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Location and Projects

Address
600 Grapetree Dr, Key Biscayne, FL, 33149
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Corti Maderna, Marcos Construction

Corti Maderna, Marcos at 600 Grapetree Dr, Key Biscayne, FL 33149, held a General Contractor license (#) with the Florida contractors license board. We last verified the license was inactive on 06-11-2020.

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 191,428 Florida 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.

Corti Maderna, Marcos Contact Information

Address: 600 Grapetree Dr, Key Biscayne, FL 33149 Edit

Corti Maderna, Marcos Key Biscayne

Quality

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

Activity

1 project
2025
1 project
2023
Our building permit records indicate that Corti Maderna, Marcos has worked on at least 2.0 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.

Pricing

1 project
< $5k
1 project
$5k-$20k
Value Not Public: 0 projects
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 Corti Maderna, Marcos

Sort by: Notable Notable | Date Date | Job Value Job Value
Master building permit
2025-08-08
Resurfing asphalt driveway
Valuation:
$9,900
Permit #:
B25-024389
Status:
final
Fee:
$351
Permit Type:
Repair-replace re...
Building Type:
N/A
Master building permit
2023-11-03
Fence repair after the fact (both side of property)
Valuation:
$3,000
Permit #:
B23-024740
Status:
final
Fee:
$260
Permit Type:
Repair-replace re...
Building Type:
N/A
Sub-permit public works
2025-08-07
Driveway approach
Valuation:
$100
Permit #:
PWSUB25-000016
Status:
final
Fee:
$104
Permit Type:
N/A
Building Type:
N/A

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