Updated: Dec 10, 2025
Location and Projects
Address
2221 HARRIS AVE, Key West, FL, 33040
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Last Key Construction HVAC/Mechanical Contractor
Last Key Construction, LLC, 2221 Harris Ave, Key West, FL (Owned by: Obbagy,John Michael) holds a Construction Business Information license and 4 other licenses according to the Florida license board.
Their BuildZoom score of 106 ranks in the top 7% of 191,428 Florida licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Last Key Construction, LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Last Key Construction, LLC Contact Information
Phone Number: (305) 587-1578
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Address: 2221 HARRIS AVE, Key West, FL 33040
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Last Key Construction, LLC Key West
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Last Key Construction, LLC has a BuildZoom score of 106, which places them above 93% of 191,428 contractors in Florida.
Activity
|
23 projects
|
2025 |
|
9 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Last Key Construction, LLC has worked on at least
37.0 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
|
18 projects
|
Mechanical projects |
|
18 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Last Key Construction, LLC mostly works on
hvac project
and mechanical project
projects.
Pricing
|
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.
Building Permits by Last Key Construction, LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
*emergency change out* 2 1/2 ton condenser/air handler
Valuation:
N/A
Permit #:
BLD2025-1012
Status:
issued
Fee:
N/A
Permit Type:
Residential harc
Building Type:
N/A
Change out tri-zone mitsubishi ductless
Valuation:
N/A
Permit #:
BLD2025-0730
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
25 - pool & spa
Valuation:
$250,000
Permit #:
22101470
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bedroom renovation mechanical
Valuation:
N/A
Permit #:
BLD2025-1143
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BLD2025-1620
Status:
complete
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BLD2025-1429
Status:
complete
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BLD2025-0793
Status:
complete
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
77c - component residence new/replace
Valuation:
$22,000
Permit #:
22101775
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
36 - deck
Valuation:
$23,040
Permit #:
22101935
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change out 5 ton system
Valuation:
N/A
Permit #:
BLD2025-2679
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
Replace 7.5t package unit
Valuation:
N/A
Permit #:
BLD2025-2124
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Change out 5 ton system on first floor
Valuation:
N/A
Permit #:
BLD2024-2563
Status:
complete
Fee:
N/A
Permit Type:
Residential harc
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BLD2023-1601
Status:
complete
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
Cancellation letter submitted 12/8/2023 pdm
Valuation:
N/A
Permit #:
BLD2023-1172
Status:
canceled
Fee:
N/A
Permit Type:
Residential harc
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BLD2023-0970
Status:
complete
Fee:
N/A
Permit Type:
Residential harc
Building Type:
N/A
Replace 2nd floor 5ton system
Valuation:
N/A
Permit #:
BLD2024-1886
Status:
issued
Fee:
N/A
Permit Type:
Commercial harc
Building Type:
N/A
Change out 4 ton
Valuation:
N/A
Permit #:
BLD2025-1721
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Hvac renovation
Valuation:
N/A
Permit #:
BLD2025-1924
Status:
complete
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
Condenser changeout 4ton
Valuation:
N/A
Permit #:
BLD2024-2937
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BLD2022-2211
Status:
complete
Fee:
N/A
Permit Type:
Residential harc
Building Type:
N/A
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Last Key Construction, LLC Reviews
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Verified License
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Last Key Construction, LLC License info
Verified License
| Status | Active |
| State | Florida |
| Type | Construction Business Information |
- BuildZoom verified this license was active as of November 2025.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| State | Florida |
| Type | Construction Business Information |
- BuildZoom verified this license was active as of November 2025.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CAC1822473 |
| Status | Active |
| State | Florida |
| Type | Certified Air Conditioning Contractor |
- BuildZoom has not verified this license since July, 2025.
Verify this license's status for Last Key Construction, LLC at the Florida Department of Business & Professional Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 17182 |
| Status | Active |
| County | Monroe County |
- When BuildZoom last verified this license, it had an expiration date of October, 2025. Check the current license status of Last Key Construction, LLC with the Monroe County
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | RR282812179 |
| Status | Inactive |
| State | Florida |
| Type | Registered Residential Contractor |
- According to the Florida Department of Business & Professional Regulation, 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 Last Key Construction, LLC at the Florida Department of Business & Professional Regulation.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
39
Permits
- Building permit records show that Last Key Construction, LLC has worked on 39 permitted projects.
Last Key Construction, LLC Employees
HS
Hernandez, Kevin Sean
OM
Obbagy, John Michael
OM
Obbagy,John Michael
Owner