Updated: Feb 18, 2026
Location and Projects
Address
12851 NELSON ST, Garden Grove, CA, 92840
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Ultimate Konstruction Construction
Serving Garden Grove and surrounding communities in Orange County, Ultimate Konstruction specializes in residential remodeling and renovation projects. The company’s portfolio highlights kitchen and bathroom remodels, room additions, flooring, and custom tile work. Ultimate Konstruction also handles complete home renovations and exterior upgrades, including patio and deck construction. Their services extend to single-family homes, townhouses, and multi-unit residences throughout the area. Over the past five years, the team has managed projects ranging from open-concept kitchen updates to modern bathroom renovations, utilizing materials such as quartz countertops, custom cabinetry, and designer fixtures. Ultimate Konstruction addresses both interior and exterior improvements, providing homeowners with tailored solutions and efficient project management across all phases of construction.
Ultimate Konstruction Services
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Ultimate Konstruction Contact Information
Phone Number: (562) 986-0207
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Address: 12851 NELSON ST, Garden Grove, CA 92840
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Ultimate Konstruction Garden Grove
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Ultimate Konstruction has a BuildZoom score of 110, which places them above 96% of 336,931 contractors in California.
Activity
|
26 projects
|
2025 |
|
13 projects
|
2024 |
|
14 projects
|
2023 |
Our building permit records indicate that Ultimate Konstruction has worked on at least
53.0 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
|
8 projects
|
Home Additions |
|
5 projects
|
New Constructions |
|
18 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Ultimate Konstruction mostly works on
kitchen remodel
and home addition
projects.
Pricing
|
3 projects
|
< $5k |
|
4 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
14 projects
|
$100k-$250k |
The typical size of their permits is approximately $73,307. 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.
Building Permits by Ultimate Konstruction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Demolish load bearing interor wall at dining kitchen & living room. install new kitchen island. demolish wall at staircase & install (n) glass hand railing. convert existing 2nd floor bedroom #4 & bedroom # 5 to (n) master bedroom suite with closet & new bathroom (all within exist footoprint) *** 5 bedrooms & 4 bathrooms *** ***sup jm 4-11-25. addition elec/mech components***
Valuation:
N/A
Permit #:
C2025-000630
Status:
final
Fee:
$2,682
Permit Type:
N/A
Building Type:
N/A
Replace 1 (e) window w (n) sliding door in bedroom (same width & header) ***windows and doors must be installed in accordance with approved manufacturing instructions. manufacturing instructions should be on site max. shgc 35 & u-factor of 4 (if replacing up to 75 sf); max shgc 25 & u factor of 32***
Valuation:
N/A
Permit #:
C2025-000040
Status:
issued
Fee:
$213
Permit Type:
N/A
Building Type:
N/A
Main panel upgrade from 100-200 amps w (n) sub panel in garage ***contractor to be onsite for electrical panel inspection*** ***refer to stainless steel ground rod requirement per hbmc 17.48.040*** ***lath inspection required prior to final****
Valuation:
N/A
Permit #:
E2025-001421
Status:
issued
Fee:
$344
Permit Type:
N/A
Building Type:
N/A
Construct (n) 1200 sf detached adu w 2-bedrooms 2-bathrooms living room kitchen office. hvac. mandatory minimum 3.0 kwdc photovoltaic solar to be on separate permit. main single family residence address 11562 banner dr
Valuation:
$150,000
Permit #:
23-1403
Status:
final
Fee:
$4,230
Permit Type:
N/A
Building Type:
N/A
Addition (n) air conditioning unit in backyard ***cheers # 425-a020295276a** ***30” setback to property line required for air conditioning units*** (new air conditioning units require a separate electrical permit for disconnect switch)
Valuation:
N/A
Permit #:
M2025-006660
Status:
issued
Fee:
$142
Permit Type:
N/A
Building Type:
N/A
Construct (n) 2-story duplex: unit 101; 1 454 sf living w 500 sf garage 28 sf porch & 466 sf deck (2 bed & 3 bath). unit 103; 1 454 sf living w 500 sf garage 28 sf front porch & 466 sf deck (4 bed & 3 bath) ***same plans as c2022-007219*** *** 4-gang 400-amp meters
Valuation:
N/A
Permit #:
C2022-007172
Status:
final
Fee:
$45,210
Permit Type:
N/A
Building Type:
N/A
Main panel upgrade 400 amps 4 gang w (4) sub panel for 7871 glencoe units 101 & 103 (c2022-007172). 7875 glencoe units 101 & 103 (c2022-007219) ***contractor to be onsite for first inspection*** ***stainless steel ground rod only when used*** *** sup lt 5/7/2024 install temp. power pole from 5/7/2024 to 11/07/2024 ***
Valuation:
N/A
Permit #:
E2024-003022
Status:
expired
Fee:
$927
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$198,760
Permit #:
BLDR-2024-1313
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New detached adu; 999sf; 3 bed and 2 bathroom porch; 30sf. storage; 123sf (10) â solar panels. w mep's & demolish existing patio cover; 565sf
Valuation:
$180,000
Permit #:
B-24-130
Status:
issued
Fee:
$11,984
Permit Type:
N/A
Building Type:
N/A
Interior tenant improvement. to existing 1, 560sf tenant space; addition (6) new spa chairs upgrade restroom new wall for employee room & new customer service counter & saw cut and install new plumbing w/m/e/p's.(vip nail lounge)
Valuation:
$110,000
Permit #:
B-22-389
Status:
issued
Fee:
$1,002
Permit Type:
N/A
Building Type:
N/A
Relocate 200a main panel to adu. ***stainless steel ground rods only- contractor to be onsite for first inspections***
Valuation:
N/A
Permit #:
E2025-000470
Status:
issued
Fee:
$286
Permit Type:
N/A
Building Type:
N/A
Interior/exterior remodel to single family dwelling. exterior window change out exterior wall infill new openings select exterior door changes and new siding. addition a beam to remove the wall betweem kitchen and living area. remodel kitchen and bathroom. remove screened sun shelter at the rear of building
Valuation:
$50,000
Permit #:
22016-10000-25806
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Building (residential) - single family/duplex addition
2025-04-24
No Description Available
Valuation:
$106,113
Permit #:
BLDR-2024-1165
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (residential) - accessory dwelling unit
2025-04-25
No Description Available
Valuation:
$205,935
Permit #:
BLDR-2024-0381
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct (n) 1 198 sf 2-story detached adu ***3 bed & 3 bath*** ***address request to planning required***
Valuation:
N/A
Permit #:
C2025-000619
Status:
issued
Fee:
$13,242
Permit Type:
N/A
Building Type:
N/A
Construct 2 (n) 2-story attached adus; unit 1; 1200 sf living (3 bed & 2 bath). unit 2; 1200 sf living (3 bed & 2 bath) ***need address assignment & solar*** ***same plans as c2022-007172***
Valuation:
N/A
Permit #:
C2022-007219
Status:
issued
Fee:
$20,686
Permit Type:
N/A
Building Type:
N/A
Supplemental to permit # 23016-10000-03178 to change contractor from yuval nagar to ultimate konstruction
Valuation:
N/A
Permit #:
23016-30001-03178
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Construct (n) 748 sf detached adu w 2-bedrooms 2-bathrooms living room kitchen laundry closet. addition (n) 63 sf porch. (n) hvac. mandatory minimum 1.61kwdc photovoltaic solar to be on separate permit. main single family dwelling address 8752 mays ave
Valuation:
$110,000
Permit #:
22-0817
Status:
final
Fee:
$4,924
Permit Type:
N/A
Building Type:
N/A
Construct (n) detached 2 bed 2 bathroom adu 749sf porch; 44sf and 3.2kw solar system (sb-9 two- unit development)
Valuation:
$150,000
Permit #:
B-24-129
Status:
issued
Fee:
$2,725
Permit Type:
N/A
Building Type:
N/A
Supplemental ref to pcis # 23016-10000-44784 to addition new siding on existing siding remove existing window install 2 new skylight in kitchen area and convert closet to shower
Valuation:
$6,000
Permit #:
23016-30001-44784
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Projects
Ultimate Konstruction Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Ultimate Konstruction License info
Verified License
| License # | 1082386 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Ultimate Konstruction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Security National Insurance Company |
69
Permits
- Building permit records show that Ultimate Konstruction has worked on 69 permitted projects.
Ultimate Konstruction Employees
TC
Truc Thanh Cao
Rmo / Ceo / Pres