BID#1973?MDUSD 2026?Roofing Project - Holbrook Language Academy and Valle Verde Elementary School Addendum 1
| Location: | California |
|---|---|
| Posted: | Mar 16, 2026 |
| Due: | Mar 17, 2026 |
| Agency: | Mt. Diablo Unified School District |
| Type of Government: | State & Local |
| Category: |
|
| Publication URL: | To access bid details, please log in. |
BID#1973 MDUSD 2026 Roofing Project - Holbrook Language Academy and Valle Verde Elementary SchoolOPEN FOR BIDDING. Bids Due March 17, 2026 at 10:00 a.m.
- 1973 BID Approved Contractors 3/16/2026
- 1973 BID Addendum 1
- 1973 BID Mandatory Walk SignIn Sheet
- 1973 BID Volume 1
- 1973 BID Volume 2
- 1973 BID Drawings-Holbrook
- 1973 BID Drawings-Valle Verde ES
Attachment Preview
Mt. Diablo Unified School District
Approved Contractor List (Submitted by 03/12/2026)
Updated 03/16/2026 02:02 PM
Company
3D Technology Services, Inc.
Address
2021 Las Positas Ct. #139,
Livermore,, CA, 94551
Contact
Debbie Boyle
Phone #
925-455-1884
3M Construction Corporation
745 E Sycamore, Anaheim, CA,
92805
REDA HAMMOUD
714-747-585_
A CST Group Inc, dba Dynasel USA
A PREMAN ROOFING INC
309 Laurelwood Road Suite 18-1,
Santa Clara, CA, 95054
875 34th Street, San Diego, CA,
92102
Poonam R Janu
Kyle Phillips
408-917-9524
619-276-1700
Email
dboyle@3dtsi.com
info@3mccorp.com
poonam@dynaselusa.com
kphillips@premanroofing.com
ACCO ENGINEERED SYSTEMS INC
dba ACCO ENGINEERED SYSTEMS
888 East Walnut Street,
Pasadena, CA 91101 / 5890
Owens Dr, Pleasanton, CA 94588
Cindi Adler
818-244-6571
cadler@accoes.com
ACS Controls Corporation
Air Conditioning Solutions, Inc.
4704 Roseville Rd suite 101,
North Highlands , CA, 95660
Jennifer Smith
2223 El Sol Avenue, Altadena, CA, Chino Romo
91001
916-640-8800
smithj@acscontrols.com
888-685-5660
cromo@acs.us
License Classes
Expires
C-7 (Low Voltage Systems Contractor), C-10
(Electrical Contractor), B (General Building
Contractor)
10/17/2026
A (General Engineering Contractor), B
(General Building Contractor), C-33 (Painting
and Decorating Contractor)
07/09/2026
B (General Building Contractor)
03/04/2027
C-39 (Roofing Contractor), ASB (Asbestos
Certification), C-43 (Sheet Metal Contractor),
B (General Building Contractor), C-10
(Electrical Contractor), C-61 (Limited
Specialty)
04/24/2026
A (General Engineering Contractor), B
(General Building Contractor), C-4 (Boiler, 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-16 (Fire
Protection Contractor), C-42 (Sanitation
System Contractor)
01/26/2027
C-20 (Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-10 (Electrical
Contractor)
05/19/2026
C-4 (Boiler, Hot Water Heating and Steam
Fitting Contractor), C-20 (Warm-Air Heating,
Ventilating and Air-Conditioning Contractor),
C-38 (Refrigeration Contractor), B (General
Building Contractor), C-36 (Plumbing
Contractor)
11/12/2026
Page 1 of 16
Company
Airco Mechanical, Inc.
Address
8210 Demetre Avenue,
Sacramento, CA, 95828
Contact
Chris Gilliam
Phone #
916-381-4523
x104
Email
ChrisG@aircomech.com
Aire Sheet Metal, Inc.
Alcal Specialty Contracting Inc.
1973 East Bayshore Road,
Rewdood City, CA 94063
Barrie Solomon
650-364-8081
barrie@airesm.com
42950 Osgood Rd, Fremont, CA,
94539
Sonia Wilson
510-896-1092
sonia.wilson@alcal.com
ALESSANDRO ELECTRIC
INCORPORATED
11335 Sunrise Gold Circle Rancho CLINT ALESSANDRO 916-283-6966
Cordova, CA 95742
All Air Mechanical Contractors Inc
535 Railroad Ave, South San
Francisco, CA, 94080
Dan Droubay
650-675-8256
All American Building Services
PO Box 802586, Santa Clarita, CA, ANTHONY INNABI
91380
323-422-6013
estimating@alessandroelectric.com
dan@allairmechanical.com
anthony@allamericanrebuild.com
Alten Construction, LLC
American Mechanical, INC. dba
American Mechanical; IQ Controls
1141 Marina Way South,
Richmond, CA 94804
1275 Boulevard Way, Walnut
Creek, CA, 94595
Karin Romeo, Bid
Coordinator
Kelli Blocker
510-234-4200
925-946-9101
bids@altenconstruction.com
kmblocker@ami-hvac.com
Andy's Roofing Company Inc.
ARAM Electric Inc
2161 Adams Avenue, San
Leandro, CA, 94577
2000 Alvarado St. Unit B, San
Leandro, CA, 94577
Jonathan Engquist 510-777-1100
estimating@andysroofing.com
Arturo Ramirez
510-357-2726
admin@aramelectric.com
Page 2 of 16
License Classes
Expires
A (General Engineering Contractor), B
(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)
10/13/2026
C-4 (Boiler, Hot Water Heating and Steam
Fitting Contractor), C-20 (Warm-Air Heating,
Ventilating and Air-Conditioning Contractor),
C-43 (Sheet Metal Contractor)
03/02/2027
B (General Building Contractor), C-39
(Roofing Contractor), C-61 (Limited
Specialty), C-2 (Insulation and Acoustical
Contractor), C-35 (Lathing and Plastering
Contractor), C-61 (Limited Specialty)
02/24/2027
C-7 (Low Voltage Systems Contractor), C-10
(Electrical Contractor), B (General Building
Contractor)
08/29/2026
C-20 (Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-43 (Sheet Metal
Contractor)
10/09/2026
A (General Engineering Contractor), B
(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)
05/23/2026
A (General Engineering Contractor), B
(General Building Contractor)
10/06/2026
C-4 (Boiler, Hot Water Heating and Steam
Fitting Contractor), C-20 (Warm-Air Heating,
Ventilating and Air-Conditioning Contractor),
C-38 (Refrigeration Contractor), C-43 (Sheet
Metal Contractor)
01/14/2027
B (General Building Contractor), C-39
(Roofing Contractor)
01/21/2027
C-10 (Electrical Contractor), C-7 (Low Voltage 01/29/2027
Systems Contractor)
Company
Arntz Builders Inc.
Atlas/Pellizzari Electric Inc
Axis Mechanical Inc.
B&M Civil LLC
Battalion One Fire Protection
Bay Area HVAC inc.
Bay City Mechanical, Inc.
Beals Martin & Associates, Inc.
Beci Electric, Inc.
BEL AIR MECHANICAL, INC.
Address
Contact
431 Payran Street, Petaluma, CA
94952
Kelsey Godfrey
450 Howland St, Redwood City,
CA, 94063
Jim Weishaar
908 Bern Ct, San Jose, CA, 95112 Daniel Salguero
Phone #
707-835-2900
650-364-1204
669-288-0210
11330 Sunrise Park Dr., Suite C,
Rancho Cordova, CA, 95742
Patrick Mullen
916-638-8626
14755 Catalina St., San Leandro,
CA, 94577
Alia Jackson
194 Lantz Drive, Morgan Hill, CA,
95037
Edgar Andrade
870 Harbour Way South
Richmond , Ca 94804
Crystal Rougeau
510-653-8075
408-550-5155
510-233-7000
2596 Bay Road, Redwood City,
CA, 94063
8108 Capwell Drive, Oakland, CA,
94621
4100 Alhambra Ave. #2680,
Martinez, CA, 94553
Dwight Ortmann
Rebecca Anderson
Bruce Campbell
650-566-5884
510-635-1477
925-609-9655
Email
bid@arntzbuilders.com
jimw@atlas-pellizzari.com
License Classes
B (General Building Contractor), A (General
Engineering Contractor)
C-10 (Electrical Contractor)
Expires
03/12/2027
02/04/2027
danielsa@axismechanicalinc.com
C-20 (Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-36 (Plumbing
Contractor)
09/18/2026
Estimating@bm-builders.com ; hvac@bm-
builders.com
A (General Engineering Contractor), B
(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)
09/30/2026
ajackson@battaliononefire.com
C-16 (Fire Protection Contractor), C-10
(Electrical Contractor), C-7 (Low Voltage
Systems Contractor)
03/19/2026
bayareahvac5@gmail.com
C-20 (Warm-Air Heating, Ventilating and Air-
Conditioning Contractor), C-61 (Limited
Specialty)
10/06/2026
Crystal@baycitymech.com
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), B (General Building
Contractor)
01/16/2027
Patricia@bealsmartin.com
A (General Engineering Contractor), B
(General Building Contractor)
06/11/2026
rebecca@becielectric.com
C-10 (Electrical Contractor)
10/22/2026
bruce@belairmechanical.com
B (General Building Contractor), C-4 (Boiler,
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)
09/23/2026
Page 3 of 16
Company
Bell Products, Inc.
Address
3210 California Blvd. Napa, CA
94558
Contact
Gina Massolo
Phone #
707-255-1811
Email
gmassolo@bellproducts.com
Best Contracting Services, Inc.
4301 Bettencourt Way Union City, Myris Guballa
CA 94587
Better Enterprises, Inc.
1148 N. Cypress Avenue, Fresno, Susan Waid
CA, 93727
BHM Construction, LLC
Bi-JAMAR INC dba Quality Sound
BME Electrical Construction, Inc.
Bockmon & Woody Electric Co., Inc.
Bowen Engineering and
Environmental
221 Gateway Rd West, Suite 405, Sarah Gillies
Napa, CA, 94558
2010 East Fremont Street,
Stockton, CA, 95205
James Bryan
1281 30th st, oakland, CA, 94608 Sasha McGraw
1528 El Pinal Drive, Stockton, CA, Arlene Larsen
95205
4664 S. Cedar Ave, Fresno, CA,
93725
Erik Bowen
310-328-6969
x210
estimating@bestcontracting.com
559-233-2225
susan@betterenterprisesinc.com
707-643-4580
209-948-2104
510-208-1967
209-464-4878
559-233-7464
bids@bhmconstruction.com
jbryan@qualitysound.net
sasha@bmeconstruction.com
arlene@bockmonwoody.com
office@bowendemo.com
Broward Builders Inc
Buhler Commerical
BuildCorp Inc
1200 E Kentucky Ave, Woodland, Rosa Trevizo
CA, 95776
530-666-5635
rosa@browardbuilders.com
400 Brannan Street; Suite 204,
San Francisco, CA, 94107
236 West Portal Ave 787, San
Francisco, CA, 94127
Hilary Brown Garcia 415-610-8650
Jay Zhong
925-339-8607
ap@buhlercommercial.com
jayz@buildcorp-gc.com
License Classes
Expires
A (General Engineering Contractor), B
(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)
11/14/2026
A (General Engineering Contractor), B
(General Building Contractor), C-17 (Glazing
Contractor), C-39 (Roofing Contractor), C-43
(Sheet Metal Contractor)
01/16/2027
B (General Building Contractor), C-33
(Painting and Decorating Contractor), C-8
(Concrete Contractor)
01/15/2027
B (General Building Contractor), A (General
Engineering Contractor)
12/26/2026
C-7 (Low Voltage Systems Contractor), C-10 04/02/2026
(Electrical Contractor)
C-10 (Electrical Contractor)
10/07/2026
C-10 (Electrical Contractor), A (General
Engineering Contractor)
12/26/2026
A (General Engineering Contractor), B
(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)
12/26/2026
A (General Engineering Contractor), B
(General Building Contractor), C-8 (Concrete
Contractor), C-9 (Drywall Contractor), ASB
(Asbestos Certification)
11/06/2026
A (General Engineering Contractor), B
(General Building Contractor)
10/02/2026
B (General Building Contractor), C-10
(Electrical Contractor), A (General
Engineering Contractor)
03/04/2027
Page 4 of 16
Company
Cal-Pacific Construction Inc
Address
1009 Terra Nova Blvd. , Pacifca,
CA, 94044
Contact
Kennedy Chan
Phone #
650-557-1238
x109
Email
kc@pacific888.com
California Waters Development Inc.,
dba California Waters
23311 E. La Palma Ave, Yorba
Linda, CA, 92887
Leanne Harvey
949-528-0900
Calstate Construction, Inc.
Castlerock Environmental, Inc.
4165 Business Center Drive
Fremont CA 94538, [Enter City],
CA, 00000
10040 PAINTER AVE, SANTA FE
SPRINGS, CA, 90670
Amelia Rodriguez
510-657-1800
TIFFANY WHITACRE 562-941-9244
leads@californiawaters.com
amelia@calstateci.com
tiffany@castlerockenv.com
Champion Industrial Contractors, Inc. 1420 Coldwell Ave., Modesto, CA, Tanya Cook
95350
209-524-6601
tcook@championindustrial.com
CMD ELECTRIC INC
CN O'Neill Electric, Inc.
CNW Construction Inc
Collins Electrical Company Inc.
Color New Corp
4933 Paramount Dr San Diego CA KAREN MONTERO
92123
444 N Edison St, STOCKTON, CA, David O'Neill
95203
2520 Sierra Vista Rd, Rescue, CA, Jeff Fuchs
95672
3412 Metro Drive, Stockton, CA,
95213
Araceli Torres
888-206-9756
209-941-3949
x101
209-406-5891
209-466-3691
kmontero@cmdelectric.com
doneill@cnoneill.com
jeff@cnwconstruction.com
atorres@collinselectric.com
22855 Califa St., Woodland Hills,
CA, 91367
Louis Loizu
818-884-0856
colornewcorp@yahoo.com
Page 5 of 16
License Classes
Expires
A (General Engineering Contractor), B
(General Building Contractor), C-7 (Low
Voltage Systems Contractor), C-10 (Electrical
Contractor), C-16 (Fire Protection
Contractor), C-36 (Plumbing Contractor)
07/07/2026
A (General Engineering Contractor), C-53
(Swimming Pool Contractor), C-61 (Limited
Specialty)
05/08/2026
A (General Engineering Contractor), B
(General Building Contractor)
08/26/2026
A (General Engineering Contractor), B
(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)
07/24/2026
B (General Building Contractor), C-2
(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)
10/06/2026
C-10 (Electrical Contractor)
12/31/2026
C-10 (Electrical Contractor)
03/02/2027
B (General Building Contractor)
09/30/2026
A (General Engineering Contractor), B
(General Building Contractor), C-10 (Electrical
Contractor), C-31 (Construction Zone Traffic
Control Contractor)
07/14/2026
B (General Building Contractor), C-33
(Painting and Decorating Contractor)
08/26/2026
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