Updated: Dec 09, 2025
Location and Projects
Address
351 Rolling Oaks Dr, Thousand Oaks, CA, 91361
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Korn Gregory Ian Construction
Serving clients in Thousand Oaks, California, Korn Gregory Ian focuses on residential projects in the local area. With four years of experience, this contractor handles a variety of home improvement and construction tasks. Projects typically include remodeling, renovation, and general construction for single-family properties. Homeowners in Thousand Oaks and surrounding neighborhoods seek out Korn Gregory Ian for expertise in managing permit-driven projects and navigating local building requirements. The business is equipped to oversee each phase of construction, from planning through completion, ensuring compliance with municipal codes and standards. With a track record that spans multiple permitted projects, Korn Gregory Ian remains an option for property owners in the Thousand Oaks region seeking organized, experienced contracting services geared toward residential improvements.
Korn Gregory Ian Services
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Korn Gregory Ian Contact Information
Address: 351 Rolling Oaks Dr, Thousand Oaks, CA 91361
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Korn Gregory Ian Thousand Oaks
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Korn Gregory Ian has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
13 projects
|
2025 |
|
7 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Korn Gregory Ian has worked on at least
22.0 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.
Experience
|
4 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Korn Gregory Ian mostly works on
home addition
projects.
Pricing
|
1 project
|
< $5k |
|
3 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
4 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $50,000. 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.
[eplan] tenant improvement to a demised unit (1700 sf) in an existing multi tenant retail building. scope of architectural work as indicated in these drawings includes interior demolish new interior walls larger accessible restroom. no change use
Valuation:
$50,000
Permit #:
24016-10000-40275
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit to update scope of work. conversion of existing mixed use 3 unit multi-family residential/1st floor office building to mixed use 15 unit with 1st floor office mixed use. (pc only)
Valuation:
$100,000
Permit #:
24016-10001-25358
Status:
applied
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Eplan tenant improvement to an (e) retail storage building. parking restriping with 2 accessible parking stalls
Valuation:
$80,000
Permit #:
24016-10000-25326
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Eplan***proposed alteration to single family dwelling to addition exterior stairs and change of occupancy from r3 to r3.1 non-ambulatory residential facility
Valuation:
$50,000
Permit #:
25016-10000-05246
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan***proposed alteration to duplex to addition exterior stairs and change of occupancy from r3 to r3.1 non-ambulatory residential facility
Valuation:
$50,000
Permit #:
25016-10000-05247
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan***proposed alteration to duplex to addition interior stairs and voluntary change of occupancy from r3 to r3.1 non-ambulatory residential facility for 6 or less people all building members assumed to be load-bearing for fire-rating for upgrade to type v-a construction
Valuation:
$50,000
Permit #:
25016-10000-05248
Status:
approved
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan change of use from repair garage (s2-occupancy) to retail (m-occupancy) and alteration repair to existing 1-story type vb commercial building. new interior partitions new millwork new accessible ramp from public way and from new accessible and ev charging parking and restripe of parking lot
Valuation:
$150,000
Permit #:
23016-10000-45182
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Eplan. second story addition with roof deck and remodel to existing one story single family dwelling
Valuation:
$100,000
Permit #:
25014-10000-00510
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Attention zaw han*** replace (e) exterior stairs to (e) duplex
Valuation:
$50,000
Permit #:
24016-10000-07657
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
**eplan**lax** new outdoor covered area addition ( 4'-0 x 14'-6") for replacement of existing co2 fire suppression system with new ig-541 (trade name inergen) fire suppression system in basement-level terminal 8 electrical services room
Valuation:
$50,000
Permit #:
24016-10000-18446
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
**eplan**lax** new shed addition (4'-0 x 14'-6") to the side of (e) building for new co2 fire suppression system with new ig-541 (trade name inergen) fire suppression system
Valuation:
$75,000
Permit #:
24014-10000-02433
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Conversion of existing mixed use 3 unit multi-family residential 1st floor office building to 17 unit multi-family residential building
Valuation:
$200,000
Permit #:
24016-10000-25358
Status:
applied
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
**eplan**lax** new covered patio addition to the side of (e) building for new co2 fire suppression system with new ig-541 (trade name inergen) fire suppression system
Valuation:
$60,000
Permit #:
24014-10000-02434
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
*eplan* grading for new detached garage & recreation room with attached sauna spa and pool fill amount: 82cy cut amount: 982 cy export: 897 cy import:48 cy
Valuation:
$1,064
Permit #:
23030-10000-02427
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Change of use from (e) 116 x 24 8 retail to (n) vet clinic. no structural changes to be made
Valuation:
$150,000
Permit #:
21016-20000-12274
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
*eplan* new detached garage & recreation room with attached sauna spa and pool
Valuation:
$180,000
Permit #:
23010-10000-01109
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
*eplan* new pool and spa with deck located on the roof of proposed detached garage & recreation room
Valuation:
$50,000
Permit #:
23047-10000-00622
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan. addition to 2nd story of (e) single family dwelling new balcony on 2nd floor
Valuation:
$40,000
Permit #:
22014-10000-03211
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Demolish (e) commercial building at front of property. sewer cap and pedestrian protection fence required
Valuation:
$10,000
Permit #:
24019-10000-04031
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Plan check for title 24 energy only new lighting in the space. total lighting area: 1034 sq ft. plan check only
Valuation:
N/A
Permit #:
23041-20002-75159
Status:
approved
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Recent Buildzoom Projects
Korn Gregory Ian License info
License Not Required
| Status | Not Required |
- BuildZoom verified in November, 2024 that this contractor does not need a license to be a contractor in California.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
21
Permits
- Building permit records show that Korn Gregory Ian has worked on 21 permitted projects.