Updated: Dec 23, 2025
Location and Projects
Address
20062 Merridy St, Chatsworth, CA, 91311
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Loayza Miguel Antonio Construction
Loayza Miguel Antonio at 20062 Merridy St, Chatsworth, CA 91311, has a BuildZoom score of 106 and ranks in the top 7% of 336,931 California contractors.
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Loayza Miguel Antonio Services
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Loayza Miguel Antonio Contact Information
Address: 20062 Merridy St, Chatsworth, CA 91311
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Loayza Miguel Antonio Chatsworth
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Loayza Miguel Antonio has a BuildZoom score of 106, which places them above 93% of 336,931 contractors in California.
Activity
|
19 projects
|
2025 |
|
11 projects
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that Loayza Miguel Antonio has worked on at least
37.0 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
|
12 projects
|
Home Additions |
|
6 projects
|
New Constructions |
|
5 projects
|
Kitchen remodels |
|
3 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that Loayza Miguel Antonio mostly works on
home addition
and new construction
projects.
Pricing
|
7 projects
|
< $5k |
|
4 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
5 projects
|
$50k-$100k |
|
8 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $32,500. 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 Loayza Miguel Antonio
This is a sample of this contractor's permits. Click here to access their complete permit history.
Eplan-convert and addition existing storage and breezway to acessory dwelling unit per gc 66323(a)(1) comply with department order effective date 10/14/2024. permit will expire 30 days from issuance date
Valuation:
$20,000
Permit #:
25014-20000-00138
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
( 8'-0 x 13'-10 ) addition to (e) single family dwelling to extend kitchen ( 13'-10 x 13'-9 ) addition for a new laundry room ( 21'-9 x 13'-4 ) addition for new patio cover ( 5'-0 x 6'-0 ) addition for new half bathroom ( 20'-2 x 18'-2 ) addition for garage extension and (20'-2 x 4'-4") breezeway extention. to reframe to raise attached garage height. all work per engineer
Valuation:
$85,000
Permit #:
23014-20000-00351
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert existing 20'-11 x 21'-6 portion of existing dwelling to new junior accessory dwelling unit (23348 1/2 mobile) per gcs 65852.2(e)(1)(a) and 65852.22; convert (e) 18 x 21 2 car carport with 21'-11 x 22'-2 2nd floor addition for new 2 story accessory dwelling unit (23350 mobile) per lamc 12.22a.33(c) and (e)
Valuation:
$130,000
Permit #:
21014-20000-02331
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: addition of 2-story (22 x 19'-6") accessory dwelling unit per lamc 12.22 a.33 (c) and (e) to existing 1-story single family dwelling and conversion of exisitng (18 x 22') attached carport intto a junior accessory dwelling unit per ca govt. code 65852.2(e)(1)(a) and 65852.22
Valuation:
$125,000
Permit #:
23014-20000-04273
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Residential supplemental fees - construct (n) 875 sqft detached (2) bedroom (2) bathroom adu sanitation fee 875 sqft x $1.659 = $1 451.63
Valuation:
N/A
Permit #:
MIS-2025-0211
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental permit to change the building height & related architectural and structural plans revisions. no changes to floor plan building dimensions and building location/setbacks
Valuation:
$501
Permit #:
21010-20002-03584
Status:
approved
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remodel 3-unit apartment. remodel floor plan throughout. replace door and windows per plans
Valuation:
$40,000
Permit #:
25016-10000-01175
Status:
applied
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Convert (e) 18 x 20'-2 detached garage and addition 28 x 28'-6 irregular shape to create (n) accessory dwelling unit per lamc 12.22 a.33(c) and (d). all work per engineering. “the lid clearance has been deferred. approval for lid requirements shall be obtained from lasan prior to the finaling of the permit.”
Valuation:
$90,000
Permit #:
21014-20000-04314
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Addition irrig. shape (37'-2"x25'-90") to & convert garage (18'-4"x 18'-2") to accessory dwelling unit also enclose (e) covered portch of single family dwelling ( 4'-10"x14'-6") to addition bathroom & entry also addition a new laundry room (5'-1"x9'-1") adu per lamc 12.22 a.33(c) and (e) comply with department order effective date 05/24/2019. permit will expire 30 days from issuance date
Valuation:
$70,000
Permit #:
20014-20000-00858
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Fire damaged - replace existing burned structural members addition shearwalls and holdowns and anchor bolts as noted on plans; replace electrical panel and wiring and plumbing; replace electrical panel and wiring and plumbing; replace kitchen and bathroom fixtures and counters; replace windows and doors; replace roofing and exterior wall covering
Valuation:
$150,000
Permit #:
22016-10000-22442
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Interior exterior remodel to (e) single family dwelling w attach. garage. addition ( 6'-4 x 2'-4 ) for laundry room. enclose (e) breezeway to enlarge dinning room. remodel kitchen area. remove wall between kitchen and family room. work per engineer
Valuation:
$35,000
Permit #:
21014-20000-03956
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert existing 27'-0 x 29'-10 detached garage to accessory dwelling unit per ab2299 and addition new 14'-0 x 23'-0 carport and breezeway. irreg shaped building 27'-0 x 52'-10
Valuation:
$55,000
Permit #:
16014-20000-00486
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental permit to 21014-20000-04967 to consist of a living room extension to the single-family dwelling (75 sf). comply with department order effective date 10/04/2019. permit will expire 30 days from issuance date. the lid clearance has been deferred. approval for lid requirements shall be obtained from lasan prior to the issuance of the certificate of occupancy
Valuation:
$10,000
Permit #:
22016-20000-15275
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: addition for attached adu (411 sf) to (e) 1-story single family dwelling w attached garage per lamc 12.22 a.33(c) and (e) per engrs calcs
Valuation:
$61,500
Permit #:
23014-20000-03322
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
No fee dept error; supplemental permit to 21014-20000-02331 to revise plot plan
Valuation:
N/A
Permit #:
21014-20002-02331
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: new detached irr.-shaped accessory dwelling unit per lamc 12.22 a.33(c) and (d)
Valuation:
$78,000
Permit #:
25010-20000-03016
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
153 sf kitchen remodel to include demolish interior partitions
Valuation:
$22,000
Permit #:
BLDG24-2352
Status:
issued
Fee:
$949
Permit Type:
Structural <499
Building Type:
N/A
Remove and replace exterior garage wall like-for-like
Valuation:
$5,000
Permit #:
25016-20000-01837
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: new detached 35'-0 x 17'-0 accessory dwelling unit to comply with per lamc 12.22 a.33(c) and (d) per engineering. see comments
Valuation:
$90,000
Permit #:
23010-10000-02116
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: addtion and convert existing rec-room and laundry room to a adu (230 sf) with attached laundry room (36 sf) lamc 12.22a33(c) and (d)
Valuation:
$30,000
Permit #:
24016-10000-19306
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Loayza Miguel Antonio License info
License Not Required
| Status | Not Required |
- BuildZoom verified in June, 2021 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.
106
BuildZoom Score
64
Permits
- Building permit records show that Loayza Miguel Antonio has worked on 64 permitted projects.