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Location and Projects

Address
20955 PATHFINDER RD #100, Diamond Bar, CA, 91765
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Duke Builders Construction

Duke Builders Corp, 20955 Pathfinder Rd, Diamond Bar, CA (Employee: Robert Abe Earls Iii) holds a General Building license according to the California license board.

Their BuildZoom score of 97 ranks in the top 18% of 336,931 California licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Duke Builders Corp, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

Duke Builders Corp Contact Information

Phone: (213) 305-2552 Edit
Address: 20955 PATHFINDER RD #100, Diamond Bar, CA 91765 Edit

Duke Builders Corp Diamond Bar

Quality

97
82nd percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Duke Builders Corp has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.

Activity

1 project
2025
1 project
2024
Our building permit records indicate that Duke Builders Corp has worked on at least 2.0 projects over the past 2 years.

This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.

Pricing

1 project
< $5k
1 project
$20k-$50k
Value Not Public: 1.0 project
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 Duke Builders Corp

Sort by: Notable Notable | Date Date | Job Value Job Value
Bldg-alter/repair
2025-09-19
Supplemental 20016-20000-31858 for structural update of roof framing for (n) hvac unit on roof per engineering
Valuation:
$501
Permit #:
20016-30004-31858
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bldg-alter/repair
2025-09-30
Supplemental to permit #20016-20000-31858 request change of contractor. from: 800 remodeling inc to: duke builders corp. (lic.#635180)
Valuation:
N/A
Permit #:
20016-10002-31858
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bldg-alter/repair
2018-04-02
Supplemental to 14016-10000-07083: to renew temporary permit (issued o
Valuation:
$501
Permit #:
14016-20003-07083
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Room addition/remodel
2012-06-01
New addition of master bedroom, master bathroom, his and hers walk in closet, guest bedroom, and extension of family room (1,179 sqft.). new attached deck (144 sq t.) and deck extension to extension of family room (84 sqft.)
Valuation:
$189,830
Permit #:
RS120264
Status:
Closed-Complete
Fee:
$3,720
Permit Type:
N/A
Building Type:
N/A
Electrical for new addition of master bedroom, master bathroom, his and hers walk in closet, guest bedroom, and extension of family room (1,179 sqft.). remove, replace, and relocate 200 amp service panel to approved edison location
Valuation:
$0
Permit #:
EL120209
Status:
Closed-Complete
Fee:
$266
Permit Type:
N/A
Building Type:
N/A
Bldg-alter/repair
2014-04-24
Tenant improvement to addition security bars to (e) 3 windows; create (n) door openinig on non-load bearing wall. replace two doors same size and location. enclose one interior window
Valuation:
N/A
Permit #:
14016-10000-07825
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
2= 200-amp panels & 12 outlets for tenant improvement = repair and replace roof (rafters and ceiling joists) damage by recent rains. ti: replace damaged int partitions with metal studs under the same area of roof. improve restrooms serving the area remodel. remove int partitions. no change to footprint
Valuation:
N/A
Permit #:
05041-70000-22587
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install new duct work for (e) unit due to tenant improvement = repair and replace roof (rafters and ceiling joists) damage by recent rains. ti: replace damaged int partitions with metal studs under the same area of roof. improve restrooms serving the area remodel. remove int partitions. no change to footprint
Valuation:
N/A
Permit #:
05044-70000-09352
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install new water supply lines for baths & eq shut off valve due to tenant improvement = repair and replace roof (rafters and ceiling joists) damage by recent rains. ti: replace damaged int partitions with metal studs under the same area of roof. improve restrooms serving the area remodel. remove int partitions. no change to footprint
Valuation:
N/A
Permit #:
05042-70000-23384
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement - new 329 sqft laundryroom and parking striping
Valuation:
N/A
Permit #:
1706270006
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - new 329 sqft laundryroom and parking striping
Valuation:
N/A
Permit #:
1706270031
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - new 329 sqft laundryroom and parking striping
Valuation:
N/A
Permit #:
1706270021
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical for new addition of master bedroom, master bathroom, his and hers walk in closet, guest bedroom, and extension of family room (1,179 sqft.)
Valuation:
$0
Permit #:
ME120126
Status:
Closed-Complete
Fee:
$216
Permit Type:
N/A
Building Type:
N/A
Plumbing for new addition of master bedroom, master bathroom, his and hers walk in closet, guest bedroom, and extension of family room (1,179 sqft.)
Valuation:
$0
Permit #:
PB120150
Status:
Closed-Complete
Fee:
$266
Permit Type:
N/A
Building Type:
N/A
Tenant improvement
2017-06-28
Tenant improvement - new 329 sqft laundryroom and parking striping
Valuation:
$25,000
Permit #:
1609020002
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental permit to 16016 - 10000 - 29619 soft story retrofit of the tuck under regions of an apartment building using steel cantilever columns change of engineer of record. redesign
Valuation:
N/A
Permit #:
16016-10001-29619
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bldg-alter/repair
2006-01-03
Tenant improvement on 15th floor: combine (2) adjacent office spaces. (n) interior non-bearing walls and finishes to create offices. (4, 104 sf)
Valuation:
N/A
Permit #:
05016-10000-24296
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Bldg-alter/repair
2017-03-23
Tenant improvement. and temporary change of use of one (e) police academy classroom
Valuation:
$40,000
Permit #:
14016-10000-07083
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit to 16016 - 10000 - 29619 soft story retrofit of the tuck under regions of an apartment building using steel cantilever columns revise framing details
Valuation:
N/A
Permit #:
16016-10002-29619
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bldg-alter/repair
2017-01-30
Supplemental to 14016-10000-07083: to renew temporary permit (issued o
Valuation:
$501
Permit #:
14016-20001-07083
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A

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