Updated: May 01, 2026
Location and Projects
Address
6821 8TH STREET, Rio Linda, CA, 95673
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Confluence Environmental Concrete Contractor
Confluence Environmental, Inc, 6821-8 Th St, Rio Linda, CA (Employees: Deidre Kerwin Brown, Jason David Brown, and Joshua Paul Kerns) holds a Concrete, Earthwork And Paving, Well Drilling license and 1 other license according to the California license board.
Their BuildZoom score of 103 ranks in the top 10% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Confluence Environmental, Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Confluence Environmental, Inc Services
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Confluence Environmental, Inc Contact Information
Phone Number: (707) 639-7709
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Address: 6821 8TH STREET, Rio Linda, CA 95673
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Building Permits by Confluence Environmental, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Cip: pk0422 this permit is issued to nichols consulting engineers on 04/12/2022 for encroachment onto city-owned open space to advance (50) vertical borings to a depth of 3 and (2) vertical borings to a depth of 5 at the iron horse nature park located west of the amador valley boulevard and stagecoach road intersection. please read all requirements carefully. keep permit at the work s... see more
Valuation:
N/A
Permit #:
PWEN-2022-00098
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Revocable encroachment permit to allow for the destruction of two monitoring wells within the right of way along felipe avenue and via ferrari street
Valuation:
N/A
Permit #:
2021 057017 RV
Status:
filed
Fee:
N/A
Permit Type:
D-well removal
Building Type:
N/A
To use the public right of way for monitoring well removal
Valuation:
N/A
Permit #:
2021 057229 RV
Status:
filed
Fee:
N/A
Permit Type:
D-well removal
Building Type:
N/A
The scope of the approved investigation by the ca rwqcb is a
Valuation:
N/A
Permit #:
E-EN21-0145
Status:
final
Fee:
$1,113
Permit Type:
Public improvement
Building Type:
N/A
Environmental soil borings
Valuation:
N/A
Permit #:
GWP2022-00019
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tcp for well abandonment inside property
Valuation:
N/A
Permit #:
E21-0045
Status:
final
Fee:
$515
Permit Type:
Miscellaneous
Building Type:
N/A
Testing of wells mw-10 and mw-11
Valuation:
N/A
Permit #:
202003932A
Status:
issued
Fee:
N/A
Permit Type:
Encroachment - minor
Building Type:
N/A
Soil boring
Valuation:
N/A
Permit #:
ENV2022-0240
Status:
final
Fee:
$472
Permit Type:
Destruction
Building Type:
N/A
Abandon two monitoring wells on fruitvale ave. alameda county documentation provided. permit valid 90 days. contact: j harmes aecom 916 414-5863. separate obstruction permit required to reserve/block parking lane. call pwa inspection prior to start: 510-238-3651. 4th floor. allow monitoring wells [2 each] on fruitvale ave for 76 service station
Valuation:
N/A
Permit #:
X1501326
Status:
CREATED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Block 50 sidewalk along fruitvale ave at school st per tsd-15-0050 and reserve 50 non-metered parking. note one space no fee per x1501326. abandon two monitoring wells on fruitvale ave. alameda county documentation provided. permit valid 90 days. contact: j harmes aecom 916 414-5863. separate obstruction permit required to reserve/block parking lane. call pwa inspection prior to start... see more
Valuation:
N/A
Permit #:
OB1500582
Status:
CREATED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Monitoring well destruction - os-9 a/b
Valuation:
N/A
Permit #:
WTR23-0211
Status:
final
Fee:
$181
Permit Type:
Destruction
Building Type:
N/A
Monitoring well destruction - os-8 a/b
Valuation:
N/A
Permit #:
WTR23-0210
Status:
final
Fee:
$181
Permit Type:
Destruction
Building Type:
N/A
Monitoring well destruction - os-19 a/b
Valuation:
N/A
Permit #:
WTR23-0190
Status:
final
Fee:
$181
Permit Type:
Destruction
Building Type:
N/A
Monitoring well destruction - os-18 a/b
Valuation:
N/A
Permit #:
WTR23-0189
Status:
final
Fee:
$181
Permit Type:
Destruction
Building Type:
N/A
Monitoring well destruction - os-17 a/b
Valuation:
N/A
Permit #:
WTR23-0188
Status:
final
Fee:
$181
Permit Type:
Destruction
Building Type:
N/A
Monitoring well destruction - os-16 a/b
Valuation:
N/A
Permit #:
WTR23-0187
Status:
final
Fee:
$181
Permit Type:
Destruction
Building Type:
N/A
Monitoring well destruction - os-15 a/b
Valuation:
N/A
Permit #:
WTR23-0186
Status:
final
Fee:
$181
Permit Type:
Destruction
Building Type:
N/A
16 ft. x 10 ft. x 4 ft. excavation including concrete removal inside of vacant unit for environmental remediation purposes
Valuation:
$60,000
Permit #:
CM220036
Status:
issued
Fee:
$1,336
Permit Type:
N/A
Building Type:
N/A
Excavation – abandon five monitoring wells in front of property and one in front of 1700 webster and one in front of 1750 webster. obstruction information not included - relate to ob permit. no impact on traffic lane or sidewalk allowed. ensure that environmental controls are in place to prevent dust/debris/waste water from contaminating environment if working within 25 feet of a monu... see more
Valuation:
N/A
Permit #:
X1701143
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reserve 5 parking meters for sidewalk repair. repair sidewalk to city standards (minimum 2% slope). if working within 25 feet of a monument you must comply with state law 8771 contact the inspector prior to starting excavation: minimum $5, 800.00 fine for non-compliance. comply with all terms of city of oakland public works standards street excavation rules revised march 2015 and city... see more
Valuation:
$0
Permit #:
OB1701593
Status:
Created
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Confluence Environmental, Inc License info
Verified License
| License # | 1035255 |
| Status | Active |
| State | California |
| Type | Concrete, Earthwork And Paving, Well Drilling |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Confluence Environmental, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 913194 |
| Status | Active |
| State | California |
| Type | Concrete, Well Drilling, Earthwork And Paving |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Confluence Environmental, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
36
Permits
- Building permit records show that Confluence Environmental, Inc has worked on 36 permitted projects.
Confluence Environmental, Inc Employees
DB
Deidre Kerwin Brown
Ceo / President
JB
Jason David Brown
Officer
JK
Joshua Paul Kerns
Rmo / Ceo / Pres
MK
Megan Christine Kerns
Ceo / President
RG
Ralph Allen Mc Gahey
Ceo / President