Updated: Mar 03, 2026
Location and Projects
Address
P.O.BOX 286 25 N. MARTIN ST., Clear Spring, MD, 21722
Use our bidding system to
request a quote
Robertson David HVAC/Mechanical Contractor
Robertson David, 25 N Martin St, Po Box 286, Clearspring, MD holds a Heating, Ventilation, Air Conditioning And Refrigeration license according to the Maryland license board.
Their BuildZoom score of 96 ranks in the top 20% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Robertson David, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Robertson David Contact Information
Address: P.O.BOX 286 25 N. MARTIN ST., Clearspring, MD 21722
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Town of clear spring residential mechanical permit
2023-07-20
Mechanical for new 90+ gas furnace with air conditioning coil airtemp fiberglass duct board ductwork in basement venting for 4 bathroom fans range and dryer john andrews lot 4 and parcel a
Valuation:
N/A
Permit #:
2023-03858
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hvac for 2143 sq ft finished space single family dwelling to include gas furnace air conditioning duct work (1) dryer vent (1) rang hood (3) bathroom fans riverwood lot 17
Valuation:
N/A
Permit #:
2021-03779
Status:
complete
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Mechanical for 90 000 btu gas furnace with air conditioning coil fiberglass duct board ductwork venting for 5 bathroom fans dryer and range john andrews lot 4 and parcel a
Valuation:
N/A
Permit #:
2023-03911
Status:
complete
Fee:
$141
Permit Type:
N/A
Building Type:
N/A
Install 3.5 ton gas furnace with air conditioning coil and ductwork for 3, 433 sq. ft. finished space two story single family dwelling john a. horst lot 10
Valuation:
N/A
Permit #:
2023-00836
Status:
complete
Fee:
$40
Permit Type:
N/A
Building Type:
N/A
Town of clear spring residential mechanical permit
2023-05-31
Install 3.5 ton gas furnace with air conditioning coil and ductwork for 3, 433 sq. ft. finished space two story single family dwelling john a. horst lot 10
Valuation:
N/A
Permit #:
2023-00827
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Replaced two damaged flex ducts with a new microwave vent to the outside
Valuation:
N/A
Permit #:
2023-02868
Status:
complete
Fee:
$83
Permit Type:
N/A
Building Type:
N/A
Install a 48k btu geothermal heat pump with vertical loop for a 2494 sq ft finished space two story single family dwelling on partial unfinished walk out exit basement attached two car garage with unfinished bonus room above attached storage shed off of garage clarence e horst lot 3
Valuation:
N/A
Permit #:
2018-05201
Status:
complete
Fee:
$129
Permit Type:
N/A
Building Type:
N/A
Installing a 18, 000 btus 1.5 ton heat pump system with ductwork for one story addition
Valuation:
N/A
Permit #:
2021-05639
Status:
complete
Fee:
$123
Permit Type:
N/A
Building Type:
N/A
Installing a mini split system with evaporator for one story addition
Valuation:
N/A
Permit #:
2021-05638
Status:
complete
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Replacing a 42, 000 btus heat pump system with ductwork with like system for hagerstown korean church
Valuation:
N/A
Permit #:
2021-02613
Status:
complete
Fee:
$220
Permit Type:
N/A
Building Type:
N/A
18k btu heat pump system for 832 sq. ft. finished space one story addition. venting to include: 1 range 1 dryer woodmoor section d gm-10
Valuation:
N/A
Permit #:
2019-00081
Status:
complete
Fee:
$126
Permit Type:
N/A
Building Type:
N/A
Replace existing 42k btu heat pump and insulate insulate existing duct work for 537 sq. ft. of interior renovations
Valuation:
N/A
Permit #:
2018-00621
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Installing a 3.5 ton heat pump air handler in attic. 2 returns and 14 supplies
Valuation:
N/A
Permit #:
2023-00162
Status:
issued
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Replace existing heat pump no duct work being done
Valuation:
N/A
Permit #:
2019-00917
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replacement of old split system with like 36k btu system rewrap duct work
Valuation:
N/A
Permit #:
2018-00822
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace existing 24k btu heat pump and insulate existing duct work
Valuation:
N/A
Permit #:
2018-00622
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace existing heat pump (btu's: old input: 36, 000; old output 36, 000; new input: 36, 000; old output 36, 000) with back-up gas furnace (btu's: old input: 80, 000; old output 72, 000; new input: 80, 000; old output 72, 000) and install (1) dryer vent and (1) bathroom fan in connection with project to replace 288 sq ft section of existing open rear deck with 288 sq ft one story add... see more
Valuation:
N/A
Permit #:
2016-04925
Status:
complete
Fee:
$121
Permit Type:
N/A
Building Type:
N/A
Replace existing heat pump old system 30, 000 btu in 30, 000 btu out new system 30, 000 btu in 30, 000 btu out and replace or repair existing ductwork that was damaged for 108 sq ft basement finishing for use as a full bathroom with laundry room
Valuation:
N/A
Permit #:
2016-05058
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Installing new heat pump with gas furnace and duct work. venting (1) range (1) dryer (2) bathrooms for one story single family dwelling. douglas mongan & kristie mongan lot 4
Valuation:
N/A
Permit #:
2017-04877
Status:
complete
Fee:
$132
Permit Type:
N/A
Building Type:
N/A
Install heat pump with ductwork in addition for 1360 total finished sq ft one story addition on full finished walk out basement with sun room addition frame construction with preengineered scissor roof trusses upper level will be utilized as an expansion of existing master bedroom with walk in closet and sitting room lower level will be utilized as a game room office and foyer adding ... see more
Valuation:
N/A
Permit #:
2013-03443
Status:
complete
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
111
BZ Score
-
Avg Project
-
Projects
License # 101749
Ijamsville, MD
114
BZ Score
-
Avg Project
-
Projects
License # 80684
Frederick, MD
109
BZ Score
$19.7K
Avg Project
-
Projects
Robertson David Reviews
BuildZoom hasn't received any reviews for Robertson David. 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
Robertson David License info
Verified License
| License # | 7636 |
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Robertson David at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
147
Permits
- Building permit records show that Robertson David has worked on 147 permitted projects.