Updated: May 31, 2026
Location and Projects
Address
525 N SAN DIMAS CANYON RD, San Dimas, CA, 91773
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Apex Building Development Construction
Serving San Dimas and the greater Los Angeles area, Apex Building Development Corp delivers general contracting services for residential and commercial projects. The company manages various types of construction, including kitchen and bathroom renovations, room additions, and new home construction, as well as commercial tenant improvements. Apex Building Development Corp works with homeowners and business clients to handle remodels, custom builds, and property upgrades, emphasizing clear project management throughout each phase of construction. The company’s work includes both interior and exterior improvements, from structural changes to custom finishes. With four years in operation, Apex Building Development Corp draws on experience in coordinating trades and managing permits for projects across the region.
Apex Building Development Corp Services
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Apex Building Development Corp Contact Information
Phone Number: (626) 620-6522
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Address: 525 N SAN DIMAS CANYON RD, San Dimas, CA 91773
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Apex Building Development Corp San Dimas
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Apex Building Development Corp has a BuildZoom score of 102, which places them above 89% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Apex Building Development Corp has worked on at least
6.0 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 |
|
3 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Apex Building Development Corp mostly works on
kitchen remodel
and home addition
projects.
Pricing
|
2 projects
|
< $5k |
|
3 projects
|
$100k-$250k |
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 Apex Building Development Corp
This is a sample of this contractor's permits. Click here to access their complete permit history.
New detached accessory dwelling unit: two bedrooms two bathrooms living room dining and kitchen with attached 2-car garage
Valuation:
$196,773
Permit #:
B23-44749
Status:
final
Fee:
N/A
Permit Type:
Nr new residential
Building Type:
N/A
Change from owner- builder to contractor for a new detached accessory dwelling unit: two bedrooms two bathrooms and kitchen (see also permit # b24-47030)
Valuation:
$0
Permit #:
B25-48433
Status:
issued
Fee:
N/A
Permit Type:
Ot other
Building Type:
N/A
Change from owner-builder to contractor electrical for a new detached accessory dwelling unit with a new 200 amp subpanel (see also permit # e24-47934)
Valuation:
$0
Permit #:
E25-48435
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
3.300 kw dc roof mount solar photovoltaic system (6) vsun solar vsun55-144bmh-dg 550w photovoltaic modules with 1- hoymiles: hms-1800-4t-na (240v) and1-hoymiles: hms-900-2wb (240v) micro-inverters
Valuation:
$5,000
Permit #:
B24-47330
Status:
final
Fee:
N/A
Permit Type:
Cb combo building
Building Type:
N/A
Change from owner-builder to contractor plumbing for a new detached accessory unit and connect to public sewer (see also permit # p24-47937)
Valuation:
$0
Permit #:
P25-48438
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change from owner-builder to contractor to install hvac system for a new detached accessory dwelling unit (see also permit # m24-47936)
Valuation:
$0
Permit #:
M25-48437
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change from owner- builder to contractor to building a new detached 3-car garage with attached trellis (see also permit # b24-47031
Valuation:
$0
Permit #:
B25-48434
Status:
issued
Fee:
N/A
Permit Type:
Ot other
Building Type:
N/A
Change from owner-builder to contractor to demolish existing detached garage/workshop and patio (see also permit # d24-47933)
Valuation:
$0
Permit #:
D25-48439
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change from owner-builder to contractor for a new detached 3-car garage (see also permit # e24-47935)
Valuation:
$0
Permit #:
E25-48436
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Permit to complete work-0954 convert existing detached garage into adu 462 sq. ft. plus additional 350 sq.ft. total adu 812 sq. ft
Valuation:
$110,000
Permit #:
B24-1306
Status:
expired
Fee:
$700
Permit Type:
N/A
Building Type:
N/A
Electrical for for a new detached accessory dwelling unit with 200 amp service panel
Valuation:
$0
Permit #:
E24-45969
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Convert existing detached garage into adu 462 sq. ft. plus additional 350 sq.ft. total adu 812 sq. ft
Valuation:
$110,000
Permit #:
B22-0954
Status:
expired
Fee:
$20,072
Permit Type:
N/A
Building Type:
N/A
Plumbing for a new detached accessory dwelling unit and connect to public sewer
Valuation:
$0
Permit #:
P24-45971
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install (4) mini split system for a new detached accessory dwelling unit
Valuation:
$0
Permit #:
M24-45970
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish existing detached garage (400 sq.ft) and workshop (200 sq.ft)
Valuation:
$0
Permit #:
D24-45972
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition a new hose bibb in backyard
Valuation:
$0
Permit #:
P25-48792
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install (2) sub-panels 100 amp each
Valuation:
$0
Permit #:
E24-47594
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing. to addition 4595 sf mezzanine & int. tenant improvement. - demolish (e) partition walls on 1st floor construct (n) 4595 sf 2nd floor mezzanine for (n) offices utility rooms & accessible restrooms ****perfectex plus**** entered by: bollsd
Valuation:
N/A
Permit #:
P2018-006746
Status:
final
Fee:
$1,787
Permit Type:
N/A
Building Type:
N/A
Addition 4595 sf mezzanine & int. tenant improvement. - demolish (e) partition walls on 1st floor construct (n) 4595 sf mezzanine for (n) offices utility rooms & accessible restrooms ****perfectex plus**** ***cofo with applicant*** entered by: bollsd
Valuation:
N/A
Permit #:
B2018-006743
Status:
final
Fee:
$17,218
Permit Type:
N/A
Building Type:
N/A
Mechanical. to addition 4595 sf mezzanine & int. tenant improvement. - demolish (e) partition walls on 1st floor construct (n) 4595 sf 2nd floor mezzanine for (n) offices utility rooms & accessible restrooms ****perfectex plus**** entered by: bollsd
Valuation:
N/A
Permit #:
M2018-006745
Status:
final
Fee:
$1,229
Permit Type:
N/A
Building Type:
N/A
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Apex Building Development Corp License info
Verified License
| License # | 1062049 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Apex Building Development Corp at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
Apex Building Development Corp Employees
GY
Guang Yang
Rmo
MH
Meng Han
Rmo
XY
Xiaofan Yu
Ceo / President
XY
Xiaofan Yu
Ceo / President