4949 Nadotti Rd
Stockton, CA 95215
Tel: (877) 226-3569 | (209) 931-5253
Fax: (209) 208-1820 | Email: [email protected]
AAA Backflow Prevention, Inc
Lic# 855750
Experience and Past Performance
AAA Backflow Prevention, Inc. has been providing professional backflow inspection, testing, and repair services for nearly twenty (20) years. Our company specializes exclusively in backflow prevention and cross-connection control, enabling us to provide reliable, compliant, and efficient services for municipal and public-agency clients.
We have successfully supported multiple public agencies throughout California, including:
• City of Visalia – Annual testing, compliance documentation, and repairs • Toyon Park Water – Comprehensive testing and device maintenance • Amador County – Backflow testing, emergency repair response, and reporting • City of Palo Alto – Certified testing, repairs, and regulatory compliance support Comparable Contracts & References
1. City of Visalia
Contact: Zach Huff
Email: [email protected]
Term: Yearly since 2018
Summary: Annual backflow testing, repairs, and reporting services.
2. Toyon Park Water System
Contact: Richard Churchill
Phone: 209-763-2972
Term: Yearly since 2013
Summary: Full-service testing, certification, and regulatory reporting.
3. Amador County
Contact: Darren Robinson
Phone: 209-223-6370
Term: Yearly since 2023
Summary: Municipal backflow inspection program, emergency response, and documentation.
Project Approach and Understanding of Scope
AAA Backflow Prevention, Inc. uses a standardized and compliant process to ensure accurate testing, timely repairs, and strict adherence to regulatory requirements. Our staff is fully trained and experienced in EBMUD standards, Title 17 of the California Code of Regulations, and City-specific reporting protocols.
Annual Testing & Certification
4949 Nadotti Rd
Stockton, CA 95215
Tel: (877) 226-3569 | (209) 931-5253
Fax: (209) 208-1820 | Email: [email protected]
AAA Backflow Prevention, Inc
Lic# 855750
• Devices are scheduled proactively to ensure compliance before deadlines. • Certified AWWA testers perform testing using calibrated equipment. • Any failed assemblies are documented immediately, and a repair recommendation is issued the same day.
• After repairs, devices are retested and certified to ensure compliance.
Repairs
• Repairs are performed by trained technicians using manufacturer-approved components. • Priority scheduling for failed assemblies ensures minimal impact to the customer or City. • Re-testing occurs immediately after repairs to close out the compliance requirement.
Reporting & Documentation
EBMUD Reporting
EBMUD requires all test forms to be mailed physically.
Our administrative staff:
• Completes and verifies all EBMUD test forms
• Prepares and mails them directly to EBMUD within the required timeframe • Digitizes and archives every mailed form for permanent records Other Municipal Reporting
• We submit reports via City portals, email, direct upload, or mail—depending on each agency’s requirements.
• Our office ensures correct submittal formats for each jurisdiction.
Internal Recordkeeping
• All test results are entered into Syncta, providing accuracy, audit trails, and long-term retention. • All field-submitted reports are digitized and stored for future reference. • Records can be retrieved and re-issued upon request at any time.
Emergency Response
• Dedicated on-call personnel are available for emergency needs. • Our team guarantees response within 24 hours for urgent requests. • Communication is provided immediately to City staff regarding failed devices, shutdowns, or emergency repair needs.
4949 Nadotti Rd
Stockton, CA 95215
Tel: (877) 226-3569 | (209) 931-5253
Fax: (209) 208-1820 | Email: [email protected]
AAA Backflow Prevention, Inc
Lic# 855750
Capacity and Responsiveness
AAA Backflow Prevention, Inc. is fully staffed and equipped to meet the City’s ongoing testing, repair, reporting, and emergency response needs.
Staffing & Key Personnel
Jordan Lee – Owner / Lead Certified Tester (AWWA Certified) • Oversees field operations, testing quality control, and regulatory compliance • 20 years of hands-on experience in backflow testing and repair • Primary point of contact for emergency response and technical matters Certified Testers (2 Additional AWWA-Certified Technicians) • Perform annual testing, repairs, and troubleshooting
• Maintain consistent service availability for City accounts Connie Castro-Garcia – Administrative Support / Reporting Coordinator • Manages scheduling, Syncta data entry, physical mailing of EBMUD forms, and documentation • Ensures accuracy, completeness, and timely submittal of all reports • Serves as administrative point of contact for City staff Equipment & Resources
• 5 calibrated AWWA-approved test kits
• 3 fully equipped service vehicles stocked with repair parts and tools • Syncta cloud-based reporting system for accuracy and compliance • Permanent digital archiving of all testing records
Organizational Structure
• Owner / Lead Tester: Jordan Lee
• Certified Testers: 2
• Administrative Support: Connie Castro-Garcia
Responsiveness
• Emergency response within 24 hours
• Flexible scheduling and strong field availability
• Real-time digital reporting and organized record management • Ensured continuity of services through dedicated staff and redundancy in test kits and vehicles
4949 Nadotti Rd
Stockton, CA 95215
Tel: (877) 226-3569 | (209) 931-5253
Fax: (209) 208-1820 | Email: [email protected]
AAA Backflow Prevention, Inc
Lic# 855750
Cost Proposal – Bid Schedule
Bid
Item
Description Unit Estimated
Quantity
Cost
1 Annual testing and certification of
backflow devices (all sizes)
Each 120 $11,400 ($95 each)
2 Retest after repair Each 25 $1,875 ($75 each)
3 Repair of backflow device (3/4” – 2”) Hour 60 $6,000 ($100/hr) 4 Repair of backflow device (2 ½” – 4”) Hour 40 $4,000 ($100/hr) 5 Repair of backflow device (over 4”) Hour 20 $2,500 ($125/hr) 6 Replacement or installation of new
backflow assembly (labor only)
Each 10 $20,000 ($2000
each)
7 Emergency after-hours service call Hour 10 $1,500 ($150/hr) 8 Administrative report and
documentation submission to EBMUD
Each 120 $4,200 ($35 each)
The ACORD name and logo are registered marks of ACORD
CERTIFICATE HOLDER
© 1988-2014 ACORD CORPORATION. All rights reserved.
ACORD 25 (2014/01)
AUTHORIZED REPRESENTATIVE
CANCELLATION
DATE (MM/DD/YYYY)
CERTIFICATE OF LIABILITY INSURANCE
LOC
JECT
PRO-
POLICY
GEN'L AGGREGATE LIMIT APPLIES PER:
OCCUR
CLAIMS-MADE
COMMERCIAL GENERAL LIABILITY
PREMISES (Ea occurrence)
$
DAMAGE TO RENTED
EACH OCCURRENCE
$
MED EXP (Any one person)
$
PERSONAL & ADV INJURY
$
GENERAL AGGREGATE
$
PRODUCTS - COMP/OP AGG
$
$
RETENTION
DED
CLAIMS-MADE
OCCUR
$
AGGREGATE
$
EACH OCCURRENCE
$
UMBRELLA LIAB
EXCESS LIAB
DESCRIPTION OF OPERATIONS / LOCATIONS / VEHICLES (ACORD 101, Additional Remarks Schedule, may be attached if more space is required) INSR
LTR
TYPE OF INSURANCE
POLICY NUMBER
POLICY EFF
(MM/DD/YYYY)
POLICY EXP
(MM/DD/YYYY)
LIMITS
PER
STATUTE
OTH-
ER
E.L. EACH ACCIDENT
E.L. DISEASE - EA EMPLOYEE
E.L. DISEASE - POLICY LIMIT
$
$
$
ANY PROPRIETOR/PARTNER/EXECUTIVE
If yes, describe under
DESCRIPTION OF OPERATIONS below
(Mandatory in NH)
OFFICER/MEMBER EXCLUDED?
WORKERS COMPENSATIONAND EMPLOYERS' LIABILITY
Y / N
AUTOMOBILE LIABILITY
ANY AUTO
ALL OWNED
SCHEDULED
HIRED AUTOS
NON-OWNED
AUTOS
AUTOS
AUTOS
COMBINED SINGLE LIMIT
BODILY INJURY (Per person)
BODILY INJURY (Per accident)
PROPERTY DAMAGE
$
$
$
$
THIS IS TO CERTIFY THAT THE POLICIES OF INSURANCE LISTED BELOW HAVE BEEN ISSUED TO THE INSURED NAMED ABOVE FOR THE POLICY PERIODINDICATED. NOTWITHSTANDING ANY REQUIREMENT, TERM OR CONDITION OF ANY CONTRACT OR OTHER DOCUMENT WITH RESPECT TO WHICH THISCERTIFICATE MAY BE ISSUED OR MAY PERTAIN, THE INSURANCE AFFORDED BY THE POLICIES DESCRIBED HEREIN IS SUBJECT TO ALL THE TERMS,EXCLUSIONS AND CONDITIONS OF SUCH POLICIES. LIMITS SHOWN MAY HAVE BEEN REDUCED BY PAID CLAIMS.
INSD
ADDL
WVD
SUBR
N / A
$
$
(Ea accident)
(Per accident)
OTHER:
THIS CERTIFICATE IS ISSUED AS A MATTER OF INFORMATION ONLY AND CONFERS NO RIGHTS UPON THE CERTIFICATE HOLDER. THISCERTIFICATE DOES NOT AFFIRMATIVELY OR NEGATIVELY AMEND, EXTEND OR ALTER THE COVERAGE AFFORDED BY THE POLICIESBELOW. THIS CERTIFICATE OF INSURANCE DOES NOT CONSTITUTE A CONTRACT BETWEEN THE ISSUING INSURER(S), AUTHORIZEDREPRESENTATIVE OR PRODUCER, AND THE CERTIFICATE HOLDER.
IMPORTANT: If the certificate holder is an ADDITIONAL INSURED, the policy(ies) must be endorsed. If SUBROGATION IS WAIVED, subject tothe terms and conditions of the policy, certain policies may require an endorsement. A statement on this certificate does not confer rights to thecertificate holder in lieu of such endorsement(s).
COVERAGES
CERTIFICATE NUMBER:
REVISION NUMBER:
INSURED
PHONE
(A/C, No, Ext):
PRODUCER
ADDRESS:
E-MAIL
FAX
(A/C, No):
CONTACT
NAME:
NAIC #
INSURER A :
INSURER B :
INSURER C :
INSURER D :
INSURER E :
INSURER F :
INSURER(S) AFFORDING COVERAGE
SHOULD ANY OF THE ABOVE DESCRIBED POLICIES BE CANCELLED BEFORETHE EXPIRATION DATE THEREOF, NOTICE WILL BE DELIVERED INACCORDANCE WITH THE POLICY PROVISIONS.
ACORDs provided by Forms Boss. www.FormsBoss.com; (c) Impressive Publishing 800-208-1977 $
$
3435 Mt. Diablo Blvd., Ste 300
Kosich Insurance Agency, Inc.
Cert ID 19775
450 Civic Center Plaza
Omaha National Insurance Compa 16219
Scottsdale Insurance Co 41297
Hartford Accident & Indemnity 22357
11/20/2025
4949 E. Nadotti Road
Y
01/01/2025 01/01/2026
CXS4040935
C
Y
[email protected]
Y
Y
Y
01/01/2025 01/01/2026
Y
57UECAE0735
B
B
A
X
X
X
X
Kenneth R Kosich
Lafayette CA 94549
Richmond CA 94804
Stockton CA 95215
(925) 284-3911
(209) 931-5253
(925) 284-3919
X X
X
X
X
X
X
1,000,000
100,000
1,000,000
1,000,000
1,000,000
5,000,000
5,000,000
5,000
Errors & Omissions
Errors & Omissions
01/01/2025 01/01/2026
CPS8126563
01/01/2025 01/01/2026
ONCC07012523-03
1M/2M
1,000,000
None
1,000,000
2,000,000
2,000,000
City of Richmond
The City of Richmond, its officers, officials, employees, agents and volunteers are included as additional insured for General Liability as required by written contract per the attached endorsement form, CG2038 1219, coverage is primary & non-contributory per the attached endorsement form, CG2001 1219, waiver of subrogation applies per attached endorsement form, CG2453 1219, commercial completed operations wording provided by attached endorsement form, CG2039 1219, and for Auto Liability per attached endorsement form, HA9916 1221 including waiver of subrogation. Waiver of subrogation applies for Workers' Compensation per attached endorsement form, WCON04WSA 0119.
AAA Backflow Prevention, Inc.
POST IN A CONSPICUOUS PLACE
- NON TRANSFERABLE -
4949 Nadotti Road
Stockton
CA
95215
Expires:
12-31-2025
Business tax is due yearly regardless if renewal notice is received. You are required by City Ordinance RMC
7.04 to have a valid Business Tax Certificate if
your business is located in the City of Richmond, or if you perform work within the City.
Summary of Fees Paid
G Business & Personal Services
$5.40
Credit
SB1186
$4.00
Credit
New Business Application
$35.00
Credit
Receipt for Current License Fees
Receipt No:
iMS1130641
Payment Date:
11/20/2025
Paid by:
Jordan Lee
Total Paid
$44.40
Business Type:
Class G
Type of Business:
Backflow testing and repair
License
40068985
City of Richmond
• 450
CIVIC CENTER PLAZA
•
RICHMOND, CA 94804
• (510) 620-6742
BUSINESS TAX CERTIFICATE
2025
Prepared in accordance to the Administrative Policy and Procedures manual POLICY NUMBER: AP 516
DETACH YOUR BUSINESS LICENSE TAX CERTIFICATE FROM ABOVE AND POST IN PUBLIC VIEW License
40068985
Effective Date
11/20/202
5 To
12/31/2025
Owner(s)
Jordan lee
4949 Nadotti Rd
Stockton
,
CA
95210
,
This is not a Bill
For Information contact the City of Richmond Business Tax Office 450
CIVIC CENTER PLAZA
•
RICHMOND, CA
94804
• (
510
)
620-6742
www.ci.richmond.ca.us/bl
IT-10-11
AP-08-99
Jordan Lee
4949 Nadotti Rd
Stockton
,
CA
95210
Business Mailing Address / Account:
40068985
AAA Backflow Prevention Inc
11/3/2025 EAST BAY MUNICIPAL UTILITY DISTRICT
CERTIFIED BACKFLOW TESTERS LIST
CITY BUSINESS NAME BUSINESS ADDRESS CONTACT NAME BUS PHONE EMAIL CERT EXPIRE DT KIT EXPIRE DT ALAMEDA Beasley Plumbing P O Box 277 94501 Dennis Beasley 510-385-6568 FEB-28-2027 OCT-28-2026 ALAMEDA Bustos Plumbing 1450 Viking St 94501 Eric Bustos 510-714-2027 [email protected] MAY-31-2027 JUL-21-2026 ANTIOCH Paul Ibarra Plumbing 4301 Palomar Dr. 94531 Paul Ibarra 925-354-6556 MAY-12-2026 JAN-20-2026 ANTIOCH Pennington Plumbing LLC 3008 Camby Rd. 94509 Matthew Pennington 925-382-9657 [email protected] JUN-04-2027 FEB-27-2026 BAY POINT Blue Wrench Plumbing 461 Jill Ave 94565 Nico Malherbe 925-222-5941 [email protected] JUN-30-2028 JAN-27-2026 BERKELEY Bay Area Backfflow Svc. P O Box 40434 94704 Frank Phillips 925-625-9456 [email protected] AUG-31-2026 MAY-14-2 026 BERKELEY L J Kruse Company 920 Pardee Street 94710 Miguel Ferrusquia 510-644-0260 APR-30-2027 FEB-10-2026 BRENTWOOD Thorpe Design Inc 410 Beatrice Court, Ste A 94513 Jacob Castillo 925-848-6432 NOV-30-2025 MAY-16-2026 CASTRO VALLEY Frank Bonetti Plbg., Inc 20878 Rutledge Road 94546 Cameron Derosier 510-582-0934 AUG-31-2026 MAR-12-2026 CASTRO VALLEY Pacheco Landscape Mgmt. 20146 Butterfield Dr. 94546 Karl Pacheco 510-760-1808 DEC-31-2027 NOV-05-2025 CASTRO VALLEY Proper Plumbing Services 21617 Gail Dr. 94546 Jason Buckley 415-837-8727 NOV-23-2027 SEP-15-2026 CONCORD Guerra Bros Plumbing 5016 Forni Drive, Suite D 94520 Vincent Quilantang 925-288-0409 JAN-31-2028 JUN-30-2026 CONCORD Lescure Company 2301 Arnold Industrial, #C 94520 Phillip Doolittle 925-283-2528 SEP-30-2027 SEP-25-2026 CONCORD Matrix 115 Mason Circle, Suite B 94520 Jeremy Watkins 925-459-9200 DEC-30-2026 SEP-26-2026 CONCORD Philco Building Maint 1062 Shary Circle 94518 Anthony Palacio 925-363-7755 APR-30-2028 JAN-03-2026 CONCORD Preferred Plumbing & Drain 5600 Imhoff Drive 94520 Paul Fenczik 925-676-2143 MAY-31-2027 DEC-18-2025 DANVILLE Flo Right Backflow LLC 570 Sycamore Circle 94526 Henry Park 925-719-4577 [email protected] MAY-31-2027 JUL-17-2026 DANVILLE See CONTACT NAME >> 3494 Camino Tassajara 1105 94506 Sergio Villegas 831-578-1549 JAN-31-2026 JAN-23-2026 EL CERRITO Olivero Plumbing Co., Inc. 11360 San Pablo Avenue 94530 Kyle Blakeman 510-529-2762 FEB-28-2026 DEC-06-2025 FREMONT Bay Area Backflow Inc. 39210 Argonaut Way #309 94538 Mario Baltazar 510-742-2272 MAR-31-2028 OCT-14-2026 GILROY Aliance Backflow Services 10266 Duke Dr. 95020 Chris Dufur 408-510-3119 OCT-31-2027 OCT-03-2026 GILROY Salcido"s Backflow Service P O Box 2308 95021 Miguel Salcido 408-561-3135 AUG-31-2026 MAY-27-2026 HAYWARD Chris' Plumbing Inc. 1336 W Winton Ave 94545 Max Nemkovich 415-368-3559 [email protected] JUN-30-2027 JUN-27-2026 HAYWARD Got Backflow? 27254 Dunbar Pl 94544 Michael Williams 510-468-3289 [email protected] MAR-31-2028 DEC-06-2025 HAYWARD Sancho's Backflow 30569 Vanderbilt Street 94544 Andrew Towles 510-427-9820 [email protected] DEC-31-2027 JUN-10-2026 HERCULES City Mechanical Inc. 724 Alfred Nobel Dr. 94547 Che Han 510-724-9088 [email protected] NOV-23-2027 APR-14-2026 LAFAYETTE Backflow Testing & Repair P O Box 155 94549 Victor Zorzynski 925-639-1665 [email protected] JUN-30-2027 FEB-10-2026 LAFAYETTE R & H Backflow LLC (ISSCO) P.O. Box 155 94549 Aaron Smith 925-284-1511 [email protected] FEB-28-2026 JAN-04-2026 LIVERMORE Epic Irrigation Services 1068 Peppertree Pl. 94550 Eric Santos 925-505-1234 MAY-31-2028 JAN-15-2026 LODI Stead Backflow 2715 W. Kettleman Lane 95242 William Haynes 209-351-0534 AUG-31-2027 SEP-05-2026 MARTINEZ Landscape Care, Inc 4026 Pacheco Blvd. 94553 Dennis LaRue* 925-372-7973 NOV-14-2026 SEP-18-2026 MARTINEZ The Landscape Company P O Box 1492 94553 Frank McGuire 925-228-6800 JUL-31-2026 JAN-27-2026 NEWARK AWHS, Inc. 35325 Fircrest Street #B 94560 Joseph Jette 510-490-4411 OCT-31-2026 SEP-18-2026 NEWARK Above All Plumbing 7730 Enterprise Dr. Ste 7 94560 Rick Brown 510-475-6040 DEC-31-2026 JUL-17-2026 NOVATO Cagwin & Dorward P O Box 1600 94948 Paul Schultz 1-800-891-7710 NOV-30-2026 MAY-23-2026 OAKLAND A & J Construction 2627 13th Avenue 94606 Guan Yu 510-882-8089 OCT-07-2028 JUN-17-2026 OAKLAND ACE Backflow P O Box 31102 94604 Adam Eddy 510-808-5760 [email protected] NOV-30-2026 MAR-07-2026 OAKLAND B & B Plbg & Installations 3629 San Leandro Street 94601 Bob Becker 510-368-5701 JUN-30-2026 MAR-13-2026 OAKLAND CBRE 747 52nd St. 94609 Thomas Hardy 510-561-9322 [email protected] FEB-23-2027 APR-14-2026 OAKLAND City Certified Backflow 4096 Piedmont Ave #186 94610 Jesse Cuevas 1-800-684-8346 MAR-21-2026 JUL-30-2026 OAKLAND The Backflow Pro, Inc. 360 Grand Avenue #153 94610 Tom Majic 1-800-511-2210 [email protected] SEP-30-2027 SEP-24-2026 OAKLAND Yes Construction Group Inc 2929 School Street #E 94602 Richard Yu 510-965-8690 MAY-15-2027 JUN-17-2026 OAKLAND See CONTACT NAME >> 315 Clay St. 94607 James Wong 415-283-5734 JUL-21-2028 JUL-21-2026 OAKLEY Friendly Fire Systems 629 Allagash Court 94561 Mike Faria 888-345-8889 APR-30-2026 JUL-09-2026 PINOLE See CONTACT NAME >> 330 Summit Drive 94564 Michael Harteau 510-326-4030 OCT-31-2026 JAN-29-2026 PITTSBURG Integral Fire Protection 123 Robinson Ave. 94565 Arpad Sipos 925-206-9508 [email protected] NOV-30-2026 JU N-18-2026 PLEASANTON Backflow Team, LLC P O Box 1240 94566 Dave Sherin 888-230-2747 [email protected] APR-30-2026 DEC-02-2025 PLEASANTON West Coast Backflow P O Box 5595 94566 J Boles 1-800-925-5846 MAY-31-2026 MAY-31-2026 ** This list is provided as a courtesy by EBMUD.
These businesses have been certified by EBMUD to perform backflow device testing, but are not under contract nor employed by EBMUD. 11/3/2025 EAST BAY MUNICIPAL UTILITY DISTRICT
CERTIFIED BACKFLOW TESTERS LIST
CITY BUSINESS NAME BUSINESS ADDRESS CONTACT NAME BUS PHONE EMAIL CERT EXPIRE DT KIT EXPIRE DT RICHMOND Juniors Backflow Testing P O Box 5145 94805 Javier Mejia 510-672-2308 DEC-31-2025 SEP-03-2026 ROHNERT PARK BG Backflow Services PO Box 2102 94927 Bryan Guntle 707-696-7010 MAR-31-2028 JAN-17-2026 SALIDA See CONTACT NAME >> 5404 Amberfield Way 94526 Mayolo Cruz 925-838-2551 APR-30-2027 APR-24-2026 SAN FRANCISCO $125 Backflow Testing 2912 Diamond St., #342 94131 Mark Delzer 415-712-4782 FEB-28-2026 JAN-03-2026 SAN FRANCISCO ACME Bay Area Backflow 2912 Diamond St. Ste 342 94131 Johathan Maldonado 925-484-8477 MAY-31-2028 JUL-07-2026 SAN FRANCISCO The Backflow Guy Inc 3145 Geary Blvd. #404 94118 Peter Weiss 877-384-3489 OCT-31-2028 JAN-22-2026 SAN JOSE Century Commercial Serv 2145 Randolph Dr #6 95128 Patrick Gallaher 916-224-1648 SEP-30-2026 AUG-09-2026 SAN JOSE Flow City Plumbing 1185 Campbell Ave Ste L8 95126 Yuseff Nesme 408-283-0600 flowcityplumbing.com AUG-31-2026 FEB-26-2026 SAN JOSE Silcon Valley Mechanical 2115 Ringwood Ave. 95131 Richard Lerch 408-943-0380 [email protected] DEC-31-2027 JAN-31-20 26 SAN JOSE Therma 1601 Las Plumas Avenue 95133 Kristopher Croom 408-347-3500 AUG-31-2028 AUG-07-2026 SAN JOSE United Mechanical 2185 Oakland Rd. 95131 Russell Brugioni 408-892-1547 MAY-31-2028 DEC-30-2025 SAN LEANDRO 4th of July Backflow, LLC 296 Macarthur Blvd #A 5002 94577 Alondra Haro 831-578-1549 MAY-31-2027 JAN-23-2026 SAN LEANDRO ACCO Engineered Sys 1133 Aladdin Ave 94577 Johsua Edwards 1-800-598-2226 OCT-31-2027 FEB-07-2026 SAN LEANDRO Al's Backflow Service 3885 Anza Way 94578 Jian Sheng Ye 510-910-1541 DEC-03-2025 DEC-05-2025 SAN LEANDRO Alameda Backflow Testing 2103 E 14th Street Unit 21 94577 James Ness 510-541-2270 DEC-31-2025 JAN-22-2026 SAN LEANDRO Carrier Commercial Svcs 600 McCormick St., Ste B 94577 Carlos Zamudio 510-347-2000 DEC-31-2027 JAN-29-2026 SAN LEANDRO Dimond Plbg & Heating Co. 699 Lewelling Blvd. #146 94579 Michael Patrick 510-530-1144 MAR-31-2026 SEP-26-2026 SAN LEANDRO Pro Rooter and Plumbing 438 San Leandro Blvd. 94577 Hector Coronado 510-670-1115 JAN-31-2027 DEC-05-2025 SAN LORENZO T G's Backflow Service 17020 Via Media 94580 Sherry Crommie 925-783-9864 NOV-30-2025 JAN-23-2026 SAN MATEO Evergreen Landscapes P.O. Box 25208 94402 Juan Rivera 510-326-7746 FEB-29-2028 JUL-15-2026 SAN PABLO Animo Water 1842 23rd St. 94806 Ed So 626-497-2134 MAR-30-2027 FEB-21-2026 SAN RAFAEL ABC Testing, Inc 42 Terra Linda Dr. 94903 David Ammons 415-712-4863 AUG-31-2027 AUG-20-2026 SAN RAMON Agile Backflow Solutions 94583 Shane Sablan 510-432-6788 [email protected] JUN-30-2027 MAR-20-2026 SAN RAMON American Backflow 2985 Cheyenne Avenue 94583 Farman Robinson, III 925-828-5972 JAN-31-2026 MAR-18-2026 SAN RAMON Cohran's Backflow Testing 9678 Alcosta Blvd 94583 Philip Cohran 925-719-3065 DEC-03-2025 DEC-11-2025 SOUTH SAN FRANCISCO Pribuss Engineering 523 Mayfair Ave 94080 Edgard Orozco 650-588-0447 NOV-30-2025 JAN-02-2026 STOCKTON AAA Backflow Prev Services 4949 East Nadotti Road 95215 Jordan Lee 209-931-5253 JUL-31-2027 JAN-10-2026 SUNNYVALE Backflow Prev Specialists 1131 Elko Drive 94089 Benjamin Bennett 1-800-464-3569 APR-30-2026 SEP-29-2026 UNION CITY Qualified Plumbers Service P.O. Box 968 94587 Ovidio Valencia 510-471-2373 JUN-30-2027 DEC-30-2025 VACAVILLE John's Backflw Tech & Serv 179 North Park Drive 95688 John Barber 707-205-9397 SEP-30-2027 JUN-13-2026 VALLEJO GD3 Plumbing Solutions P.O. Box 5096 94591 Grant Davis 415-525-9576 JAN-31-2026 JAN-22-2026 WALNUT CREEK McCartney's Backflow Test 2872 Ygnacio Vally Rd #140 94598 John McCartney 925-565-8224 [email protected] SEP-3 0-2028 JUL-15-2026 WALNUT CREEK Red's Backflow Prev Svcs 680 Persimmon Road 94598 Scott Nelson 925-997-8362 APR-30-2026 MAR-21-2026 WOODLAND Halls Plumbing 346 Main St. 95776 Jason White 530-379-3970 [email protected] MAR-31-2026 FEB-10-2026 ** This list is provided as a courtesy by EBMUD.
These businesses have been certified by EBMUD to perform backflow device testing, but are not under contract nor employed by EBMUD.
Sabre Backflow LLC
3186 Contra Loma Blvd #111
Antioch, CA 94509
Phone (925) 698-5169
[email protected]
INSTRUMENT CALIBRATION CERTIFICATE
Manufacturer: Mid-West Instrument
Model: 845-5 Test Kit 845-3 Test Kit 845-5 NP Test Kit 835 Test Kit 830 Test Kit ____________
Serial Number: # 04151440
This gauge is calibrated to an accuracy of ± 0.2 PSID descending using a range of 0-15 psid.
This gauge was found to have performed as stated below. This calibration does not guarantee the accuracy of the gauge at any time subsequent to or prior to this calibration.
Reference Pressure as found as left
12.0 12.4 12.1
8.0 8.2 8.0
5.0 5.2 5.0
2.0 2.2 2.0
1.0 1.2 1.0
0 0 0
All Tests used in this calibration of this instrument conform to ASME B40.100 and are traceable to National Institute of Standards and Technology. Procedures utilized were in accordance with USC FCCCHR Manual of Cross-Connection Control10th Ed Appendix A and Manufacturer’s requirements.
Calibration Report For: AAA Backflow Prevention Inc
Calibration Technician : __________________
Dennis Celoni
Sabre Backflow, LLC
Authorized Mid-West Repair Facility
Date: January 10, 2025 Due Date: January 10, 2026 X