Updated: Jun 16, 2026
Location and Projects
Address
3115 GUMWOOD DR, Hyattsville, MD, 20783
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Carlos Ruben Hernandez HVAC/Mechanical Contractor
Carlos Ruben Hernandez at 3115 GUMWOOD DR, Hyattsville, MD 20783, held a HVAC/Mechanical Contractor license (#10236) with the Maryland contractors license board with an expiration date of 05-02-2018. We last verified the license was expired on 06-15-2026.
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 58,058 Maryland contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our bidding system to be easily matched to qualified, licensed professionals in your area.
Carlos Ruben Hernandez Contact Information
Address: 3115 GUMWOOD DR, Hyattsville, MD 20783
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Carlos Ruben Hernandez Hyattsville
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Carlos Ruben Hernandez, click “This is My Business” to update your information.
Activity
|
3 projects
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that Carlos Ruben Hernandez has worked on at least
4.0 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
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 Carlos Ruben Hernandez
This is a sample of this contractor's permits. Click here to access their complete permit history.
1 347 sq. ft. interior renovations to first and second floor to include all new walls flooring and fixtures to create a half bathroom kitchen family room living room half bathroom full bathroom closet and (2) bedrooms raise a portion of the roof to create a higher ceiling in the full bathroom all new plumbing electric and hvac
Valuation:
N/A
Permit #:
P2023-0708
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1 347 sq. ft. interior renovations to first and second floor to include all new walls flooring and fixtures to create a half bathroom kitchen family room living room half bathroom full bathroom closet and (2) bedrooms raise a portion of the roof to create a higher ceiling in the full bathroom all new plumbing electric and hvac
Valuation:
N/A
Permit #:
2023-03006
Status:
approved
Fee:
$215
Permit Type:
N/A
Building Type:
N/A
Interior alterations to install new door
Valuation:
$1,500
Permit #:
B02437168
Status:
filed
Fee:
$129
Permit Type:
N/A
Building Type:
N/A
For use as single-family dwelling (rowhouse)
Valuation:
N/A
Permit #:
BUSE-25-001446
Status:
issued
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Alterations to basement to create fitness room
Valuation:
$8,000
Permit #:
B02441219
Status:
complete
Fee:
$190
Permit Type:
N/A
Building Type:
N/A
Finishing final touch ups before sale
Valuation:
N/A
Permit #:
BUSE-25-001419
Status:
closed - void
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential accessory structure (detached garage/carport shed pool gazebo)
2021-04-26
Construct 12x18x6.5h shed
Valuation:
$9,221
Permit #:
B02394951
Status:
filed
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Construct rear deck 20 x 12 w/steps to grade
Valuation:
$4,458
Permit #:
B02140155
Status:
canceled
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
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Carlos Ruben Hernandez Reviews
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Carlos Ruben Hernandez License info
Inactive License
| License # | 10236 |
| Status | Inactive |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- According to the Maryland Department of Labor, Licensing & 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 Carlos Ruben Hernandez at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
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- *No active license on file. If you are Carlos Ruben Hernandez, click “This is My Business” to update your information.
Carlos Ruben Hernandez Employees
CH
Carlos Ruben Hernandez
Owner