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Updated: Apr 26, 2026
Location and Projects
Address
1327 LOMA AVE, Long Beach, CA, 90804
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Castillo, Margarito Engineer
Castillo, Margarito, 1327 Loma Ave, Long Beach, CA (Employee: Michael Alan Castillo) holds a license and 1 other license according to the California license board.
Their BuildZoom score of 115 ranks in the top 2% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Castillo, Margarito, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Castillo, Margarito Services
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Castillo, Margarito Contact Information
Phone Number: (760) 713-1634
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Address: 1327 LOMA AVE, Long Beach, CA 90804
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Castillo, Margarito Long Beach
Quality
115
98th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Castillo, Margarito has a BuildZoom score of 115, which places them above 98% of 336,931 contractors in California.
Activity
|
447 projects
|
2025 |
|
164 projects
|
2024 |
|
85 projects
|
2023 |
Our building permit records indicate that Castillo, Margarito has worked on at least
696.0 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
|
287 projects
|
Home Additions |
|
121 projects
|
New Constructions |
|
4 projects
|
Commercial Renovations |
Analyzing permits over the last 4 years shows that Castillo, Margarito mostly works on
home addition
and new construction
projects.
Pricing
|
98 projects
|
< $5k |
|
60 projects
|
$5k-$20k |
|
107 projects
|
$20k-$50k |
|
151 projects
|
$50k-$100k |
|
161 projects
|
$100k-$250k |
|
37 projects
|
$250k-$500k |
|
13 projects
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $65,000. 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 major remodel of existing first floor. first floor addition and 2nd story addition convert a portion of single family dwelling area and addition to adu per state law. work done per engineer design ***13d sprinkler required***
Valuation:
$360,000
Permit #:
25014-10000-00285
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan. repair and replace 2nd floor and attic space in (e) 2-story single family dwelling due to fire damage. comply with department order effective date 02/26/2024. permit will expire 30 days from issuance date
Valuation:
$85,000
Permit #:
25016-10000-09931
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan addition and remodel to (e) 2-story single family dwelling with attached garage
Valuation:
$200,000
Permit #:
25014-20000-01969
Status:
plancheck
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
[eplan] new 1st and 2nd floor addition to (e) single family dwelling with attached (e) 1-car garage to have attached adu per lamc 12.22 a.33 (c) and (e). convert a section of single family dwelling to jadu with int. and extension. structural remodel
Valuation:
$140,000
Permit #:
25014-10000-01154
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Change of use from single family dwelling to assisted living facility & addition (irr __'x __ 1234sf) (nfpa-13 fire sprinklers throughout) **eplan** (ka: board and care facility) 100% privately funded
Valuation:
$190,000
Permit #:
25014-20000-00974
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Conversion of existing 355 s.f. (2-car garage) +153 s.f. addition (total 508 s.f.) 1-story type v-b const. accessory dwelling unit per state gc 66323(a)(2) at rear of property
Valuation:
$180,000
Permit #:
25014-10000-03299
Status:
plancheck
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Two story addition and conversion of existing detached garage into new irr shaped 25'-9 x 32 accessory dwelling unit per lamc12.22a.33(b)(1)
Valuation:
$300,000
Permit #:
25010-20000-00799
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: new 2-story 2nd dwelling unit per sb9 two-unit development with front patio cover per engineering. nfpa-13d fire sprinkler thru-out
Valuation:
$300,000
Permit #:
25010-20000-00113
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New rear addition to single family dwelling to become new master bathroom and walk in closet and enclose existing covered front porch to become new entry for single family dwelling. remodel single family dwelling. all work per engineer design
Valuation:
$79,790
Permit #:
25014-10000-01265
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert (e) attached partial garage to (n) attached accessory dwelling unit. existing construction that does not pose a threat to the publics health and safety was allowed per government code section 55.852.2(d)(2). comply with department order effective date 08/09/2022. permit will expire 30 days from issuance date
Valuation:
$55,000
Permit #:
23016-10000-04859
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
(n) 2-story ground floor addition of sb9 unit (two-unit development) and adu per lamc 12.22 a.33 (c) and (e) to (e) 2-story single family dwelling and to reduce parking per ab 2097
Valuation:
$202,000
Permit #:
24014-10000-05139
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
<eplan> supplemental permit to 23010-20000-04944 to revise design to make the 2 adus a 26'0"x46'3 2-story building by adding the a garage on the 1st floor (nfpa-13r fire sprinklers required throuhgout)
Valuation:
$120,000
Permit #:
23010-20001-04944
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New 968 sqft 1st and 2nd floor addition of (1) adu per lamc 12.22 a.33(c)(e) and (1) dwelling unit to an existing 1-story single family dwelling. w/nfpa 13d sprinklers throughout
Valuation:
$150,000
Permit #:
24010-20000-02777
Status:
approved
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
[eplan] new 3-story duplex with attached adu per lamc 12.22 a.33 (c) & (e) -bldg sprinklered thru-out
Valuation:
$400,000
Permit #:
24010-10000-02820
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan 2 story additionto (e) sfd; and addition 2 story 2nd unit single family dwelling per sb9 two unit developement per ca govt code 65852.21 making existing single family dwelling to duplex. nfpa 13d fire sprinklers thru out
Valuation:
$390,000
Permit #:
24014-10000-00734
Status:
plancheck
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan proposed 2-story addition to (e) single family dwelling to create (n) duplex w accessory dwelling unit per lamc 12.22 a.33(c) and (e). nfpa 13r fire sprinklers throughout. all work per engineering. remodel unit at rear to close off windows upgrade foundation and remove chimney and install electric fireplace
Valuation:
$380,875
Permit #:
23014-20000-03205
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Manufactured - c/o windows/doors throughout. unit a: (n) bathroom 52 sf & electrical work thoughout unit b: (n) bathroom 52 sf & electrical work thoughout unit c: layout change (n) bathroom 50 sf kit alter 142 sf demolish lower storage and stairs to master bedroom
Valuation:
$300,000
Permit #:
XR2024-0056
Status:
final
Fee:
$7,526
Permit Type:
N/A
Building Type:
N/A
Eplan proposed 1-story multi tenant commercial use building consisting of auto repair retail. consist of 4 units
Valuation:
$800,000
Permit #:
25010-10000-02180
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Convert the lower level and convert the underfloor area into an accessory dwelling unit per lamc 12.22 a.33(c) and (e). nfpa 13 d fire sprinklers required throughout. comply with department order effective date 09/08/2017. permit will expire 30 days from issuance date
Valuation:
$15,000
Permit #:
21016-20000-34163
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
***2025 eligible wildfire project per executive order no. 1 *** new 2-story single family dwelling with attached garage fully sprinkled nfpa 13-d -- 1 of 3---
Valuation:
$1,000,000
Permit #:
25010-30000-02942
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Castillo, Margarito Reviews
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Verified License
BuildZoom confirmed this contractor's license
Castillo, Margarito License info
Verified License
| License # | CAS4808 |
| Status | Active |
| State | California |
- BuildZoom has not verified this license since June, 2015.
Verify this license's status for Castillo, Margarito at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1038731 |
| Status | Inactive |
| State | California |
| Type | General Engineering |
- 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 Castillo, Margarito at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
115
BuildZoom Score
Insured
| Insurer | Nautilus Insurance Company |
| Insured up to | $2,000,000 |
Bonded
| Bonded Agent | Hudson Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Siriuspoint America Insurance Company |
1.5K
Permits
- Building permit records show that Castillo, Margarito has worked on 1538 permitted projects.
Castillo, Margarito Employees
MC
Michael Alan Castillo
Sole Owner