Updated: Jul 19, 2026
Location and Projects
Address
1721 SHEFFIELD DR, La Habra, CA, 90631
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K2 Construction HVAC/Mechanical Contractor
K2 Construction, 1721 Sheffield Dr, La Habra, CA (Owned by: Wontae Kim) holds a Warm Air Heating, Ventilating And Air Conditioning, Plumbing license and 2 other licenses according to the California license board.
Their BuildZoom score of 88 does not rank in the top 50% of California contractors.
Their license was verified as active when we last checked. If you are thinking of hiring K2 Construction, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
K2 Construction Contact Information
Phone Number: (661) 816-1279
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Address: 1721 SHEFFIELD DR, La Habra, CA 90631
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove doorway between garage and living room install 2 studs install new insulation/drywall paint 1 hour plan check; 1 hour investigation fee
Valuation:
N/A
Permit #:
PMT20-02944
Status:
applied
Fee:
$332
Permit Type:
N/A
Building Type:
N/A
Installation of new air conditioning condenser - side yard
Valuation:
N/A
Permit #:
MEC2024-00055
Status:
final
Fee:
N/A
Permit Type:
New
Building Type:
N/A
Convert exiting great room into 2 bedrooms. includes addition of partition walls and electrical
Valuation:
N/A
Permit #:
PMT21-02942
Status:
final
Fee:
$374
Permit Type:
N/A
Building Type:
N/A
Enclose upstairs loft and put in closet
Valuation:
N/A
Permit #:
PMT20-01069
Status:
final
Fee:
$374
Permit Type:
N/A
Building Type:
N/A
Addition new 3.5-ton air conditioning unit; change-out existing duct system
Valuation:
N/A
Permit #:
MEC2018-00196
Status:
final
Fee:
N/A
Permit Type:
New
Building Type:
N/A
Kearny mesa - building mechanical electrical and plumbing permits for tenant improvements to (3) separate buildings at an existing office and storage use. scope for the three buildings includes; demolish. of interior partitions new partitions to create offices open offices restrooms break area conference reception and warehouse areas. zone: il-2-1 geo. haz. 52 esl floodplains *5/7/1... see more
Valuation:
$323,470
Permit #:
1237907
Status:
complete
Fee:
$14,572
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Kearny mesa - building mechanical electrical and plumbing permits for tenant improvements to (3) separate buildings at an existing office and storage use. scope for the three buildings includes; demolish. of interior partitions new partitions to create offices open offices restrooms break area conference reception and warehouse areas. zone: il-2-1 geo. haz. 52 esl floodplains *5/7/1... see more
Valuation:
$100,800
Permit #:
1237902
Status:
complete
Fee:
$14,326
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Kearny mesa - building mechanical electrical and plumbing permits for tenant improvements to (3) separate buildings at an existing office and storage use. scope for the three buildings includes; demolish. of interior partitions new partitions to create offices open offices restrooms break area conference reception and warehouse areas. zone: il-2-1 geo. haz. 52 esl floodplains *5/7/1... see more
Valuation:
$294,000
Permit #:
1236271
Status:
complete
Fee:
$14,846
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Construction change to project 353096 approval 1237907. changes include modification to wall at break room new doors and new ceiling layout for office area within work at building 8248 mercury ct. as noted by revision delta 2 on sheets a0.1 a0.4 a1.1b a2.1b a3.1b a7.1
Valuation:
N/A
Permit #:
1449684
Status:
issued
Fee:
$133
Permit Type:
N/A
Building Type:
N/A
Residential remodel -new laundry room sink connecting existing w/d drain line & h/c water. replace existing shower and bathtub in master bathroom including drain vent repair; water pipe repair water service
Valuation:
N/A
Permit #:
PMT19-01440
Status:
final
Fee:
$374
Permit Type:
N/A
Building Type:
N/A
Mira mesa il-2-1 building permit for tenant improvement to existing office building. suites 220; 230; 260; 270; & 280 scope of work includes build-out of existing vacent office space. demolish new interior partitions new full height demising partition new 1-hour rated partition. ceiling lighting hvac units are existing-duct work only. 3 new sinks features airport environs cen.tract-83.18
Valuation:
$237,133
Permit #:
451007
Status:
complete
Fee:
$2,702
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Ocean beach: building permit for interior tenant improvement @ existing retail space. scope of work is partitions for new dressing rooms and storage reconfigure existing restrooms for ada compliance new lighting. cc-4-2 city coastal aaoz aeoz rtpoz pioz chloz. ct:75 geo:52 ocean beach cottage emerging district. structure built in 1963
Valuation:
$257,810
Permit #:
468672
Status:
complete
Fee:
$1,211
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Mira mesa : building permit for interior tenant improvement for proposed scope of work to include demolition and 185 l.f. construction of partition walls new electrical outlets communication boxes base power feed and lighting fixtures. mechanical is ductwork only and new plumbing. base zone il-2-1 features: ae/restan/census tk 83.18
Valuation:
$113,042
Permit #:
430193
Status:
complete
Fee:
$5,496
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Mission valley mvpd-mv-co . building permit tenant improvement for existing office building. work includes demolish and new partitions relocating lighting electrical and new mechanical 9th and 10th floors. features res.tandem parking; transit area cen.tract-87.92
Valuation:
$55,274
Permit #:
543582
Status:
complete
Fee:
$2,439
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Mira mesa : building permit for interior tenant improvement for proposed scope of work to include 72 l.f. demolition and 67 l.f. construction of partition walls new electrical fixtures, outlets and communication boxes. rework of existing ceiling grid and tile ductwork only and new plumbing. base zone il-2-1 features: ae/restan/census tk 83.18
Valuation:
$49,938
Permit #:
392564
Status:
complete
Fee:
$1,857
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Kearny mesa: building electrical mechanical and plumbing permits for demolition of interconnected bathrooms at (e) single story buidling resulting in 3 independent buidlings. scope of construction is interior tenant improvements for office bathroom breakroom space for all 3 buidlings new exterior openings in all buidlings. existing trash enclosure to remain. il-2-1 geo haz 52
Valuation:
$490,000
Permit #:
1237851
Status:
complete
Fee:
$33,283
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Kearny mesa: building electrical mechanical and plumbing permits for demolition of interconnected bathrooms at (e) single story buidling resulting in 3 independent buidlings. scope of construction is interior tenant improvements for office bathroom breakroom space for all 3 buidlings new exterior openings in all buidlings. existing trash enclosure to remain. il-2-1 geo haz 52
Valuation:
$560,000
Permit #:
1237853
Status:
complete
Fee:
$33,283
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Mira mesa : building permit for interior tenant improvement for proposed scope of work to include demolition and 185 l.f. construction of partition walls new electrical outlets communication boxes base power feed and lighting fixtures. mechanical is ductwork only and new plumbing. base zone il-2-1 features: ae/restan/census tk 83.18
Valuation:
N/A
Permit #:
430195
Status:
complete
Fee:
$5,496
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Mira mesa : building permit for interior tenant improvement for proposed scope of work to include demolition and 185 l.f. construction of partition walls new electrical outlets communication boxes base power feed and lighting fixtures. mechanical is ductwork only and new plumbing. base zone il-2-1 features: ae/restan/census tk 83.18
Valuation:
N/A
Permit #:
430194
Status:
complete
Fee:
$5,496
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Mira mesa : building permit for interior ti for proposed scope of work to include 72 l.f. demolition and 67 l.f. construction of partition walls, new electrical fixtures,outlets, and communication boxes. rework of existing ceiling grid and tile, ductwork only and new plumbing. base zone il-2-1 features: ae/restan/census tk 83.18
Valuation:
$0
Permit #:
392565
Status:
Completed
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
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Verified License
BuildZoom confirmed this contractor's license
K2 Construction License info
Verified License
| License # | 965869 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for K2 Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 998096 |
| 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. If this is your business, please update your license status.
Check this license's status for K2 Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 603431 |
| 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. If this is your business, please update your license status.
Check this license's status for K2 Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
88
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
30
Permits
- Building permit records show that K2 Construction has worked on 30 permitted projects.
K2 Construction Employees
KZ
Kenneth John Zimmerman
Sole Owner
MK
Matthew Martin Kelpis
Sole Owner
WK
Wontae Kim
Sole Owner
WK
Wontae Kim
Owner
We needed our kitchen done after a flood. He did shoddy, uneven work. Dented appliances. Cheap cabinets. Counters didn't match. Left exposed wires. Will not return calls. And will not finish the job or fix the problems.