Updated: Jan 21, 2026
Location and Projects
Address
9065 ROSECRANS AVE, Bellflower, CA, 90706
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Greencal Construction Roofer
Greencal Construction, 9065 Rosecrans Ave, Bellflower, CA (Employees: Hazel Serrano, John J Serrano, and Juan J Serrano) holds a General Building, Roofing license and 1 other license according to the California license board.
Their BuildZoom score of 111 ranks in the top 4% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Greencal Construction, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Greencal Construction Contact Information
Phone Number: (714) 790-1750
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Address: 9065 ROSECRANS AVE, Bellflower, CA 90706
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Greencal Construction Bellflower
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Greencal Construction has a BuildZoom score of 111, which places them above 96% of 336,931 contractors in California.
Activity
|
68 projects
|
2025 |
|
100 projects
|
2024 |
|
30 projects
|
2023 |
Our building permit records indicate that Greencal Construction has worked on at least
198.0 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
|
5 projects
|
Home Additions |
|
194 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that Greencal Construction mostly works on
roofing project
and home addition
projects.
Pricing
|
55 projects
|
< $5k |
|
84 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
The typical size of their permits is approximately $6,550. This graph shows the distribution of these job values.
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 Greencal Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Re-roof with class a or b material weighing less than 6 pounds per sq. ft. over existing solid sheathing __76__squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-re... see more
Valuation:
$37,500
Permit #:
25016-10000-09332
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over new solid sheathing 40 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for ... see more
Valuation:
$12,000
Permit #:
25016-90000-11093
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 31 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required... see more
Valuation:
$6,200
Permit #:
25016-90000-10191
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over new solid sheathing 21 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for ... see more
Valuation:
$6,300
Permit #:
25016-90000-04514
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Re-roof with class a or b material weighing less than 6 pounds per sq. ft. over existing solid sheathing 29 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-resid... see more
Valuation:
$8,000
Permit #:
25016-10000-06979
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental permit to permit #25016-90000-14457 to: correct the work description to read re-roof with class a or b material weighing less than 6 pounds per sq. ft. over existing solid sheathing ___13___squares. class a roof covering is required within very high fire hazard severity zone(vhfhsz). for residential roof replacement>50% of the total roof area apply cool roof product label... see more
Valuation:
N/A
Permit #:
25016-10001-14457
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
19 squares of cool roof shingles (trudefinition duration cool plus) - brown tear off existing roof to sheathing use existing sheathing (replace if needed) apply synthetic underlayment slope 4:12 crrc# 0890-0030 sri: 22 crc section r905.2 2 units vertical in 12 units horizontal (2:12) up to 4 units vertical in 12 units horizontal (4:12) underlayment shall be two layers for roof slopes ... see more
Valuation:
$3,191
Permit #:
BLDR-2025-0411
Status:
complete
Fee:
$398
Permit Type:
N/A
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over new solid sheathing 13 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for ... see more
Valuation:
$3,900
Permit #:
25016-90000-14457
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 21 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required... see more
Valuation:
$4,200
Permit #:
25016-90000-16019
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Tear off (e) comparable (n) sheathing as needed. (n) synthetic underlayment. (n) owens corning 50 yr conp (19 sqs) & (n_) built up on flat (4 sqs). total of 3 squares. slope 3:12 & flat ***crrc 0662-00420*** ***manufacturer’s installation spec sheets to be onsite ***
Valuation:
N/A
Permit #:
B2025-001773
Status:
final
Fee:
$327
Permit Type:
N/A
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 17 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required... see more
Valuation:
$3,400
Permit #:
25016-90000-04331
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental permit to 25016 - 90000 - 03186 to revise work description to read: re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over _new_ solid sheathing 12 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product label... see more
Valuation:
N/A
Permit #:
25016-20001-03186
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
20 squares of asphalt shingles (trudefinition duration cool plus) - prairie wood tear off existing roof to sheathing use existing sheathing (replace as needed) slope 4:12 crrc# 0890-0035 sri: 21 crc section r905.2 2 units vertical in 12 units horizontal (2:12) up to 4 units vertical in 12 units horizontal (4:12) underlayment shall be two layers for roof slopes of 4 units vertical in 1... see more
Valuation:
$3,359
Permit #:
BLDR-2025-0173
Status:
complete
Fee:
$398
Permit Type:
N/A
Building Type:
N/A
17 squares of asphalt shingles (trudefinition duration cool plus) - prairie wood tear off existing roof to sheathing use existing sheathing (replace as needed) slope 4:12 crrc# 0890-0035 sri: 21 crc section r905.2 2 units vertical in 12 units horizontal (2:12) up to 4 units vertical in 12 units horizontal (4:12) underlayment shall be two layers for roof slopes of 4 units vertical in 1... see more
Valuation:
$2,855
Permit #:
BLDR-2025-0172
Status:
issued
Fee:
$382
Permit Type:
N/A
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing (7 ) squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roofing rating council (crrc). cool roof may be req... see more
Valuation:
$3,500
Permit #:
25016-20000-04678
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 12 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required... see more
Valuation:
$2,400
Permit #:
25016-90000-03186
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 8 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required ... see more
Valuation:
$1,600
Permit #:
25016-90000-01519
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
18 squares of cool roof shingles (trudefinition duration) - orange tear off existing roof to sheathing use existing sheathing (replace if needed) apply synthetic underlayment slope 4:12 crrc# 0890-0009 sri: 24 crc section r905.2 2 units vertical in 12 units horizontal (2:12) up to 4 units vertical in 12 units horizontal (4:12) underlayment shall be two layers for roof slopes of 4 unit... see more
Valuation:
$3,023
Permit #:
BLDR-2025-0483
Status:
complete
Fee:
$398
Permit Type:
N/A
Building Type:
N/A
Re-roof with class a or b material weighing less than 6 pounds per sq. ft. over new solid sheathing _59_squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-residenti... see more
Valuation:
$18,450
Permit #:
25016-10000-21430
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over new solid sheathing 59 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for ... see more
Valuation:
$17,700
Permit #:
25016-90000-17342
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Greencal Construction License info
Verified License
| License # | 1035192 |
| Status | Active |
| State | California |
| Type | General Building, Roofing |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Greencal Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in April, 2024 that this contractor does not need a license to be a roofer in California.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Sunz Insurance Company |
204
Permits
- Building permit records show that Greencal Construction has worked on 204 permitted projects.
Greencal Construction Employees
HS
Hazel Serrano
Ceo / President
JS
John J Serrano
Rmo
JS
Juan J Serrano
Rmo