Updated: May 30, 2026
Location and Projects
Headquarters Address
Falling Waters, WV, 25419
Local address
Dunkirk, MD, 20754
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David B Martin HVAC/Mechanical Contractor
David B Martin, Dunkirk, MD holds a Heating, Ventilation, Air Conditioning And Refrigeration license and 1 other license according to the Maryland license board.
Their BuildZoom score of 91 ranks in the top 37% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring David B Martin, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
David B Martin Contact Information
Phone Number: (301) 992-5749
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Move 3 floor vents on first floor and rerun lineset from front of house to side of house
Valuation:
N/A
Permit #:
2017-03935
Status:
complete
Fee:
$89
Permit Type:
N/A
Building Type:
N/A
Replace 2 ton air conditioning system with 2 ton 24, 000 btu yce24b21h unit and indoor air handler ae24bx21 and connect to existing duct thermostat and electric new system btu's: in - 24, 000 & out - 24, 000 old system btu's: in - 24, 000 & out - 24, 000
Valuation:
N/A
Permit #:
2017-02074
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace 4ton 13 seer 3 phase airconditioning outdoor unit and 4t coil with york tcd48b31 4t 3phase air conditioning unit and cm48cxa1 4 ton coil. use existing duct electric and lineset. new system btu's: in - 48, 000 & out - 48, 000 old system btu's: in - 48, 000 & out - 48, 000
Valuation:
N/A
Permit #:
2017-02550
Status:
complete
Fee:
$220
Permit Type:
N/A
Building Type:
N/A
Perform change out of existing 3.0 ton 36k btu carrier brand residential split air conditioning system – original to home. install york brand yce36b21h 3.0 ton 36k btu residential split single stage air conditioner with factory matched york brand ae36cx21 3.0 ton ecm single piece residential air handler and s1-1tvmbc1 ¾” txv metering device. connect to existing electrical and ductwo... see more
Valuation:
N/A
Permit #:
2017-02934
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace oil furnace and outdoor air conditioning unit with same size and type airtemp 70, 000 btu oil furnace and york 2 ton 24, 000 btu outdoor unit. 3 ton indoor coil new lineset. use existing electric and ductwork
Valuation:
N/A
Permit #:
2017-03286
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace exisitng 2 ton air conditioning system with yce24b21h 2 ton 24, 000 btu single stage outdoor air conditioning unit with cm24bxa1 2 ton full cased evaporator coil new lineset whip and disconnect. use exisitng ductwork electric and furnace
Valuation:
N/A
Permit #:
2017-02666
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Remove exisiting oil furnace install 60, 000 btu lp gas furnace with 2t heat pump. use existing ductwork. old system btu's: in - 70, 000 btu & out - 56, 000 btu new system btu's: in - 60, 000 btu & out - 57, 000 btu
Valuation:
N/A
Permit #:
2016-05154
Status:
complete
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Replace existing 60, 000 btu furnace with 2 stage ecm york model tm9y060b12mp11 furnace and 3 ton york model cm36bxa1cased coil. reconnect to existing electric line set and ductwork
Valuation:
N/A
Permit #:
2017-03087
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace existing 24, 000btu 2 ton heat pump and airhandler with york 2ton 14seer 24, 000 btu heat pump and 2.5 t ecm airhandler with 15 kw strip heat. use existing electric ductwork
Valuation:
N/A
Permit #:
2017-03383
Status:
complete
Fee:
$220
Permit Type:
N/A
Building Type:
N/A
Replace existing 3ton heat pump and lp gas furnace with 4 ton 48, 000btu yhe48 lx-series single stage outdoor heat pump unit. and tm9y120d lx-series two stage 120, 000btu lp furnace. upsizing unit for future addition at later date no plans available yet. spoke with tom in permits
Valuation:
N/A
Permit #:
2017-02015
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace 2 ton 24, 000 btu 14 seer heat pump and indoor air handler with 15 kw strip heat. replace existing thermostat and use existing line set ductwork and electric
Valuation:
N/A
Permit #:
2017-03083
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace exisiting 3t attic heat pump system with 3t 15 seer york heat pump system. new system btu's: in - 36, 000 & out - 36, 000 old system btu's: in - 36, 000 & out - 36, 000
Valuation:
N/A
Permit #:
2017-01765
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace exsiting 3t heat pump with york 17 seer 3t heat pump system. new system btu's: in - 36, 000 & out - 36, 000 old system btu's: in - 36, 000 & out - 36, 000
Valuation:
N/A
Permit #:
2017-01764
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Remove exsiting 100, 000 btu oil furnace and replace with 100, 000btu 95+ 2000 cfm lp furnace use exsiting duct and electric extend gas line
Valuation:
N/A
Permit #:
2017-00136
Status:
complete
Fee:
$118
Permit Type:
N/A
Building Type:
N/A
Replace exsisting 120 000 btu 80% oil furnace with 100 000 btu 95% natural gas furnace run natural gas line
Valuation:
N/A
Permit #:
2017-05104
Status:
issued
Fee:
$155
Permit Type:
N/A
Building Type:
N/A
Replace outdoor condenser same size same location btu's: old system: 30, 000 new system: 30, 000
Valuation:
N/A
Permit #:
2017-03875
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Remove 3t heat pump and air handler with 10kw an install york 3t heat pump w 10 kw air handler. use exsiting duct electric line set
Valuation:
N/A
Permit #:
2016-05773
Status:
approved
Fee:
$118
Permit Type:
N/A
Building Type:
N/A
Replace existing 30, 000 btu air conditioning unit and 60, 000 btu lp furnace with 30, 000 btu air conditioning and 60, 000 btu furnace
Valuation:
N/A
Permit #:
2016-05413
Status:
approved
Fee:
$118
Permit Type:
N/A
Building Type:
N/A
Replace 3-phase 48, 000 btu air conditioning unit and evaporator coil with 3-phase 48, 000 btu air conditioning and matched coil. reconnect existing duct electric line set and furnace
Valuation:
N/A
Permit #:
2017-01960
Status:
complete
Fee:
$220
Permit Type:
N/A
Building Type:
N/A
Install new air conditioning condenser to new mobile home with existing furnace for - 1296 sq ft double wide mobile home with a 24 sq ft front deck and 15 sq ft rear deck 2011 redman lakeside park section 2 phase 2 lot 558
Valuation:
N/A
Permit #:
2011-04929
Status:
complete
Fee:
$130
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
David B Martin License info
Verified License
| License # | 8965 |
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for David B Martin at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 7568 |
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for David B Martin at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
35
Permits
- Building permit records show that David B Martin has worked on 35 permitted projects.
David B Martin Employees
DM
David B Martin
Owner