Updated: Dec 17, 2025
Location and Projects
Address
11501 Sullnick Way, Gaithersburg, MD, 20878
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HVAC Guys Services
HVAC Guys Services at 11501 Sullnick Way, Gaithersburg, MD 20878, has a BuildZoom score of 91 and ranks in the top 37% of 58,058 Maryland contractors.
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HVAC Guys Services Contact Information
Phone Number: (301) 404-9462
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Address: 11501 Sullnick Way, Gaithersburg, MD 20878
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HVAC Guys Services Gaithersburg
Quality
91
63rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
HVAC Guys Services has a BuildZoom score of 91, which places them above 63% of 58,058 contractors in Maryland.
Activity
|
3 projects
|
2025 |
|
2 projects
|
2023 |
Our building permit records indicate that HVAC Guys Services has worked on at least
5.0 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
|
Mechanical projects |
|
5 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that HVAC Guys Services mostly works on
hvac project
and mechanical project
projects.
Pricing
|
1 project
|
< $5k |
|
2 projects
|
$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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replacing two carrier air conditioning systems existing basement = 2tons 2nd floor = 2 tons new systems - 2x 2.5 tons heat pump units. located in the basement area and the attic area -reconnect the existing ductwork supplying the basement and the 1st floor; addition three additional air registers (mud room potter room and near the rear doors) -2nd floor complete new duct system -dryer... see more
Valuation:
N/A
Permit #:
M02224913
Status:
complete
Fee:
$164
Permit Type:
N/A
Building Type:
N/A
Propose the installation of one single zone ductless high wall heat pump unit. this will be a variable speed system range from 4k-13k btu's in cooling mode and 5k to 15k btu's in heating mode (see calculations for more detail)
Valuation:
N/A
Permit #:
M02225131
Status:
complete
Fee:
$164
Permit Type:
N/A
Building Type:
N/A
Replacing one complete furnace system with matching condenser coil and evaporator coil. all to match existing (old non-operational system). trane xr14 with variable speed two stage furnace system
Valuation:
$13,200
Permit #:
M02218520
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Mitsubishi single zone high wall heat pump system. to be installed on the office area
Valuation:
$1,900
Permit #:
M02213354
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Addition heating and air conditioning installation of one single zone ductless mini-spli t heat pump. high wall indoor
Valuation:
N/A
Permit #:
M02204266
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Replacing attic heat pump unit with same load capacity 2.5 tons of cooling trane equipment
Valuation:
$8,580
Permit #:
M02209428
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Replacing attic heat pump unit with same load capacity 2.5 tons of cooling trane equipment
Valuation:
$8,580
Permit #:
M02209428
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning 3.5 tons of cooling with 80k btus high efficiency furnace
Valuation:
N/A
Permit #:
M02206160
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Installing 2-zone ductless mini-split heat pump system. one indoor high-wall to be installed in the 2nd floor storage area and one to be installed in the (proposed) bedroom area. re-route existing vent to the bathroom located in the 1st floor new addition
Valuation:
$8,700
Permit #:
M02208361
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
-installation of one garage single zone duct-less heat pump. (mitsubishi) -replacement one existing furnace air conditioning system. (trane) -furnace system replacement to match existing load and air conditioning replacement -installation of one single zone ductless mini-split high wall heat pump (garage) -run two new floor registers. 6 to the mudroom (new addition); 4 in the bathroom... see more
Valuation:
$16,500
Permit #:
M02208153
Status:
filed
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Replacing existing exhaust vent from the hvac/furnace system. relocating two take-off rated at 100fcm each from the main duct work system. adding a new return air vent to the existing furnace system
Valuation:
$250
Permit #:
M02211908
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Installation of one single zone ductless daikin heat pump system. equipment is rated at 12k btu's with variable speed compressor at 24seer
Valuation:
$5,150
Permit #:
M02210213
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
New heat pump system
Valuation:
N/A
Permit #:
M-20222107
Status:
applied
Fee:
N/A
Permit Type:
Mechanical reside...
Building Type:
N/A
Provide and install one single zone ductless mini-split heat pump high wall 21seer; 12k btu's; variable speed and variable load system
Valuation:
$5,800
Permit #:
M02231646
Status:
filed
Fee:
$164
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Avg Project
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Projects
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Avg Project
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Projects
License # 100269
Gaithersburg, MD
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HVAC Guys Services License info
License Not Required
| Status | Not Required |
- BuildZoom verified in August, 2022 that this contractor does not need a license to be a contractor in Maryland.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
12
Permits
- Building permit records show that HVAC Guys Services has worked on 12 permitted projects.