydney Redfearn 415-524-8351 sydneyr@efbrett.com A (General Engineering Contractor), B 12/09/2026
Petaluma, CA 94954 x105 (General Building Contractor)
Eco Energy Solutions, Inc. dba High 4485 Runway St., Simi Valley, CA, Karo Gyonjyan 818-993-3732 karo@highvoltelectric.com A (General Engineering Contractor), B 04/17/2026
Volt Electric 93063 (General Building Contractor), C-10 (Electrical
Contractor)
Edgeworth Integration, LLC 3049 Independence Drive, Ste I. Brandon Haddad 650-787-4984 hpauley@edgeworthsecurity.com C-7 (Low Voltage Systems Contractor), C-10 02/05/2027
Livermore, CA. 94551 (Electrical Contractor)
EIDIM Group Inc. dba EIDIM AV 1015 S. Placentia Ave. Fullerton, Aman Jain 562-777-1009 estimate@eidim.com B (General Building Contractor), C-7 (Low 02/10/2027
Technology CA 92831 x104 Voltage Systems Contractor), C-10 (Electrical
Contractor), C-33 (Painting and Decorating
Contractor)
EKC Enterprises, Inc. 5153 E Dakota Ave. Fresno, CA Greg Alavezos 559-438-0330 greg@ekccorp.com C-7 (Low Voltage Systems Contractor), C-10 10/08/2026
93727 (Electrical Contractor)
ELLA 3000 F Danville Blvd. Suite 145, ROBERT LEGG 925-575-4433 ellabids@mail.com A (General Engineering Contractor), B 03/20/2026
Alamo, CA, 94507 (General Building Contractor), C-33 (Painting
and Decorating Contractor), C-28 (Lock and
Security Equipment Contractor)
EVRA Construction, Inc. 100 North Hill Dr. #45, Brisbane, Alexandr Yunak 415-467-1336 alex@evraconstruction.com B (General Building Contractor) 10/08/2026
CA, 94005
F&H Construction 1115 E. Lockeford Street, Lodi, CA Taryn Rodriguez 209-931-3738 trodriguez@f-hconst.com A (General Engineering Contractor), B 08/07/2026
95240 (General Building Contractor)
Flanders Heat And Air Systems INC. 555 peters ave #255, pleasanton, Bret Flanders 925-461-3333 b.flanders@sbcglobal.net C-20 (Warm-Air Heating, Ventilating and Air- 09/08/2026
CA, 94566 Conditioning Contractor), C-4 (Boiler, Hot
Water Heating and Steam Fitting Contractor)
Page 7 of 16

Company Address Contact Phone # Email License Classes Expires
Foundry Construction, Inc. 66 Franklin St, Suite 300, Oakland, Alan Sau 510-703-1256 asau@foundryconstructioninc.com A (General Engineering Contractor), B 10/07/2026
CA, 94607 (General Building Contractor)
FRC, Inc. 9680 Old Redwood Hwy, Windsor, Frank Ruggirello 707-837-5065 bids@frcinc.biz B (General Building Contractor) 10/20/2026
CA, 95492
G & G Builders 4542 Contractors Place, Rob Hoff 925-846-9023 rob@ggbuildersinc.com A (General Engineering Contractor), B 03/28/2026
Livermore, CA, 94551 (General Building Contractor)
GA Technical Services, Inc 1157 E Arrow Hwy Ste 2, Frank Cervantes 909-981-8600 jasmine.cervantes@gatechservices.com B (General Building Contractor), C-7 (Low 09/09/2026
Glendora, CA, 91740 Voltage Systems Contractor), C-10 (Electrical
Contractor)
Galeb Paving, Inc. 12340 Saratoga-Sunnyvale Road, Lee Pellicciotti 408-253-4747 lee@galebpaving.com A (General Engineering Contractor), C-12 01/22/2027
Saratoga, CA, 95070 (Earthwork and Paving Contractors)
GAMA Contracting Services, Inc. 1835 Floradale Ave., South El Jose Duenas 626-442-7200 jduenas@gamacsi.com B (General Building Contractor), C-21 03/02/2027
Monte, CA, 91733 (Building Moving/Demolition Contractor), C-
20 (Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-22 (Asbestos
Abatement Contractor), HAZ (Hazardous
Substance Removal Certification), ASB
(Asbestos Certification), C-39 (Roofing
Contractor)
Giant Construction, Inc. 6689 Skyline Blvd., Oakland, CA, Daniel Wood 510-972-8750 dwood@giantgc.com B (General Building Contractor) 09/30/2026
94611
Global Modular Inc 1120 Commerce Ave, 25, Atwater, Adam DeBard 209-676-8029 adebard@gdvi.net B (General Building Contractor) 06/10/2026
CA, 95301
GREENTECH INDUSTRY, INC. 2300 Contra Costa Blvd, Igor Vorona 925-231-7662 ivorona@greentechindustry.net B (General Building Contractor) 03/02/2027
PLEASANT HILL, CA, 94523 x1004
H.A. Bowen Electric, Inc. 2055 Williams Street, San Paul Leal 510-483-0500 paul@bowenelectric.com C-10 (Electrical Contractor) 12/19/2026
Leandro, CA, 94577
HCI Systems, Inc. 1219 Elm Street, Ontario CA Jason Beardsley 909-628-7773 kmontero@hcisystems.net;Jbeardsley@h C-10 (Electrical Contractor), C-7 (Low Voltage 10/23/2026
91761 cisystems.net Systems Contractor), C-16 (Fire Protection
Contractor)
HILBERS INC dba BIG S ASPHALT 770 N. Walton Ave., Suite 100, Hannah Taylor 530-673-2947 htaylor@hilbersinc.com A (General Engineering Contractor), B 08/15/2026
CO Yuba City, CA, 95993 (General Building Contractor)
Hydra Ventures, Inc. dba Cal Pacific 50 Cypress Lane, Brisbane, CA Christina Gee 415-252-8600 christina.gee@calpacificsystems.com C-36 (Plumbing Contractor), B (General 07/11/2026
Systems 94005 Building Contractor), A (General Engineering
Contractor), C-20 (Warm-Air Heating,
Ventilating and Air-Conditioning Contractor)
I & A Contractor Inc. 3685 Depot Road, Hayward, CA Alan Ibarra 650-315-1927 alan@iacontractorinc.com B (General Building Contractor), C-39 03/05/2027
94545 (Roofing Contractor)
Page 8 of 16

Company Address Contact Phone # Email License Classes Expires
Ingram Fire Protection Inc. 145 Corte Madera Town Center Amy Ingram 650-437-6000 amy.ingram@ingramfire.com C-16 (Fire Protection Contractor), B (General 11/25/2026
#118, Corte Madera, CA 94925 Building Contractor)
JCO Engineering Inc. PO Box 3283, Chico, CA, 95927 Kallie Mengwasser 510-517-1660 kallie@jcoengineering.com A (General Engineering Contractor), B 03/09/2027
(General Building Contractor)
JMS Mechanical Inc. 538 Martin Ave. Suite D, Rohnert Amanda Smuck 707-585-0120 jmsmechanical@hotmail.com C-20 (Warm-Air Heating, Ventilating and Air- 03/18/2026
Park, CA, 94928 Conditioning Contractor), C-43 (Sheet Metal
Contractor)
JR Wagner Fire Protection, Inc. P.O. Box 5037, Modesto, CA, Kristen@jrwagnerfire 888-325-8544 kristen@jrwagnerfire.com C-16 (Fire Protection Contractor) 04/17/2026
95352 .com
Judge Netting, Inc. 11851 Westminster Ave, Garden Dan Judge 714-265-2200 dan@judgenetting.com A (General Engineering Contractor), B 07/10/2026
Grove, CA, 92843 (General Building Contractor), C-10 (Electrical
Contractor), C-13 (Fencing Contractor), C-61
(Limited Specialty), HAZ (Hazardous
Substance Removal Certification)
JUV INC 7901 OAKPORT STREET , SUITE VLADIMIR 510-836-1300 irina@juvinc.com B (General Building Contractor) 12/09/2026
2700, OAKLAND, CA, 94621 CHERNYAVSKIY x105
Kamran and Company, LLC 415 N. Salsipuedes Street, Santa Anja Nachtigall 800-480-9418 anja@kamranco.com B (General Building Contractor), C-61 10/09/2026
Barbara, CA 93103 x4028 (Limited Specialty), C-38 (Refrigeration
Contractor), C-43 (Sheet Metal Contractor)
Kevin M Sullivan & Associates Inc. 431 N Buchanan Circle #2, Beverly Nunes 925-825-5625 samantha@sullivanhvac.com C-20 (Warm-Air Heating, Ventilating and Air- 05/23/2026
Martinez , CA, 94553 x214 Conditioning Contractor), C-4 (Boiler, Hot
Water Heating and Steam Fitting Contractor),
C-43 (Sheet Metal Contractor), C-36
(Plumbing Contractor)
KS Kruse 151 W Trident Drive, Pittsburg, CA Kris Kruse 925-963-5134 kriskruse@comcast.net C-36 (Plumbing Contractor) 12/19/2026
94565, CA, 94565
Landmark Constructors, Inc. 4312 Anthony Court, Suite B, Kirsten Gerbi 916-663-1953 kgerbi@landmarkconst.net B (General Building Contractor) 03/13/2027
Rocklin, CA, 95677
Lathrop Construction Associates, 4001 Park Road Benecia CA Ricky Martellaro 707-746-8000 bids@lathropconstruction.com A (General Engineering Contractor), B 08/13/2026
Inc. 94510, Benicia, CA, 94510 (General Building Contractor)
LJ Kruse Co. 920 Pardee Street, Berkeley, CA, Roy Toledo 510-644-0260 rtoledo@ljkruse.com C-4 (Boiler, Hot Water Heating and Steam 11/13/2026
94710 x384 Fitting Contractor), C-16 (Fire Protection
Contractor), C-20 (Warm-Air Heating,
Ventilating and Air-Conditioning Contractor),
C-36 (Plumbing Contractor)
LogicLamp Technologies LLC 231 E. Imperial Hwy Suite 104 Saurabh Awasthi 844-422-2820 cainfo@logiclamp.net C-10 (Electrical Contractor) 06/19/2026
Mac Electric 407 C STREET #71, MARYSVILLE, Neil Mcreynolds 209-222-0904 nmcreynolds@macelectric.com C-10 (Electrical Contractor) 02/10/2027
CA, 95901
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