Updated: Apr 06, 2026
Location and Projects
Address
Newark, DE, 19713
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M Davis and Sons Plumber
M Davis and Sons, Newark, DE holds a Resident Contractor license and 1 other license according to the New Castle County license board.
Their BuildZoom score of 96 ranks in the top 20% of 8,071 Delaware licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring M Davis and Sons, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
M Davis and Sons Services
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M Davis and Sons Contact Information
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This is a sample of this contractor's permits. Click here to access their complete permit history.
3 safety showers with mixing valves. install ug lab waste piping rough in domestic hot & cold/lab waste drain and vent piping for lab sinks/glasswashers
Valuation:
N/A
Permit #:
202512873
Status:
issued
Fee:
$604
Permit Type:
N/A
Building Type:
Industrial
Install 12 hose bibs 1 utility sink 2 eyewash/safety shower combos 1-100 gallon water heater with associated piping. also install 6-4 roof drains with associated piping
Valuation:
N/A
Permit #:
202401635
Status:
final
Fee:
$378
Permit Type:
N/A
Building Type:
Utility
Install exhaust duct supply and return duct diffusers and relocate vav boxes and run hhw to location
Valuation:
N/A
Permit #:
202512869
Status:
issued
Fee:
$945
Permit Type:
N/A
Building Type:
Industrial
Install a liebert system with a roof top unit and associated piping and install a sony system with a roof top unit with 7 cassette units and associated piping
Valuation:
N/A
Permit #:
202315438
Status:
final
Fee:
$252
Permit Type:
N/A
Building Type:
Industrial
Installing underground piping in building m. 3, 000 feet of enfield lab waste and 1, 100 feet of cast iron sanitary waste
Valuation:
N/A
Permit #:
202402355
Status:
final
Fee:
$840
Permit Type:
N/A
Building Type:
Industrial
Installing underground piping in building m 4, 000 feet of enfield lab waste and 1, 000 feet of cast iron sanitary waste
Valuation:
N/A
Permit #:
202402134
Status:
issued
Fee:
$840
Permit Type:
N/A
Building Type:
Industrial
Install 16 gas unit heaters with associated gas piping install 7 louvers and install 8 exhaust fans
Valuation:
N/A
Permit #:
202401644
Status:
final
Fee:
$273
Permit Type:
N/A
Building Type:
Utility
New ug san piping and fd's in basement. new vacuum receiver and piping (bsmt) ada restrooms and work cafe plumbing - levels 1, 2 & 3. new dhw, dcw and san piping - jacobs project r3w67402 building e323
Valuation:
N/A
Permit #:
201906897
Status:
final
Fee:
$647
Permit Type:
N/A
Building Type:
Industrial
New 12000 cfm ahu 905 relief air fan steam condensate chilled water piping oa sa ra duct work. 18 hhw vav boxes and piping - levels 1, 2, &3. jacobs project r3w67402. building e323
Valuation:
N/A
Permit #:
201906901
Status:
final
Fee:
$1,529
Permit Type:
N/A
Building Type:
Industrial
Install fire water fill line to tank and fire water line from tank to pump house above ground
Valuation:
N/A
Permit #:
202315559
Status:
final
Fee:
$630
Permit Type:
N/A
Building Type:
Industrial
New commercial (3) heating & air condition (renovating existing bathrooms and surrounding area into new bathrooms with showers & turning space back in
Valuation:
N/A
Permit #:
201937516
Status:
issued
Fee:
N/A
Permit Type:
HVAC
Building Type:
N/A
Natural gas plumbing w/s for renovating existing bathrooms and surrounding area into new bathrooms with showers & turning space back into warehouse. w
Valuation:
N/A
Permit #:
201936602
Status:
issued
Fee:
N/A
Permit Type:
plumbing
Building Type:
N/A
Replace a 80 gallon water heater in building e269
Valuation:
N/A
Permit #:
202402050
Status:
final
Fee:
$65
Permit Type:
N/A
Building Type:
Industrial
Install sinks faucets in 7 labs in building s190 *(rev. 09/07/18: revise description: install (1) sink faucet and sediment trap in s190. scope of work changed from seven labs to one.)*
Valuation:
N/A
Permit #:
201811288
Status:
final
Fee:
$90
Permit Type:
N/A
Building Type:
Industrial
Installing one exhaust fan and associated duct work
Valuation:
N/A
Permit #:
202315505
Status:
final
Fee:
$168
Permit Type:
N/A
Building Type:
Industrial
Install new lab drainage fixtures domestic water sanitary waste and vent hood services and plumbing fixtures for e400 duet relocation project
Valuation:
N/A
Permit #:
201806493
Status:
final
Fee:
$2,505
Permit Type:
N/A
Building Type:
Industrial
Install (4) new roof-top condensers on building e258 and pipe to new spot cooler units inside
Valuation:
N/A
Permit #:
201903506
Status:
final
Fee:
$158
Permit Type:
N/A
Building Type:
Industrial
Installation of domestic sanitary and rain leader plumbing
Valuation:
N/A
Permit #:
201907818
Status:
final
Fee:
$1,260
Permit Type:
N/A
Building Type:
Industrial
Install new 2 backflor preventer and associated drain piping in building s200. install new after cooler to the steam condensate line
Valuation:
N/A
Permit #:
201809421
Status:
final
Fee:
$263
Permit Type:
N/A
Building Type:
Industrial
Install (3) electric unit heaters install (1) ductless split system install (2) exhaust fans
Valuation:
N/A
Permit #:
201900536
Status:
final
Fee:
$105
Permit Type:
N/A
Building Type:
Utility
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Verified License
BuildZoom confirmed this contractor's license
M Davis and Sons License info
Verified License
| License # | 1989015691 |
| Status | Active |
| State | New Castle County |
| Type | Resident Contractor |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for M Davis and Sons at the State of Delaware Department of Finance: Division of Revenue.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 1989015691 |
| Status | Active |
| State | New Castle County |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of M Davis and Sons with the State of Delaware Department of Finance: Division of Revenue
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
25
Permits
- Building permit records show that M Davis and Sons has worked on 25 permitted projects.