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Location and Projects

Address
4307 Deephaven Ct, Denver, CO, 80239
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G&b Concrete & Roofing LLC

G&B Concrete & Roofing, LLC is a client-focused company that strives to ensure the highest level of customer satisfaction! We will help you bring your style and ideas to life - we are eager to impress you with how beautiful these accents will be when completed properly. Our experience, knowledge, and customer care will ensure your satisfaction.

From BuildZoom: G&b Concrete & Roofing LLC, 4307 Deephaven Ct, Denver, CO (Owned by: Gerardo Casillas Sr) holds a Roofing Contractor license and 24 other licenses according to the Aurora license board.

Their BuildZoom score of 151 ranks in the top 1% of 55,949 Colorado licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring G&b Concrete & Roofing LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.

G&b Concrete & Roofing LLC Contact Information

Phone: (303) 419-9840
Address: 4307 Deephaven Ct, Denver, CO 80239

G&b Concrete & Roofing LLC Denver

Quality

151
99th percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
G&b Concrete & Roofing LLC has a BuildZoom score of 151, which places them above 99% of 55,949 contractors in Colorado.

Activity

31 projects
 2025
49 projects
 2024
15 projects
 2023
Our building permit records indicate that G&b Concrete & Roofing LLC has worked on at least 95.0 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

4 projects
 Commercial Renovations
94 projects
 Flatwork concrete pours
Analyzing permits over the last 4 years shows that G&b Concrete & Roofing LLC mostly works on flatwork concrete pour and commercial renovation projects.

Pricing

1 project
 < $5k
71 projects
 $5k-$20k
9 projects
 $20k-$50k
2 projects
 $50k-$100k
Value Not Public: 13.0 projects
The typical size of their permits is approximately $10,350. 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.

G&b Concrete & Roofing LLC Reviews
5 out of 5 stars, based on 2 reviews

  • By Wiley G.
    July 4, 2025
    $25
    Verified Hire
    Retaining Walls project

    Very easy to work with, delivered high quality work quickly
  • By Stacy B.
    December 13, 2016
    Concrete garage floor, partial driveway, walkway and steps
    $3,600
    2 days

    Excellent job on my concrete garage floor, driveway, walkway and steps! Professional, prompt reliable, trustworthy and efficient.
    I am recommending them to everyone.
    Thank you!
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Building Permits by G&b Concrete & Roofing LLC

Sort by: Notable Notable | Date Date | Job Value Job Value

This is a sample of this contractor's permits. Click here to access their complete permit history.

Roofing replacement
3125 20th St, Boulder, CO, 80304
2025-07-23
Total tear-off & reroof of single family dwelling 24 squares of dimensional shingles on a pitch represented as 5/12. all roof materials shall be installed per manufacturer’s specs. mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other than asphalt shingles (regardless of pitch). pre-roof inspection required for all overlays. ? all roof covering ma... see more
Valuation:
N/A
Permit #:
RFG2025-00391
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Roofing replacement
4017 Nevis St, Boulder, CO, 80301
2025-07-23
Total tear-off & reroof of single family dwelling 40 squares of tile on a pitch represented as 5/12. all roof materials shall be installed per manufacturer’s specs. mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other than asphalt shingles (regardless of pitch). pre-roof inspection required for all overlays. ? all roof covering materials shall be... see more
Valuation:
N/A
Permit #:
RFG2025-00336
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Re-roof residential up to 4 units
4308 N Harrison Ave, Loveland, CO, 80538
2025-03-28
Reroof 30 sq. must comply with 2021 irc ipc imc and 2023 nec. project is subject to field inspections. inspections will not be performed unless all permit documentation is printed out and on site. inspections will not be performed unless all installation manuals are provided on site
Valuation:
N/A
Permit #:
BP-25-00773
Status:
complete
Fee:
$496
Permit Type:
N/A
Building Type:
N/A
Roofing replacement
3355 Moorhead Ave, Boulder, CO, 80305
2025-01-31
Total tear-off & reroof of single family dwelling 18 squares of dimensional shingles on a pitch represented as 4/12. all roof materials shall be installed per manufacturer’s specs. mid-roof inspection required if pitch is less than 4/12. all roof covering materials shall be listed as class a as tested in accordance with ul standard 790 or astm standard e 108. at inspection provide to ... see more
Valuation:
N/A
Permit #:
RFG2025-00021
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Roofing and siding permit
471 S Kearney St, Denver, CO, 80224
2025-09-23
Reroof remaining 19sq of house and garage. a permit was issued for just 9sq permit # 2025-roofside-0008232. house has two layers of shingles. spoke to permit intake tech she told me to pull a second permit for the remaining squares
Valuation:
$8,760
Permit #:
2025-ROOFSIDE-0008403
Status:
final
Fee:
$91
Permit Type:
N/A
Building Type:
Single family res...
Roofing and siding permit
471 S Kearney St, Denver, CO, 80224
2025-09-23
Roof currently has 3 tab shingles. only going to reroof 9sq with oc duration. front slope of house and front right slope of garage will be replaced
Valuation:
$4,760
Permit #:
2025-ROOFSIDE-0008232
Status:
final
Fee:
$59
Permit Type:
N/A
Building Type:
Single family res...
Building Permit
1722 N Fairplay St, Aurora, CO, 80011
2024-07-22
Comments: tear off 1 layer and reroof with asphalt 19 squares | tear off 1 layer and reroof with asphalt 19 squares
Valuation:
$7,600
Permit #:
1820614
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Building Permit
1125 S Cathay St, Aurora, CO, 80017
2025-04-01
Comments: tear off 1 layer and reroof with asphalt 25 squares
Valuation:
$11,875
Permit #:
1883871
Status:
issued
Fee:
$244
Permit Type:
Roofing-rt2
Building Type:
N/A
751 coml reroof
905 W Us-50 Hwy, Pueblo, CO, 81008
2025-01-27
Commercial reroof
Valuation:
$85,661
Permit #:
2501368
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Roofing and siding permit
4430 N Crystal St, Denver, CO, 80239
2025-02-13
Reroof will only be for 4430 side of roof
Valuation:
$7,850
Permit #:
2025-ROOFSIDE-0001200
Status:
issued
Fee:
$83
Permit Type:
N/A
Building Type:
Duplex
Building Permit
549 Empire St, Aurora, CO, 80010
2024-02-24
Comments: tear off 1 layer and reroof with asphalt 20 squares
Valuation:
$7,000
Permit #:
1784354
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Roofing
10976 E Cherokee Ln, Parker, CO, 80138
2025-05-04
Primary residence - composition
Valuation:
$23,750
Permit #:
25-03928
Status:
complete
Fee:
$377
Permit Type:
Primary residence...
Building Type:
N/A
Building log
2960 S Adams St, Denver, CO, 80210
2025-05-05
Extend concrete driveway approx 10'x30
Valuation:
N/A
Permit #:
2025-LOG-0004068
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building
905 W Us-50 Hwy, Pueblo, CO, 81008
2025-01-27
751 coml reroof roof-contract value 85661
Valuation:
N/A
Permit #:
2501368
Status:
issued
Fee:
N/A
Permit Type:
751 coml reroof
Building Type:
N/A
Building Permit
19512 E 19th Pl, Aurora, CO, 80011
2024-10-16
Comments: tear off 1 layer and reroof with asphalt 15 squares
Valuation:
$6,395
Permit #:
1848205
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Building Permit
3956 N Catawba Way, Aurora, CO, 80019
2024-08-29
Comments: tear off 1 layer and reroof with asphalt 30 squares
Valuation:
$12,750
Permit #:
1835028
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Building Permit
3967 N Catawba Way, Aurora, CO, 80019
2024-08-20
Comments: tear off 1 layer and reroof with asphalt 23 squares
Valuation:
$9,975
Permit #:
1831630
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Building Permit
1917 N Espana Way, Aurora, CO, 80011
2024-08-20
Comments: tear off 1 layer and reroof with asphalt 15 squares
Valuation:
$6,375
Permit #:
1831629
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Building Permit
930 S Kenton St, Aurora, CO, 80012
2024-07-17
Comments: tear off 1 layer and reroof with asphalt 23 squares
Valuation:
$9,200
Permit #:
1820695
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Building Permit
1725 N Fairplay St, Aurora, CO, 80011
2024-07-17
Comments: tear off 1 layer and reroof with asphalt 20 squares
Valuation:
$8,000
Permit #:
1820685
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A