Updated: Nov 18, 2025
Location and Projects
Address
12308 NW 11TH LANE, Miami, FL, 33182
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MR. Cool Guy HVAC/Mechanical Contractor
MR. Cool Guy, LLC, 12308 NW 11th Ln, Miami, FL (Owned by: Saenz De Calahorra, David) holds a Certified Air Conditioning Contractor license and 2 other licenses according to the Florida license board.
Their BuildZoom score of 108 ranks in the top 5% of 191,428 Florida licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring MR. Cool Guy, LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
MR. Cool Guy, LLC Contact Information
Phone Number: (305) 586-0585
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Address: 12308 NW 11TH LANE, Miami, FL 33182
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MR. Cool Guy, LLC Miami
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
MR. Cool Guy, LLC has a BuildZoom score of 108, which places them above 95% of 191,428 contractors in Florida.
Activity
|
32 projects
|
2025 |
|
12 projects
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that MR. Cool Guy, LLC has worked on at least
51.0 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
|
New Constructions |
|
4 projects
|
Commercial Renovations |
|
4 projects
|
Home Additions |
|
49 projects
|
HVAC projects |
|
40 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that MR. Cool Guy, LLC mostly works on
hvac project
and mechanical project
projects.
Pricing
|
7 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$250k-$500k |
|
5 projects
|
$500k-$1mil |
The typical size of their permits is approximately $26,750. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
07 - single family res-conventional
Valuation:
$574,575
Permit #:
21200052
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
5000 sf addition to existing building for a daycare
Valuation:
$772,000
Permit #:
C-MECH-000322-2026
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
101 - single family res-replace of
Valuation:
$510,000
Permit #:
22102392
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior only alteration - building (commercial)
2025-07-21
First & second floor northwest public washrooms. renovation of existing nw restrooms on 1st & 2nd floors. mep related work
Valuation:
$648,109
Permit #:
BPC-2023-01792
Status:
certificate of completion
Fee:
$28,393
Permit Type:
N/A
Building Type:
N/A
Addition- adding square footage to existing space
2025-08-19
Addition to the house
Valuation:
$330,000
Permit #:
BAD00-2023-00021
Status:
final
Fee:
$9,132
Permit Type:
N/A
Building Type:
N/A
1-4 : 4 new 1 tin acs split system 1 bathroom fan and dryer vent
Valuation:
$13,500
Permit #:
MEC-GEN-25010009
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
07 - single family res-conventional
Valuation:
$470,000
Permit #:
20301399
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
07 - single family res-conventional
Valuation:
$574,475
Permit #:
21200208
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace same location central air conditioning heating system
Valuation:
$2,500
Permit #:
BD25-005775-001-MA001
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Replace same location central air conditioning heating system
Valuation:
$2,500
Permit #:
BD25-005614-001-MA001
Status:
canceled
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Reinstall air handler at same location & position (4tons) (5 kw) new exhaust fan in bathrooms (3)
Valuation:
$2,000
Permit #:
25070618
Status:
filed
Fee:
$161
Permit Type:
N/A
Building Type:
N/A
(online) air conditioning changeout
Valuation:
$2,800
Permit #:
CO25-03273
Status:
applied
Fee:
$148
Permit Type:
N/A
Building Type:
N/A
Relocate air conditioning unit
Valuation:
N/A
Permit #:
2025021330
Status:
final
Fee:
N/A
Permit Type:
Air conditioning ...
Building Type:
N/A
Rehabilitation & repairs to fire damaged office---replace fixtures in bathroom
Valuation:
$47,000
Permit #:
C-PLUM-012539-2024
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical for demolition
Valuation:
$2,500
Permit #:
ME2025-0164
Status:
triage
Fee:
N/A
Permit Type:
Air conditioning ...
Building Type:
N/A
Legalize compressor
Valuation:
$1,000
Permit #:
2025017664
Status:
final
Fee:
N/A
Permit Type:
U.f. Pressure vessel
Building Type:
N/A
Conv strge tofamily
Valuation:
N/A
Permit #:
2025018159
Status:
final
Fee:
N/A
Permit Type:
Air conditioning ...
Building Type:
N/A
Legalize compressor
Valuation:
N/A
Permit #:
2025019613
Status:
final
Fee:
N/A
Permit Type:
Pres/process/pipe
Building Type:
N/A
Air conditioning c/o
Valuation:
N/A
Permit #:
2025030008
Status:
final
Fee:
N/A
Permit Type:
Air conditioning ...
Building Type:
N/A
Dentist office
Valuation:
N/A
Permit #:
2025048066
Status:
final
Fee:
N/A
Permit Type:
Mechanical ventil...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
MR. Cool Guy, LLC License info
Verified License
| License # | CAC1822094 |
| Status | Active |
| State | Florida |
| Type | Certified Air Conditioning Contractor |
- BuildZoom verified this license was active as of July 2025.
Verify this license's status for MR. Cool Guy, 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
| Status | Active |
| State | Florida |
| Type | Construction Business Information |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of MR. Cool Guy, LLC with 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 # | 20536 |
| Status | Active |
| County | Monroe County |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of MR. Cool Guy, LLC with the Monroe County
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
52
Permits
- Building permit records show that MR. Cool Guy, LLC has worked on 52 permitted projects.
MR. Cool Guy, LLC Employees
SD
Saenz De Calahorra, David
Owner