Updated: Nov 12, 2025
Location and Projects
Address
1721 257th St, Lomita, CA, 90717
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Celtic Construction
Celtic Construction, 1721 257th St, Lomita, CA (Owned by: Patrick Joseph Morris, Martin John Morris) holds a General Building license and 3 other licenses according to the California license board.
Their BuildZoom score of 104 ranks in the top 9% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Celtic Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Celtic Construction Services
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Celtic Construction Contact Information
Phone Number: (310) 955-7287
Address: 1721 257th St, Lomita, CA 90717
Celtic Construction Lomita
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Celtic Construction has a BuildZoom score of 104, which places them above 91% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
|
3 projects
|
2023 |
|
4 projects
|
2022 |
Our building permit records indicate that Celtic Construction has worked on at least
9.0 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
|
3 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Celtic Construction mostly works on
home addition
projects.
Pricing
|
1 project
|
$100k-$250k |
|
2 projects
|
$250k-$500k |
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.
Replace fire damage first and second floor to be replaced as needed per the fire damage and the extensive water damage to the floors and structure of floors as needed new 200 amp electrical service to replace fire damaged panel new propane furnace in same location with new air conditioning condenser new propane tankless hot water heater in same location
Valuation:
$300,000
Permit #:
BLD23-00258
Status:
issued
Fee:
$5,907
Permit Type:
N/A
Building Type:
N/A
***expedited***r3/u: convert existing attached (237 sq ft) garage into adu. 1st flr: addition (140 sq ft) to adu. addition 2nd floor (732 sq ft) for adu
Valuation:
N/A
Permit #:
BLD25-00391
Status:
triage
Fee:
$7,942
Permit Type:
N/A
Building Type:
N/A
Addition remodel
Valuation:
$343,680
Permit #:
24-0181
Status:
final
Fee:
$9,199
Permit Type:
N/A
Building Type:
N/A
R3/u1: remodel to convert (2) bedrooms to master bedroom w w.i.c.; remodel kitchen and living room - remove interior walls and existing fireplace to create open area; install new fireplace @ living room (esr 2316). service upgrade 200a
Valuation:
$35,000
Permit #:
BLD18-00155
Status:
complete
Fee:
$2,150
Permit Type:
N/A
Building Type:
N/A
R3/u1: remodel to convert (2) bedrooms to master bedroom w w.i.c.; remodel kitchen and living room - remove interior walls and existing fireplace to create open area; install new fireplace @ living room (esr 2316). service upgrade 200a
Valuation:
N/A
Permit #:
PLM18-00192
Status:
final
Fee:
$41
Permit Type:
N/A
Building Type:
N/A
R3/u1: remodel to convert (2) bedrooms to master bedroom w w.i.c.; remodel kitchen and living room - remove interior walls and existing fireplace to create open area; install new fireplace @ living room (esr 2316). service upgrade 200a
Valuation:
N/A
Permit #:
MEC18-00157
Status:
final
Fee:
$41
Permit Type:
N/A
Building Type:
N/A
R3/u1: remodel to convert (2) bedrooms to master bedroom w w.i.c.; remodel kitchen and living room - remove interior walls and existing fireplace to create open area; install new fireplace @ living room (esr 2316). service upgrade 200a
Valuation:
N/A
Permit #:
ELE18-00256
Status:
final
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
Kitchen; master bath; bath#2 remodel change out all fixtures
Valuation:
N/A
Permit #:
RES2019-00602
Status:
final
Fee:
N/A
Permit Type:
Remodel
Building Type:
N/A
Reroof
Valuation:
N/A
Permit #:
19-2061
Status:
final
Fee:
$370
Permit Type:
N/A
Building Type:
N/A
Demolish existing garage and construct new 866 sf attached 2-car garage; addition of 410 sf to single story sfr;remodel existing 766 sqft single family residence
Valuation:
$220,200
Permit #:
2201080002
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement: cupertino bike shop; showroom (1779 sq ft); storage and repair (611 sq ft); office (170 sq ft). revision #2- subpanel upgrade 60 amp revise mechanical platfrom- issd 2/3/2014 rev # 1 - replace 1 (e) wall insulate & sheetrock. insulate 2nd wall & sheetrock - issued 1/23/14 to clear code enforcement case file/plans in boxes in flea room for march 2014
Valuation:
$40,000
Permit #:
13100196
Status:
Closed
Fee:
$9,858
Permit Type:
Merchandise tenan...
Building Type:
N/A
Remodel
Valuation:
$40,260
Permit #:
16-2007
Status:
final
Fee:
$1,368
Permit Type:
Residential
Building Type:
N/A
1.) partial garage conversion to include new laundry room and half bathroom. 2.) addition to rear of residence to include new media room new master bedroom with walk in closet and portion of new master bathroom. 3.) interior alteration of existing residence to include: major kitchen remodel removal of master bathroom to create hallway convert family room to great room with coffered ce... see more
Valuation:
$68,547
Permit #:
2013 003349 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
No Description Available
Valuation:
$12,628
Permit #:
2018 104572 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Engineering encroachment
CA
2017-12-18
Permit is issued for excavation in sidewalk on ashlan adjacent to cusd activities fields to modify existing fmfcd di. also included it the use of row west of this area to be used as a construction entrance for the project. traffic control is per approved tcp.
Valuation:
N/A
Permit #:
EEC-000519-2017
Status:
final
Fee:
N/A
Permit Type:
Encroachment
Building Type:
N/A
Remodel kitchen 2-1/2 baths structural walls and laundry room (backflow required) restucco front of house. (n) split system. (n) furnace in attic. 60 gas line. dedicated line. 3/4 pipe 60k btu's. upgrade service to 200 amp (same location)
Valuation:
N/A
Permit #:
BLD2013-00749
Status:
final
Fee:
$3,939
Permit Type:
N/A
Building Type:
N/A
1) kitchen remodel to include r/r sink dishwasher stove and hood in same location. addition lighting. addition receptacles and switches as needed per code. 2) copper repipe to entire single family residence. 3) r/r water service line in same location
Valuation:
$15,100
Permit #:
2011 025679 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Interior alteration- remove/install new walls in master bed/bathrm to reconfigure bathroom and closet/relocate walls in upstairs bathroom and closet to enlarge bathroom. mf=6
Valuation:
$35,000
Permit #:
BLD2014-33938
Status:
final
Fee:
$1,249
Permit Type:
N/A
Building Type:
N/A
Replace sliding door with larger door in family room; addition skylights in living room & entry & stairway. addition lights & recpts in family room
Valuation:
$13,825
Permit #:
2015 014755 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Remodel
Valuation:
$112,832
Permit #:
14-1358
Status:
final
Fee:
$2,773
Permit Type:
Residential
Building Type:
N/A
Celtic Construction Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Celtic Construction License info
Verified License
| License # | 942143 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Partnership |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Celtic Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 657916 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Partnership |
- BuildZoom verified this license was active as of September 2025.
Verify this license's status for Celtic Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 905904 |
| Status | Active |
| State | California |
| Type | General Building, Doors, Gates And Activating Devices |
| Business Type | Partnership |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for Celtic 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 # | 998382 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Partnership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Celtic Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Insured
| Insurer | Houston Casualty Company |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | State National Insurance Company Inc |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
86
Permits
- Building permit records show that Celtic Construction has worked on 86 permitted projects.
Celtic Construction Employees
AO
Augustine Paul O'dwyer
Sole Owner
KJ
Kim R Johnston
Officer
MM
Martin John Morris
Qualify Partner
MK
Matthew Keegan
Limited Partner
NO
Noel Gerard Omeara
Rmo / Ceo / Pres
PM
Patrick Joseph Morris
General Partner
PM
Patrick Joseph Morris, Martin John Morris
Owner
SF
Steve Joseph Fraser
Qualify Partner