Updated: Dec 26, 2025
Location and Projects
Address
Myersville, MD, 21773
Use our bidding system to
request a quote
David A. Nau Electrician
David A. Nau, Myersville, MD holds a Electricians license and 1 other license according to the Maryland license board.
Their BuildZoom score of 107 ranks in the top 6% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring David A. Nau, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
David A. Nau Contact Information
Phone Number: (240) 818-2421
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.
Residential electrical addition alteration permit
2025-03-06
Install 1) 40 amp ckt for geo thermal compressor 1) 60 amp ckt for geo thermal aux heat 1) 20 amp ckt for geo thermal steam humidifier 1) 35 amp ckt for 2nd floor aux heat all in basement
Valuation:
N/A
Permit #:
E25001126
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential electrical addition alteration permit
2025-05-06
Install 1) 40amp ckt 1) 60 amp ckt 1) 35 amp ckt 1) 20 amp ckt in basement for geo thermal installation re-use existing 60 amp ckt in attic for geo thermal 2nd floor aux heat
Valuation:
N/A
Permit #:
E25002353
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Install (1) 50 amp (1) 60 amp (1) 30amp (2) 35 amp ckts in basement; (1) 60 amp ckt in garage; and (1) 60 amp ckt in attic all for geo thermal installation
Valuation:
N/A
Permit #:
494151
Status:
complete
Fee:
$70
Permit Type:
Elecperm
Building Type:
N/A
Installation of 4 circuits in basement for geo thermal installation. <div>(1) 50 amp for compressor (1) 60 amp (1) 30 amp for aux heat (1) 30 amp for 2nd floor compressor (located in basement). reuse (1) 30 amp circuit in attic for geo thermal 2nd floor aux heat.</div>
Valuation:
N/A
Permit #:
481566
Status:
complete
Fee:
$68
Permit Type:
Elecperm
Building Type:
N/A
Residential electrical addition alteration permit
2025-03-11
Install 1)70 amp ckt in basement for geo thermal compressor 1)60 amp ckt in basement for geo thermal aux heat 1)30 amp ckt in basement for aux heat
Valuation:
N/A
Permit #:
E25001215
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Install 1) 50 amp 1) 60 amp 2)30 amp ckts in basement for geo thermal system. reuse existing 30 amp ckt in crawl space for geo thermal equipment
Valuation:
N/A
Permit #:
490718
Status:
complete
Fee:
$70
Permit Type:
Elecperm
Building Type:
N/A
Electrical to install a 35 amp compressor circuit a 15 amp compressor circuit a 20 amp aux heat circuit 15 amp circuit for ductless system replace subpanel in basement and reuse 60 amp circuit in attic for geothermal aux heater on second floor for 2, 560 sq. ft. detached garage doris l rankin lot 1
Valuation:
N/A
Permit #:
2022-06117
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Install (1) 60 amp circuit in basement for geo thermal installation. re-use (1) 30 amp and (1) 50 amp circuit in basement for geo thermal installation
Valuation:
N/A
Permit #:
495515
Status:
complete
Fee:
$70
Permit Type:
Elecperm
Building Type:
N/A
Heavy up existing power service from 200 amps to 400 amps. placing new 200 amp panel in existing garage reference potomac edison w/o#773449175
Valuation:
N/A
Permit #:
495514
Status:
complete
Fee:
$118
Permit Type:
Elecperm
Building Type:
N/A
Install 1) 60 amp ckt for geo thermal aux heat 1) 30 amp ckt for geo thermal aux heat 1) 50 amp ckt for geo thermal compressor all in basement
Valuation:
N/A
Permit #:
493096
Status:
complete
Fee:
$70
Permit Type:
Elecperm
Building Type:
N/A
<div>install (2) 60 amp circuits (1) 30 amp circuit (1) 45 amp circuit in basement. for geo thermal install (1) 30 amp circuit in basement for hot water heater. reuse (1) 60 amp existing circuit in attic for geo thermal unit.</div>
Valuation:
N/A
Permit #:
486867
Status:
complete
Fee:
$70
Permit Type:
Elecperm
Building Type:
N/A
Residential electrical addition alteration permit
2024-12-16
Install 1) 40 amp ckt for compressor 1) 60 amp ckt for aux heat 1) 30 amp ckt for split compressor 1) 20 amp ckt for steam humidifier; all for geo thermal all in basement; reuse 1)30 amp ckt in attic for aux heat
Valuation:
N/A
Permit #:
E24006866
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Install 1) 40 amp ckt pkg compressor 1) 60 amp ckt pkg aux heat 1) 30 amp ckt split compressor 1) 30 amp ckt split compressor ( all in basement) reuse 2) 15 amp ckts in attic for air handlers (all heat pack wiring has been removed from both attic units only air handlers)
Valuation:
N/A
Permit #:
474223
Status:
complete
Fee:
$68
Permit Type:
Elecperm
Building Type:
N/A
Electrical to install a circuit for a new hot tub on the patio circuit for outdoor refrigerator circuit for outdoor lighting and warning oven and install circuit for basement geothermal compressor.;
Valuation:
N/A
Permit #:
2021-04944
Status:
complete
Fee:
$170
Permit Type:
N/A
Building Type:
N/A
Residential electrical addition alteration permit
2022-05-27
Install 1) 40 amp ckt in basement for geo thermal 1rst floor compressor 1) 60 amp ckt in basement for 1rst floor aux heat 1)30 amp ckt in basement for geo thermal compressor for 2nd floor 1) 30 amp ckt in attic for 2nd floor aux heat 2408182421
Valuation:
N/A
Permit #:
E22002773
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential electrical addition alteration permit
2023-04-11
Install 1) 60 amp ckt in basement for geo thermal aux heat. install 1) 30 amp ckt in basement for geo thermal aux heat install 1) 50 amp ckt in basement for geo thermal compressor
Valuation:
N/A
Permit #:
E23001812
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Install 1) 50 amp ckt for geo thermal compressor for 1rst floor located in basement 1) 30 amp ckt for geo thermal compressor for 2nd floor located in basement 1) 30 amp ckt for geo thermal aux heat for 2nd floor located in attic
Valuation:
N/A
Permit #:
422743
Status:
complete
Fee:
$63
Permit Type:
Elecperm
Building Type:
N/A
Install 4 ckts for geo thermal installation 1) 40 amp in basement for 1rst floor compressor 1) 60 amp in basement for 1rst floor aux heat 1) 40 amp in basement for 2nd flt compressor 1) 60 amp in attic for 2nd floor aux heat
Valuation:
N/A
Permit #:
414793
Status:
complete
Fee:
$61
Permit Type:
Elecperm
Building Type:
N/A
Work to include installing: (1) 50 amp compressor ckt (1) 60 amp aux heat ckt (1) 35 amp split compressor ckt (1) 60 amp aux heat ckt in basement (1) 60 amp aux heat ckt in attic for geo thermal system
Valuation:
N/A
Permit #:
487875
Status:
complete
Fee:
$70
Permit Type:
Elecperm
Building Type:
N/A
Install 1) 50 amp ckt in basement for geo thermal compressor 1) 30 amp ckt in basement for new hot water heater 1) 60 amp ckt in attic for geo thermal aux heat 1) 30 amp ckt in attic for geo thermal aux heat 2408182421
Valuation:
N/A
Permit #:
E22001315
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
123
BZ Score
-
Avg Project
-
Projects
License # 120008
Baltimore, MD
125
BZ Score
$25K
Avg Project
-
Projects
License # 14720
Germantown, MD
132
BZ Score
$2K
Avg Project
-
Projects
David A. Nau Reviews
BuildZoom hasn't received any reviews for David A. Nau. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
David A. Nau License info
Verified License
| License # | 11261 |
| Status | Active |
| State | Maryland |
| Type | Electricians |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for David A. Nau at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-2008 |
| Status | Inactive |
| City | Annapolis |
| Type | Electrical Cont |
- According to the The City of Annapolis, MD, 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 David A. Nau at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
Insured
| Insurer | Erie Insurance Exchange |
288
Permits
- Building permit records show that David A. Nau has worked on 288 permitted projects.
David A. Nau Employees
DN
David A. Nau
Owner