Updated: Jun 01, 2026
Location and Projects
Address
PO Box 5, Knightsen, CA, 94548
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CORUM ROOFING
THIS BUSINESS IS CLOSED.
From BuildZoom:
CORUM ROOFING at PO Box 5, Knightsen, CA 94548, held a Roofer license (#518107) with the California contractors license board with an expiration date of 11-10-2003. We last verified the license was inactive on 05-31-2026.
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 bidding system to be easily matched to qualified, licensed professionals in your area.
CORUM ROOFING Contact Information
Phone Number: (925) 437-3457
Address: PO Box 5, Knightsen, CA 94548
CORUM ROOFING Knightsen
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are CORUM ROOFING, log in and update your license info in the “Edit Profile” tab.
Activity
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that CORUM ROOFING has worked on at least
3.0 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
|
Roofing projects |
Analyzing permits over the last 4 years shows that CORUM ROOFING mostly works on
roofing project
projects.
Pricing
|
2 projects
|
$5k-$20k |
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.
In progress insp required; composition roof will be torn off and a new composition shingle will be installed
Valuation:
$10,000
Permit #:
RRZR2022-00414
Status:
complete
Fee:
$256
Permit Type:
N/A
Building Type:
N/A
Remove old asphalt roof shingles down to plywood deck. install one layer astm d4869 approved class i felt underlayment. apply malarkey #282 ecoasis nex 40-year asphalt shingles sandy shale crrc #0850-0058. install new flashings and vents on 1700 sq ft roof (re-roof to be per manufacturer's recommendations) ********************code enforcement case birf20-00289
Valuation:
N/A
Permit #:
BIRR20-006153
Status:
final
Fee:
$736
Permit Type:
N/A
Building Type:
N/A
Reroof with 38 squares of cool roof (0850-0068) ecoasis coastal grey zoning pud-mdr
Valuation:
$15,000
Permit #:
B24-2284
Status:
approved
Fee:
$307
Permit Type:
N/A
Building Type:
N/A
Comparable roof off and comparable roof on 20 sq
Valuation:
N/A
Permit #:
BIRR20-009170
Status:
final
Fee:
$339
Permit Type:
N/A
Building Type:
N/A
Residence reroof - remove comp/apply comparable -cool roof
Valuation:
N/A
Permit #:
B17-0634
Status:
final
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Residence reroof remove comparable apply comparable
Valuation:
N/A
Permit #:
B17-1461
Status:
final
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Reroof with comparable
Valuation:
N/A
Permit #:
B16-1638
Status:
final
Fee:
N/A
Permit Type:
Other
Building Type:
N/A
1300 sf remove composition shingle and replace with compositions shingle **04/25/2022 - 13 squares. crrc # 0850-0025 is required. - fabdul-rahman**
Valuation:
$5,000
Permit #:
BIRR22-004351
Status:
expired
Fee:
$436
Permit Type:
N/A
Building Type:
N/A
Reroof: tear off shake and install composition shingles 29 sqaures. exception to cool roof: building has at least r-30 ceiling insulation
Valuation:
N/A
Permit #:
BIRR15-006825
Status:
final
Fee:
$282
Permit Type:
N/A
Building Type:
N/A
Tear off shake to comparable
Valuation:
$10,000
Permit #:
B1810-0106
Status:
issued
Fee:
$313
Permit Type:
Reroof
Building Type:
N/A
Reroof comparable
Valuation:
$6,500
Permit #:
B1902-0118
Status:
issued
Fee:
$263
Permit Type:
Reroof
Building Type:
N/A
Permit value$7.5k tear off existing comparable shingle and replace with cool roof compliant comparable shingles. (25sq.). replace rafter tails throughout perimeter
Valuation:
N/A
Permit #:
R150156
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reroof: tear off comparable and install new composition shingles 20 squares
Valuation:
N/A
Permit #:
BIRR16-009999
Status:
final
Fee:
$264
Permit Type:
N/A
Building Type:
N/A
Tear off shake and reroof with comparable. (r-38 insulation for cool roof)
Valuation:
$6,000
Permit #:
R160107
Status:
issued
Fee:
$248
Permit Type:
Add/alt single fa...
Building Type:
N/A
Re-roof, remove comp shingles and install comp shingles of 30sq's
Valuation:
$5,000
Permit #:
B181493
Status:
final
Fee:
$368
Permit Type:
N/A
Building Type:
N/A
Building - tear off existing roof re-roof with approx 19 squares of class a comparable. (rgs)
Valuation:
N/A
Permit #:
BLD2015-01540
Status:
final
Fee:
$266
Permit Type:
N/A
Building Type:
N/A
Reroof -remove comparable shingle and apply comparable shingle
Valuation:
N/A
Permit #:
B22-1640
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Misc res
Reroof tear off shake replace w/comp 28 sq
Valuation:
$10,000
Permit #:
B1208-0038
Status:
issued
Fee:
$206
Permit Type:
Reroof
Building Type:
N/A
Comparable for comparable reroof
Valuation:
$5,000
Permit #:
B2304-0270
Status:
issued
Fee:
$255
Permit Type:
Reroof
Building Type:
N/A
Reroof. remove existing shakes. install 30# felt and 30 yr. comparable. shingles under 5# per sq. ft 24 squares. cz3
Valuation:
N/A
Permit #:
BLD2014-01853
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
CORUM ROOFING Reviews
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CORUM ROOFING License info
Inactive License
| License # | 518107 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for CORUM ROOFING at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 813918 |
| Status | Inactive |
| State | California |
| Type | Roofing, Metal Products |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for CORUM ROOFING at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are CORUM ROOFING, log in and update your license info in the “Edit Profile” tab.
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
393
Permits
- Building permit records show that CORUM ROOFING has worked on 393 permitted projects.
CORUM ROOFING Employees
RC
Richard Bruce Corum
Owner