Updated: May 12, 2026
Location and Projects
Address
14672 Southlawn Ln, Rockville, MD, 20850
Use our bidding system to
request a quote
Avent Contracting HVAC/Mechanical Contractor
Avent Contracting LLC, 14672 Southlawn Ln, Rockville, MD holds a Heating Ventilation And Air Conditioning (Hva) license according to the Virginia license board.
Their BuildZoom score of 100 ranks in the top 13% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Avent Contracting LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Avent Contracting LLC Contact Information
Address: 14672 Southlawn Ln, Rockville, MD 20850
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Avent Contracting LLC Rockville
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Avent Contracting LLC has a BuildZoom score of 100, which places them above 87% of 58,058 contractors in Maryland.
Activity
|
2 projects
|
2025 |
|
4 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Avent Contracting LLC has worked on at least
7.0 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
|
HVAC projects |
|
4 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Avent Contracting LLC mostly works on
hvac project
and mechanical project
projects.
Pricing
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
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 Avent Contracting LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Expansion of suite 420 into suite 450/capital badmiton install 4 rooftop units and all duct works
Valuation:
N/A
Permit #:
M25000546
Status:
complete
Fee:
$2,096
Permit Type:
N/A
Building Type:
N/A
Exhaust system install kitchen hood system ex. fan make up unit grease duct and make up air duct. *rv9/22/21nmn
Valuation:
$30,000
Permit #:
M02204056
Status:
complete
Fee:
$205
Permit Type:
N/A
Building Type:
N/A
Install one mini split heat pump and two wall mount units at the sunroom and new room energy method = prescriptive method
Valuation:
N/A
Permit #:
M22000994
Status:
complete
Fee:
$94
Permit Type:
N/A
Building Type:
N/A
Replace rooftop units first unit is 7.5ton second unit is 10ton same units and same location no work for inside
Valuation:
N/A
Permit #:
2026-13077-MECH
Status:
plancheck
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Duct work and install exhaust fan
Valuation:
$78,000
Permit #:
M02220523
Status:
filed
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Duct work and install exhaust fan
Valuation:
$36,600
Permit #:
M02220516
Status:
filed
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Single family dwelling convert existing garage into living space. install 1.5 ton mini split system. pone outdoor and two indoor units
Valuation:
N/A
Permit #:
M21000465
Status:
complete
Fee:
$138
Permit Type:
N/A
Building Type:
N/A
Duct work and install exhast fan
Valuation:
$42,000
Permit #:
M02220525
Status:
filed
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Equipment change of exhaust hood rv*cs 9/17/20
Valuation:
$133,650
Permit #:
M02199547
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install kitchen hood systems & all associated ducts
Valuation:
$10,000
Permit #:
M02217980
Status:
triage
Fee:
$125
Permit Type:
N/A
Building Type:
N/A
Mechanical for white box grease duct vrf heating coils duct works
Valuation:
$133,650
Permit #:
M02197953
Status:
complete
Fee:
$775
Permit Type:
N/A
Building Type:
N/A
Smoke evac system
Valuation:
$5,000
Permit #:
F00004854
Status:
canceled
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Install smoke evacuation system
Valuation:
$5,000
Permit #:
F00004827
Status:
expired
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Mariott hotel-1671 w. nursery rd replacing 2 heat pumps & air handlers w 5kw heater
Valuation:
$7,000
Permit #:
M02179516
Status:
complete
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
122
BZ Score
$300K
Avg Project
-
Projects
117
BZ Score
-
Avg Project
-
Projects
License # 100269
Gaithersburg, MD
120
BZ Score
-
Avg Project
-
Projects
Avent Contracting LLC Reviews
BuildZoom hasn't received any reviews for Avent Contracting LLC. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you an HVAC pro in your area today
We'll search our vast network of HVAC Pros and connect
you with one that meets your needs today.
Verified License
BuildZoom confirmed this contractor's license
Avent Contracting LLC License info
Verified License
| License # | 2705175884 |
| Status | Active |
| State | Virginia |
| Type | Heating Ventilation And Air Conditioning (Hva) |
| Business Type | Solely Owned Llc |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Avent Contracting LLC at the Virginia Department of Professional and Occupational Regulation.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
11
Permits
- Building permit records show that Avent Contracting LLC has worked on 11 permitted projects.