Updated: Jun 10, 2026
Location and Projects
Address
2225 Ruffner Road, Birmingham, AL, 35210
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Gregory O Slaughter HVAC/Mechanical Contractor
Gregory O Slaughter, (Employees: L.F. Pierce Jr and Louis F Pierce) holds a Employer license and 5 other licenses according to the Alabama license board.
Their BuildZoom score of 98 ranks in the top 16% of 28,929 Alabama licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Gregory O Slaughter, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Gregory O Slaughter Contact Information
Phone Number: (205) 323-1585
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Address: 2225 Ruffner RoadAL 35210
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Gregory O Slaughter
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gregory O Slaughter has a BuildZoom score of 98, which places them above 84% of 28,929 contractors in Alabama.
Activity
|
2 projects
|
2025 |
|
1 project
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Gregory O Slaughter has worked on at least
8.0 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
|
3 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Gregory O Slaughter mostly works on
mechanical project
projects.
Pricing
|
2 projects
|
< $5k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
2 projects
|
$250k-$500k |
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.
Hvac & ductwork furnishing and installation - core & shell
Valuation:
$314,644
Permit #:
MEC2025-00214
Status:
issued
Fee:
$3,304
Permit Type:
Alterations
Building Type:
N/A
Thermostats and wiring for rooms in suite 200 portion of the project already pulled low voltage permit for entire job but have been asked to pull another separate permit for the rooms in suite 200 tied to building permit number bld2024-09806
Valuation:
$100
Permit #:
LVE2025-00840
Status:
issued
Fee:
$126
Permit Type:
Alterations
Building Type:
N/A
Hvac and duct installation
Valuation:
$126,942
Permit #:
MEC2025-00215
Status:
issued
Fee:
$1,333
Permit Type:
Alterations
Building Type:
N/A
Thermostat installation exhaust fans grilles registers diffusers grd installation duct fabrication duct installation and test and balance
Valuation:
$59,935
Permit #:
MEC2024-08832
Status:
issued
Fee:
$125
Permit Type:
Addition
Building Type:
N/A
Thermostats and wiring
Valuation:
$2,500
Permit #:
LVE2025-00307
Status:
issued
Fee:
$128
Permit Type:
Alterations
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023423
Status:
issued
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023324
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023323
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023275
Status:
complete
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023226
Status:
complete
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023154
Status:
issued
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023114
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023070
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023039
Status:
issued
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-022713
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Gas pressure test
Valuation:
$500
Permit #:
230046G
Status:
final
Fee:
$110
Permit Type:
N/A
Building Type:
Single family
Construct a 7163 sq. ft. single family residence
Valuation:
$336,500
Permit #:
RES-NEW-220071
Status:
complete
Fee:
$3,293
Permit Type:
N/A
Building Type:
N/A
Gas service install
Valuation:
N/A
Permit #:
G-023350
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Plumbing service install
Valuation:
N/A
Permit #:
P-157227
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing service install
Valuation:
N/A
Permit #:
P-157226
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Gregory O Slaughter License info
Verified License
| License # | EMP-6010 |
| Status | Active |
| State | Alabama |
| Type | Employer |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Gregory O Slaughter at the State of Alabama Plumbers and Gas Fitters Examining Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | S-53530 |
| Status | Active |
| State | Alabama |
| Type | General Contractors |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Gregory O Slaughter at the Alabama Licensing Board for General Contractors.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 83962 |
| Status | Active |
| State | Alabama |
| Type | Heating, Air Conditioning & Refrigeration |
- When BuildZoom last verified this license, it had an expiration date of December, 2019. Check the current license status of Gregory O Slaughter with the Alabama Board of Heating, Air Conditioning & Refrigeration
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 12183 |
| Status | Active |
| State | Alabama |
| Type | Home Builder License |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Gregory O Slaughter with the Alabama Home Builders Licensure Board
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 10286 |
| Status | Active |
| State | Alabama |
- BuildZoom has not verified this license since January, 2010.
Verify this license's status for Gregory O Slaughter at the Alabama Licensing Board for General Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 12183 |
| Status | Inactive |
| State | Alabama |
| Type | Heating, Air Conditioning & Refrigeration |
- According to the Alabama Board of Heating, Air Conditioning & Refrigeration, 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 Gregory O Slaughter at the Alabama Board of Heating, Air Conditioning & Refrigeration.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
26
Permits
- Building permit records show that Gregory O Slaughter has worked on 26 permitted projects.
Gregory O Slaughter Employees
LJ
L.F. Pierce Jr
LP
Louis F Pierce