Updated: Nov 13, 2025
Location and Projects
Address
21275 PLACER HILLS RD, Colfax, CA, 95713
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KL Neff Construction Co Inc
KL Neff Construction Co Inc, 21275 Placer Hills Rd, Colfax, CA (Owned by: Edward Curtis Mierau) holds a General Building license and 8 other licenses according to the California license board.
Their BuildZoom score of 98 ranks in the top 16% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring KL Neff Construction Co Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
KL Neff Construction Co Inc Services
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KL Neff Construction Co Inc Contact Information
Phone Number: (530) 320-5425
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Address: 21275 PLACER HILLS RD, Colfax, CA 95713
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KL Neff Construction Co Inc Colfax
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
KL Neff Construction Co Inc has a BuildZoom score of 98, which places them above 84% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
|
2 projects
|
2022 |
Our building permit records indicate that KL Neff Construction Co Inc has worked on at least
4.0 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
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
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.
Building Permits by KL Neff Construction Co Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential: limited review - electrical mechanical plumbing roof solar etc
2022-05-02
Replace damaged rafters decking repair on roof replacing insulation in affected areas - 2019 cbc code - cbc 7a roof coverings valley & gutter protection required - reroof permit for: main house tear off existing damaged shingles - install shingles on damaged area - like for like - minimum class a roofing assembly required - the roof covering installed on the structure identified above... see more
Valuation:
$40,000
Permit #:
BLD22-01111
Status:
complete
Fee:
$412
Permit Type:
Alteration
Building Type:
N/A
2(n)automatic fire overhead sprinklers. dinning area. no calc's
Valuation:
N/A
Permit #:
PMT2025-00780
Status:
final
Fee:
$482
Permit Type:
N/A
Building Type:
N/A
Deferred submittal drawings & calculations revision delta 1 for structural steel of the walking cooler/freezer permit number b202400493
Valuation:
$25,356
Permit #:
B202402101
Status:
issued
Fee:
$756
Permit Type:
N/A
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2021-06-24
Like for like exchange of 200 amp. panel current panel amperage: 200 proposed panel amperage: 200 change out new: change out - like for like
Valuation:
$1,000
Permit #:
BLD21-03598
Status:
expired
Fee:
$153
Permit Type:
Alteration
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2022-07-27
Overlay of asphalt shingles main dwelling only
Valuation:
$17,000
Permit #:
BLD22-03283
Status:
complete
Fee:
$210
Permit Type:
Alteration
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2018-12-18
Interior alteration otc bring floor plan into compliance with current codes by removing the interior wall and door that was added by previous owner opening room 50% to adjacent room for propert light ventilation and egress. portion of room measuring 62 sq.ft
Valuation:
$2,370
Permit #:
BLD18-05720
Status:
complete
Fee:
$270
Permit Type:
Alteration
Building Type:
N/A
6050 industrial ave/ti of an existing production kitchen phase 2. improvements include sub-division of existing freezer storage extension of existing thawing room new meat prep room and revisions to existing slice room. new distribution cooler conversion of storage into office and upgrades to the mechanical and plumbing system
Valuation:
$1,873,383
Permit #:
15-4171
Status:
final
Fee:
N/A
Permit Type:
Aind
Building Type:
N/A
6050 industrial ave/ti of an existing production kitchen phase 1. renovation of the cooking area and existing cold storage room. replacement of existing mechanical electridal plumbing infrastructure such as boilers steam pipes chill water pipes exhaust fans
Valuation:
$4,371,224
Permit #:
15-4170
Status:
final
Fee:
N/A
Permit Type:
Aind
Building Type:
N/A
Tenant improvements alterations kitchen/bath remodels for apartments or condos electric vehicle char
2014-09-30
Ch-01 change permit to tenant improvement occupied space c of o required addition walls relocate ducts addition elect doors. **//** commercial new demising wall and electrical sub panel no occupancy spec tenant improvement
Valuation:
$27,900
Permit #:
CBAC2014-00233
Status:
complete
Fee:
$3,102
Permit Type:
Alteration - remodel
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2021-02-25
Reroof house and garage structure: house and garage material assembly: comparable. roof current roof: comparable. roof overlaying existing: no # of existing layers: 1
Valuation:
$12,000
Permit #:
BLD20-06508
Status:
complete
Fee:
$196
Permit Type:
Alteration
Building Type:
N/A
Commercial/multi-family/condo/apt. - change order
2014-07-23
Area: c02 image supply ch-01 change permit to tenant improvement occupied space c of o required change in use warehouse to office
Valuation:
$0
Permit #:
CBAC2014-00233-01
Status:
Change Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2017-11-21
Remove and replace 100 amp main panel with 200 amp main panel
Valuation:
$150
Permit #:
BLD17-05241
Status:
complete
Fee:
$141
Permit Type:
Alteration
Building Type:
N/A
New district office building (office space w/board room and training rooms) 45, 468 sq
Valuation:
N/A
Permit #:
PMT14-02821
Status:
final
Fee:
$242,886
Permit Type:
N/A
Building Type:
N/A
Permit for off-site improvements in public right away
Valuation:
N/A
Permit #:
ELPT15-000510
Status:
issued
Fee:
$4,080
Permit Type:
St/st lt/swr/sd
Building Type:
N/A
Electrical meter pedestal
Valuation:
$1,000
Permit #:
PMT17-00514
Status:
final
Fee:
$102
Permit Type:
New
Building Type:
N/A
Permit for excavation/traffic control wo#492-1
Valuation:
N/A
Permit #:
ELPT16-000544
Status:
final
Fee:
$361
Permit Type:
Excavation & traffic
Building Type:
N/A
Tenant improvements alterations kitchen/bath remodels for apartments or condos electric vehicle char
2014-08-28
Commercial alter office warehouse
Valuation:
$60,000
Permit #:
CBAC2014-00232
Status:
complete
Fee:
$9,495
Permit Type:
Alteration - remodel
Building Type:
N/A
Residential: full review - additions accessory structures pools demolish generators and other
2004-05-28
Addition of bedroom remove closet to convert one bedroom to office * amend to addition additional 121 sq ft of living total 541 sq ft living added
Valuation:
$35,316
Permit #:
BRAA 14598.04
Status:
final
Fee:
$422
Permit Type:
N/A
Building Type:
N/A
Residential: full review - additions accessory structures pools demolish generators and other
2005-09-09
Single family dwelling
Valuation:
$155,518
Permit #:
BSFD 19764.05
Status:
final
Fee:
$10,657
Permit Type:
N/A
Building Type:
N/A
Remodel 2 bathrooms on 2nd floor of single family home
Valuation:
$30,000
Permit #:
1601323
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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KL Neff Construction Co Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
KL Neff Construction Co Inc License info
Verified License
| License # | 629312 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for KL Neff Construction Co 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 # | 787998 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for KL Neff Construction Co 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 # | 790576 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for KL Neff Construction Co Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 4153 |
| Status | Active |
| City | Fontana |
| Type | Contractor |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of September, 2017. Check the current license status of KL Neff Construction Co Inc with the The City of Fontana, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-F113112-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Corporation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for KL Neff Construction Co Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 730576 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for KL Neff Construction Co Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 719850 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for KL Neff Construction Co Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 291126 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for KL Neff Construction Co Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 391841 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for KL Neff Construction Co Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | Old Republic Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Everest National Insurance Company |
40
Permits
- Building permit records show that KL Neff Construction Co Inc has worked on 40 permitted projects.
KL Neff Construction Co Inc Employees
CT
Christopher Richard Taylor
Ceo / President
DT
Dale Eugene Tarr
Rme
DN
Daniel Allen Neff
Owner
DS
David Alan Smith
Officer
EM
Edward Curtis Mierau
Owner
JW
James Randall Wood
Rme
KN
Keith Allen Neff
Officer
KN
Kenneth Laverne Neff
Sole Owner
KN
Kevin Jay Neff
Officer
MN
Martha Kay Neff
Officer
RS
Robert Frederick Schauer
Officer
RK
Ronald Allen Kuehl
Officer