Updated: May 21, 2026
Location and Projects
Address
5474 RANCH GATE ROAD, Rancho Cucamonga, CA, 91701
Use our bidding system to
request a quote
Gunby Roofer
Gunby Inc, 5474 Ranch Gate Rd, Rancho Cucamonga, CA (Employees: Della Gunby, Della Gunby, and Pete Bruce Gunby) holds a Roofing license and 2 other licenses according to the California license board.
Their BuildZoom score of 105 ranks in the top 8% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Gunby Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Gunby Inc Contact Information
Phone Number: (909) 980-8400
Edit
Address: 5474 RANCH GATE ROAD, Rancho Cucamonga, CA 91701
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Gunby Inc Rancho Cucamonga
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gunby Inc has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.
Activity
|
9 projects
|
2025 |
|
2 projects
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that Gunby Inc has worked on at least
18.0 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
|
17 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that Gunby Inc mostly works on
roofing project
projects.
Pricing
|
2 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
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.
Tear off & r/r house & garage with new title 24 compliant laminated comparable shingle(34)sq. (garage attached)
Valuation:
N/A
Permit #:
211163
Status:
complete
Fee:
$585
Permit Type:
N/A
Building Type:
N/A
2300sqft crrc#0676-0096 patio excluded. solar lift and relay by another company
Valuation:
N/A
Permit #:
PMT2025-01569
Status:
final
Fee:
$715
Permit Type:
N/A
Building Type:
N/A
2700sq. ft tile to shingles complete re-roof crrc# 00668-0132 certainteed charcoal
Valuation:
N/A
Permit #:
PMT2025-01341
Status:
final
Fee:
$715
Permit Type:
N/A
Building Type:
N/A
Remove existing roofing material replace wood as needed and install new sheeting. reroof house (2500 sf) and detached garage (900 sf) using crrc # 0676-0138 - gaf timberline
Valuation:
$27,000
Permit #:
B202202464
Status:
final
Fee:
$441
Permit Type:
N/A
Building Type:
N/A
Remove fiber composite roof sheet with tech shield felt and install presidential comparable shingle crrc 0676-0142 like for like
Valuation:
$35,000
Permit #:
B00-034-481
Status:
issued
Fee:
$824
Permit Type:
Dwellings
Building Type:
N/A
Remove (e) roofing material at house (1800 sf) and detached garage (450 sf) install roof comparable. shingles crrc#0676-0042
Valuation:
$12,000
Permit #:
B202302108
Status:
final
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
2700sqft tear off tile to comparable complete reroof certainteed - charcoal crrc0680-0132 no patio
Valuation:
N/A
Permit #:
PMT2025-04405
Status:
complete
Fee:
$749
Permit Type:
N/A
Building Type:
N/A
4000 sqft complete residence tile lift and relay
Valuation:
N/A
Permit #:
PMT2024-01500
Status:
final
Fee:
$910
Permit Type:
N/A
Building Type:
N/A
2500sqft comparable to comparable crrc# 0668-0132 (certainteed charcoal black) patios excluded
Valuation:
N/A
Permit #:
PMT2025-03344
Status:
final
Fee:
$749
Permit Type:
N/A
Building Type:
N/A
2800sqft complete tile to comparable crrc# 0668-0132 (certainteed charcoal black) patio excluded
Valuation:
N/A
Permit #:
PMT2025-03342
Status:
final
Fee:
$994
Permit Type:
N/A
Building Type:
N/A
Remove the existing standard concrete tiles. 27sqs install new underlayment. replace tile with eagle 5511 flintridge gray crrc #0918-0003-eagle tile- flintridge gray
Valuation:
N/A
Permit #:
PMT2021-02614
Status:
final
Fee:
$864
Permit Type:
N/A
Building Type:
N/A
Remove existing roofing material at house and attached garage 2100 sf install comparable shingles crrc #0850-0025
Valuation:
$12,000
Permit #:
B202206505
Status:
issued
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
1950sqft complete single ply reroof mule-hide-tan crrc#0670-0035
Valuation:
N/A
Permit #:
PMT2025-03891
Status:
final
Fee:
$546
Permit Type:
N/A
Building Type:
N/A
Remove existing built up gravel roof and install new rolled pvc roof; cool roof crrc # 0662-0040
Valuation:
N/A
Permit #:
B16-2353
Status:
final
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
(1400 sq. ft) install new composition shingle over (e) 1-layer comparable shingle - crrc#0676-0133a
Valuation:
$12,500
Permit #:
B202307577
Status:
final
Fee:
$249
Permit Type:
N/A
Building Type:
N/A
Remove existing roofing material at house and attached garage 2300 sf and install comparable shingles crrc #0890-0009
Valuation:
$9,000
Permit #:
B202106776
Status:
issued
Fee:
$199
Permit Type:
N/A
Building Type:
N/A
Reroofing the house. remove 26sq the existing composition shingle roof. install composition shingle roof crrc 0676-0097
Valuation:
N/A
Permit #:
PMT2021-01996
Status:
final
Fee:
$551
Permit Type:
N/A
Building Type:
N/A
2700 sq ft complete residential reroof tear off tile to comparable gaf - grand sequoia. crrc#0676-0140 ventilation: new
Valuation:
N/A
Permit #:
PMT2023-04085
Status:
final
Fee:
$610
Permit Type:
N/A
Building Type:
N/A
R3/u1: reroof/tear off existing and install decra shake steel panel roof
Valuation:
N/A
Permit #:
BLD24-02833
Status:
complete
Fee:
$311
Permit Type:
N/A
Building Type:
N/A
Over existing single layer apply second layer of crrc #0676-0133 over three detached structures: house (1400 sqft) & patio/work shop (900 sqft) and front portion of garage (300 sqft)
Valuation:
$3,900
Permit #:
B201904465
Status:
issued
Fee:
$122
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
140
BZ Score
$3.8K
Avg Project
-
Projects
146
BZ Score
$11.7K
Avg Project
-
Projects
142
BZ Score
$16K
Avg Project
-
Projects
Gunby Inc Reviews
BuildZoom hasn't received any reviews for Gunby Inc. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
Gunby Inc License info
Verified License
| License # | 937732 |
| Status | Active |
| State | California |
| Type | Roofing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Gunby Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 468502 |
| Status | Active |
| City | Glendora |
| Type | Contractor |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of January, 2013. Check the current license status of Gunby Inc with the The City of Glendora, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 624592 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| Business Type | Corporation |
- 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 Gunby Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
155
Permits
- Building permit records show that Gunby Inc has worked on 155 permitted projects.
Gunby Inc Employees
DG
Della Gunby
General Partner
DG
Della Gunby
General Partner
PG
Pete Bruce Gunby
Rmo / Ceo / Pres
VG
Vic J L Gunby
General Partner