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Location and Projects

Address
21274 RUNNING BRANCH RD, Diamond Bar, CA, 91765
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Diamond Roofing Systems Inc

Diamond Roofing Systems Inc at 21274 RUNNING BRANCH RD, Diamond Bar, CA 91765, held a Roofer license (#693092) with the California contractors license board with an expiration date of 02-11-2012. We last verified the license was inactive on 04-09-2026.

Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.

If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.

Diamond Roofing Systems Inc Services

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Diamond Roofing Systems Inc Contact Information

Phone: (909) 861-7663 Edit
Address: 21274 RUNNING BRANCH RD, Diamond Bar, CA 91765 Edit

Diamond Roofing Systems Inc Diamond Bar

Quality

Alert*
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Diamond Roofing Systems Inc, click “This is My Business” to update your information.

Activity

3 projects
2024
2 projects
2023
Our building permit records indicate that Diamond Roofing Systems Inc has worked on at least 5.0 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.

Experience

5 projects
Roofing projects
Analyzing permits over the last 4 years shows that Diamond Roofing Systems Inc mostly works on roofing project projects.

Pricing

2 projects
$5k-$20k
2 projects
$20k-$50k
1 project
$50k-$100k
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 Diamond Roofing Systems Inc

Sort by: Notable Notable | Date Date | Job Value Job Value
Residential – building – re-roofing
2024-01-26
30 squares of cool roof shingles (iko cambridge cool colors) - black tear off existing roof to sheathing use existing sheathing (replace if needed) apply one layer synthetic underlayment slope 4:12 crrc# 1214-0010 sri: 20
Valuation:
$5,039
Permit #:
BLDR-2024-0001
Status:
complete
Fee:
$430
Permit Type:
N/A
Building Type:
N/A
Building combo
2023-04-18
Remove existing roofing material. replace wood and/or resheath as needed. reroof building c - units 1 through 8 (4500 sf) using crrc # 0676-0131a
Valuation:
$20,250
Permit #:
B202302340
Status:
final
Fee:
$362
Permit Type:
N/A
Building Type:
N/A
Remove existing shingle roof & install cool roof shingle crrc 0890-0033 & install torch on flat roof
Valuation:
$12,000
Permit #:
B24-47003
Status:
final
Fee:
N/A
Permit Type:
Rr residential al...
Building Type:
N/A
Building permit
2023-05-16
Rapiscan: commercial reroof/tearoff existing and install white torchdown (crrc#: 0616-0011a) (upper roof only)
Valuation:
$52,000
Permit #:
BLD23-00127
Status:
complete
Fee:
$2,015
Permit Type:
N/A
Building Type:
N/A
Building permit
2023-04-19
Rapiscan: commercial reroof/tearoff existing and install white torchdown (crrc#: 0616-0011a) (side roof only)
Valuation:
$41,000
Permit #:
BLD23-01108
Status:
final
Fee:
$1,625
Permit Type:
N/A
Building Type:
N/A
Reroofcomm
2024-07-23
Installation of new cool roof over (1) layer of existing roof(68)sq. crrc #1214-0006
Valuation:
N/A
Permit #:
210041
Status:
issued
Fee:
$1,094
Permit Type:
N/A
Building Type:
N/A
Building combo
2022-02-07
Remove existing roofing material replace wood as needed. reroof residential units 1 - 8 of building j (3800 sqft) using crrc # 1214-0012
Valuation:
$13,000
Permit #:
B202200926
Status:
final
Fee:
$274
Permit Type:
N/A
Building Type:
N/A
Building combo
2022-02-07
Remove existing roofing material replace wood as needed. reroof residential units 1 - 8 of building i (3800 sqft) using crrc # 1214-0012
Valuation:
$13,000
Permit #:
B202200925
Status:
final
Fee:
$249
Permit Type:
N/A
Building Type:
N/A
Residential roof replacement permit application
2022-10-26
Replace fire damaged truss & rafters plywood & roof repair with a 3ply hot tar
Valuation:
$16,500
Permit #:
BR-2021-00249
Status:
final
Fee:
$541
Permit Type:
N/A
Building Type:
N/A
Building combo
2021-06-29
Remove existing shingles & install new cool roof shingles (g.a.f reflector crrc# 0676-0136
Valuation:
$11,000
Permit #:
B202103716
Status:
final
Fee:
$221
Permit Type:
N/A
Building Type:
N/A
Building combo
2021-06-29
Remove existing shingles & install new cool roof shingles (g.a.f) crrc# 0676-0136
Valuation:
$12,000
Permit #:
B202103715
Status:
final
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
Residential - multi-family
2020-07-25
Reroof: remove existing material resheath as necessary and install (38) squares onto apartment building
Valuation:
$12,000
Permit #:
BLD2019-03578
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Residential re-roof
2019-07-24
Tear off (e) hot mop bur new sheathing as needed install firestone gt torchdown bur 20 squares. entered by: bollsd
Valuation:
N/A
Permit #:
B2019-005171
Status:
final
Fee:
$207
Permit Type:
N/A
Building Type:
N/A
Building combo
2023-04-04
Remove existing roofing material. replace wood and/or resheath as needed. reroof building a - units 1 through 8 (4800 sf) using crrc # 0890-0031 - owens corning - cliffside gray
Valuation:
$21,600
Permit #:
B202302001
Status:
issued
Fee:
$377
Permit Type:
N/A
Building Type:
N/A
Building minor permit
2014-07-29
Tear off existing roofing install dens deck and 60 mil tpo. install new metal coping (cool roof) coping to blend into wall color
Valuation:
$42,000
Permit #:
BMN2014-00819
Status:
Issued
Fee:
N/A
Permit Type:
Roof
Building Type:
N/A
Building combo
2020-12-11
Remove existing roofing material on appartment complex building # f units 1-8 and re-roof using crrc # 0676-0130a (4 000 sf)
Valuation:
$6,000
Permit #:
B202004860
Status:
final
Fee:
$151
Permit Type:
N/A
Building Type:
N/A
Building combo
2020-12-11
Remove existing roofing material on appartment complex building #e units 1-8 and re-roof using crrc # 0676-0130a (4 000 sf)
Valuation:
$6,000
Permit #:
B202004859
Status:
final
Fee:
$151
Permit Type:
N/A
Building Type:
N/A
Building combo
2020-12-11
Remove existing roofing material on appartment complex building #b units 1-8 and re-roof using crrc # 0676-0130a (4 000 sf)
Valuation:
$6,000
Permit #:
B202004856
Status:
final
Fee:
$151
Permit Type:
N/A
Building Type:
N/A
Building combo
2020-12-11
Remove exissting roofing material on appartment complex unit #d units 1-8 and re-roof using crrc # 0676-0130a (4 000 sf)
Valuation:
$6,000
Permit #:
B202004858
Status:
final
Fee:
$151
Permit Type:
N/A
Building Type:
N/A
Residential - multi-family
2020-07-12
Reroof: remove existing material resheath as needed and install 69 squares of shingles over apartment building
Valuation:
$12,000
Permit #:
BLD2019-03338
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A

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