Updated: Feb 18, 2026
Location and Projects
Address
18686 GOPHER LANE, Grass Valley, CA, 95949
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Custom Concept Builders Construction
Serving Grass Valley and surrounding Nevada County communities, Custom Concept Builders specializes in new home construction and residential remodels. With 17 years in the construction industry, the company manages a range of projects including custom homes, whole-house renovations, kitchen and bath remodels, and additions. Their project portfolio reflects experience with craftsman, contemporary, and mountain-style residences, as well as accessory dwelling units (ADUs). Custom Concept Builders works directly with homeowners, assisting from initial design concepts through construction completion. The team emphasizes tailored solutions, collaborating on material selections and site planning to meet the needs of each residential property. Their approach includes experience with hillside and rural site development, addressing the challenges of local terrain and permitting requirements. Custom Concept Builders serves clients throughout Grass Valley, Nevada City, and nearby rural areas.
Custom Concept Builders Services
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Custom Concept Builders Contact Information
Phone Number: (530) 320-9770
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Address: 18686 GOPHER LANE, Grass Valley, CA 95949
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Custom Concept Builders Grass Valley
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Custom Concept Builders has a BuildZoom score of 99, which places them above 85% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Custom Concept Builders 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
|
2 projects
|
$5k-$20k |
|
1 project
|
$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 Custom Concept Builders
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
2024-06-10
Reroof like for like comparable to comparable single family dwelling (no detached structures) complete tear off and reroof of single-family home. synthetic owens corning underlayment and owens corning chateau green shingles to be used. cool roof exempt using r-38 insulation exemption structure: single family dwelling material assembly: asphalt shingle current roof: asphalt shingle ove... see more
Valuation:
$18,500
Permit #:
BLD24-02943
Status:
complete
Fee:
$235
Permit Type:
Alteration
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2023-12-19
Reroof over existing shingles. title 24 shingles to meet cool roof requirements. gutter repairs. new gutter guards rot repair structure: dwelling material assembly: asphalt shingle current roof: asphalt shingle overlaying existing: yes # of existing layers: 1 sra moderate
Valuation:
$28,800
Permit #:
BLD23-07178
Status:
complete
Fee:
$236
Permit Type:
Alteration
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2023-09-28
Tear off and re-roof approximately 35 squares using synthetic underlayment and title 24 shingles to meet cool roof requirements structure: home material assembly: asphalt shingle current roof: asphalt shingle overlaying existing: no # of existing layers: 1
Valuation:
$18,000
Permit #:
BLD23-05683
Status:
complete
Fee:
$235
Permit Type:
Alteration
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2020-05-18
Tear off existing roofing and reroof approximately 8300 square feet with gaf woodland mountain sage asphalt shingles and synthetic underlayment. replace gutters and rotten plywood from previous leaks structure: dwelling material assembly: asphalt shingles current roof: composite roof tile overlaying existing: no # of existing layers: 1 - 2019 cbc code - cbc 7a roof coverings valley &... see more
Valuation:
$48,250
Permit #:
BLD20-00512
Status:
complete
Fee:
$197
Permit Type:
Alteration
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2020-08-17
Remove and replace apprx 2600 sq ft of material palisades synthetic underlayment and gaf timerline hd reflector series comparable roofing to meet cool roof requirments. leave torch down roofing on covered porch structure: dwelling and attached garage sra moderate material assembly: gaf timberline hd reflector series current roof: composition roofing overlaying existing: no # of exist... see more
Valuation:
$10,000
Permit #:
BLD19-04255
Status:
complete
Fee:
$196
Permit Type:
Alteration
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2019-12-24
Strip off and re-roof approximately 2500 square feet of composition roofing. synthetic underlayment and gaf timberline hd reflector series charcoal shingles to be used to meet cool roof requirements structure: dwelling material assembly: composition roofing current roof: 3-tab composition roofing overlaying existing: no # of existing layers: 1 - 2016 cbc code - cbc 7a roof coverings ... see more
Valuation:
$12,000
Permit #:
BLD19-05921
Status:
complete
Fee:
$196
Permit Type:
Alteration
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2019-11-25
Tear off and replace old asphalt shingles with approximately 1200 square feet of synthetic underlayment and owens corning duration cool shingles in the color of mountainside addition ridge vent structure: dwelling material assembly: asphalt shingle current roof: asphalt shingle overlaying existing: no # of existing layers: 1
Valuation:
$6,200
Permit #:
BLD19-05476
Status:
complete
Fee:
$196
Permit Type:
Alteration
Building Type:
N/A
Tear off - no resheet - no 2 layer(s) 16 squares of 30yr laminated dimensional composition. in-progress inspection required if 10 squares or greater.carbon monoxide & smoke alarms required. reference crc sections r315 & r314
Valuation:
$4,500
Permit #:
RES-1801653
Status:
final
Fee:
$202
Permit Type:
N/A
Building Type:
Single family
Reroof entire roof of approximately 2700 square feet. tear off existing composition roofing repair any rotten plywood and replace with new 30 pound felt and composition roofing. r38 insulation in ceilings. this permit includes up to 2 inspections. additional inspections will be charged at the current rate. final inspection is required
Valuation:
$7,500
Permit #:
164041
Status:
final
Fee:
$375
Permit Type:
N/A
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2019-11-01
Tear off and reroof owens corning duration cool roof and synthetic underlayment to meet cool roof requirements. approximately 168 square feet of peel and stick roll roofing for low slope rear covered patio area with correct underlayment for this application structure: residence and attached garage material assembly: composition asphalt shingle current roof: composition asphalt shingl... see more
Valuation:
$11,000
Permit #:
BLD19-04445
Status:
complete
Fee:
$196
Permit Type:
Alteration
Building Type:
N/A
Grading of dirt around building to create water runoff. replace gutter downspouts. reroof house with 30 years comparable. replace roof sheathing 4700 sq. ft of roof area. permit is good for two inspections additional inspections are $125.78 each
Valuation:
N/A
Permit #:
12001561
Status:
complete
Fee:
$317
Permit Type:
N/A
Building Type:
N/A
Roof over existing single layer roofing. approximately 16 square of roofing using felt underlayment and gaf reflector series roofing to meet cool roof requirements. vent ridge to be installed as well
Valuation:
$5,300
Permit #:
181689
Status:
final
Fee:
$390
Permit Type:
N/A
Building Type:
N/A
Reroof home approximately 3200 square feet with new gaf reflector series composition cool roof roofing material. color is charcoal. #30lb. felt underlayment. this permit includes 2 inspections
Valuation:
$11,000
Permit #:
181187
Status:
final
Fee:
$390
Permit Type:
N/A
Building Type:
N/A
Tear off and reroof an r-3 duplex with 30 year comparable. r-30 ceiling insulation. repair two chimney chases. permit is good for two inspections. additional inspections are $125.78 each. final inspection required
Valuation:
$10,000
Permit #:
11001940
Status:
complete
Fee:
$443
Permit Type:
N/A
Building Type:
N/A
Residential: full review - additions accessory structures pools demolish generators and other
2011-07-25
2010 crc crc 327.5 roof coverings valley and gutter protection required reroof permit for: dwelling tear offcomp and replace sheathing and install comparable minimum class a roofing assembly required the roof covering installed on the structure identified above must be installed per the manufacturer's requirements for installation
Valuation:
$4,675
Permit #:
0740 42613.11
Status:
final
Fee:
$161
Permit Type:
N/A
Building Type:
N/A
Tear off and reroof an r-3 duplex with 30 year comparable. r-30 ceiling insulation. repair two chimney chases. see permit 11001949 for fees and # of inspections included
Valuation:
$10,000
Permit #:
11001958
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential alteration or addition - plan check-permit
2010-08-11
Cross street: evans description of work: 364 sf single family dwelling addition misc electrical skylights and fireplace (rebuild existing sunroom) for existing single family dwelling 01/25/11 upgrade electrical 200 amp...vmd
Valuation:
$55,328
Permit #:
PDS2010-1004-20100183
Status:
complete
Fee:
$1,234
Permit Type:
N/A
Building Type:
N/A
2010 crccrc 327.5 roof coverings valley and gutter protection requiredreroof permit for: dwellingte
Valuation:
$4,675
Permit #:
42613.11
Status:
DONE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential alteration or addition - plan check-permit
2010-05-19
Cross street: evans description of work: 364 sf single family dwelling addition misc electrical skylights and fireplace (rebuild existing sunroom) for existing single family dwelling
Valuation:
$55,328
Permit #:
PDS2010-1001-20100260
Status:
complete
Fee:
$1,483
Permit Type:
N/A
Building Type:
N/A
Tear off and reroof an r-3 single family dwelling with 30 year comparable. repair siding framing and trim around chimney
Valuation:
$5,500
Permit #:
09002335
Status:
complete
Fee:
$317
Permit Type:
N/A
Building Type:
N/A
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Custom Concept Builders License info
Verified License
| License # | 935284 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Custom Concept Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
20
Permits
- Building permit records show that Custom Concept Builders has worked on 20 permitted projects.
Custom Concept Builders Employees
FJ
Frank Samuel Lodarski Jr
Owner