Updated: Apr 19, 2026
Location and Projects
Address
5618 WEST 4TH STREET, Rio Linda, CA, 95673
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Impact Builders Construction
General Contractor, kitchen and bath remodeling, garage conversions, ADUs
From BuildZoom: Impact Builders, 5618 W 4th St, Rio Linda, CA (Owned by: Neil James Thomson) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 106 ranks in the top 7% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Impact Builders, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Impact Builders Services
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Impact Builders Contact Information
Phone Number: (415) 673-1100
Address: 5618 WEST 4TH STREET, Rio Linda, CA 95673
Impact Builders Rio Linda
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Impact Builders has a BuildZoom score of 106, which places them above 93% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Impact Builders has worked on at least
5.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
2 projects
|
< $5k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $22,500. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Eotc - remove exising cabinets, counters appliances light fixtures install new:cabinets counters tile backsplash sink & faucet (see page k-3 for new configuration and elevations on page k-5). appliances: induction range exhaust hood w/led lighting dishwasher new marmoleum flooring. new light fixtures upgrade electrical plan per drawing page k-4.c remove non-structural wall portion rem... see more
Valuation:
$30,000
Permit #:
RES-2401500
Status:
final
Fee:
$1,030
Permit Type:
N/A
Building Type:
N/A
Window/plumbing permit: replace carjacked single pane windows with new double pane windows. no reframing or stucco work required. water line: re-route existing water line to run directly from the valve to the house. the existing line is routed through old pipes from the water main to the backyard and then back to the house. water conserving fixtures are required to be installed throug... see more
Valuation:
$4,000
Permit #:
RES-2416848
Status:
expired
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
Provide temporary shoring to facilitate excavation and construction of building reference to application # 201602028565 remodel. n/a maher ord. 155-13
Valuation:
$500,000
Permit #:
201704275065
Status:
reinstated
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
The proposed project is an interior renovation and excavation of existing crawl spaces to be covered to living space. seismic upgrade new foundation and repair work
Valuation:
$750,000
Permit #:
201508113883
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to pa 2014-0710-0957 the proposed work consists of an addition to an existing building consisting of basement only. all work is below grade. additoin of sportscourt is expansion (deeper) of the (e) garage
Valuation:
$250,000
Permit #:
201508144365
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Eotc expedited - turn a closet into a bathroom and upgrade electrical panel
Valuation:
$20,000
Permit #:
RES-2218723
Status:
final
Fee:
$835
Permit Type:
N/A
Building Type:
N/A
Remove (e) 369 sf. detached garage and 96 sf shed
Valuation:
$2,900
Permit #:
RES-2300945
Status:
expired
Fee:
$199
Permit Type:
N/A
Building Type:
N/A
To comply with nov # 201766421 revision to pa# 2016.0803.4121 for clarification of scope of work including demolition calcs. rebuild in-kind north elevation windows (non-historic) and slight changes to interior floor plan
Valuation:
$15,000
Permit #:
201705247566
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to pa #201704275065 - remove masonry vaneer -non-structural at base of building & reinstall with like kind. n/a maher ordinance
Valuation:
$10,000
Permit #:
201705237371
Status:
reinstated
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Kitchen remodel
Valuation:
$25,000
Permit #:
2300000417
Status:
approved
Fee:
N/A
Permit Type:
Alt/add/repair to...
Building Type:
N/A
Extension of previously approved balcony on side elevation. revision to bpa# 2014-0414-3170 and 2016-0609-9600
Valuation:
$2,500
Permit #:
201804247172
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
To obtain final inspection for work approved under 201700717 1999 2016 1216 510 and 2018 0604 0924
Valuation:
$1
Permit #:
202002275594
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to 201704123823 revise landscape to lower west property wall to height of original wall
Valuation:
$1
Permit #:
201711204425
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
To obtain final inspection for work approved under 2018-03-20- 4128 and 2016-06-09-9600
Valuation:
$1
Permit #:
202002275593
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
To obtain final inspection for work approved under pa# 2017-0412-3823 2016-1219-5362 2016-1014-0335. all work is complete
Valuation:
$1
Permit #:
201904228561
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
To obtain final inspection for work approved under pa# 2016-0809-4513. all work is complete
Valuation:
$1
Permit #:
201904228562
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Davis united: kit remodel
Valuation:
$30,000
Permit #:
1900000483
Status:
final
Fee:
N/A
Permit Type:
Alt/add/repair to...
Building Type:
N/A
Kit & laundry counters
Valuation:
$5,000
Permit #:
1900000732
Status:
final
Fee:
N/A
Permit Type:
Alt/add/repair to...
Building Type:
N/A
Remodel kitchen
Valuation:
$10,000
Permit #:
1900001422
Status:
final
Fee:
N/A
Permit Type:
Alt/add/repair to...
Building Type:
N/A
Kit & 2 bathroom remodels
Valuation:
$25,000
Permit #:
1800000030
Status:
final
Fee:
N/A
Permit Type:
Alt/add/repair to...
Building Type:
N/A
Impact Builders Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Impact Builders License info
Verified License
| License # | 938975 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Impact Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1017880 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Impact Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
Insured
| Insurer | James River Insurance Company |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Workers' Compensation History |
51
Permits
- Building permit records show that Impact Builders has worked on 51 permitted projects.
Impact Builders Employees
NT
Neil James Thomson
Owner