Updated: May 11, 2026
Location and Projects
Address
214 Louis Lane, Hockessin, DE, 19707
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Ralph G Degli Obizzi Plumber
Ralph G Degli Obizzi, 214 Louis Ln, Hockessin, DE (Employees: Joseph M Degli Obizzi and Matthew Degli Obizzi) holds a Plumber license and 10 other licenses according to the Delaware license board.
Their BuildZoom score of 102 ranks in the top 11% of 8,071 Delaware licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ralph G Degli Obizzi, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Ralph G Degli Obizzi Services
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Ralph G Degli Obizzi Contact Information
Address: 214 Louis Lane, Hockessin, DE 19707
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Replacement plumbing inside underground plumbing 23 fixtures 1 water heater(s) 1 water service demolish existing water heater bathroom laundry sink install new underground and above ground plumbing water service gas piping water heater and fixtures related building permit# 202415265
Valuation:
N/A
Permit #:
202504024
Status:
issued
Fee:
$1,000
Permit Type:
New construction
Building Type:
Commercial
Replacement plumbing inside underground plumbing 3 fixtures 1 water heater(s) provide new plumbing fixtures in an existing building. sanitary vent and domestic water. building sewar and domestic water are existing. related building permit# 202502475
Valuation:
N/A
Permit #:
202503422
Status:
final
Fee:
$95
Permit Type:
Replacement
Building Type:
Commercial
New plumbing inside underground plumbing 15 fixtures provide new plumbing fixtures in an existing building. sanitary vent and domestic water. building sewar and domestic water are existing. *(rev. 05/21/2025: change job valuation to $75 000)*
Valuation:
N/A
Permit #:
202506110
Status:
final
Fee:
$1,286
Permit Type:
New construction
Building Type:
Commercial
Replacement plumbing inside underground plumbing gas test 17 fixtures 1 water heater(s) demolish existing fixtures sanitary and domestic water pipe. install new sanitary domestic water and fixtures. related building permit# 202414801 *(rev. 10/8/2025 gas pressure of flex gas pipe is revised to 2 psi. change number of fixtures to 19)*
Valuation:
N/A
Permit #:
202506790
Status:
issued
Fee:
$340
Permit Type:
Replacement
Building Type:
Commercial
New plumbing inside underground plumbing 1 water service provide new plumbing fixtures in an existing building. sanitary vent and domestic water. building sewer and domestic water are existing. water service pipe size is 1.5
Valuation:
N/A
Permit #:
202500668
Status:
issued
Fee:
$165
Permit Type:
New construction
Building Type:
Commercial
New plumbing inside underground plumbing 6 fixtures provide new plumbing fixtures in an existing building. sanitary vent and domestic water. building sewer and domestic water are existing. related building permit# 202314734
Valuation:
N/A
Permit #:
202500664
Status:
final
Fee:
$410
Permit Type:
New construction
Building Type:
Exempt commercial
New system duct work provide new ahu's and cav's rooftop unit *(rev. 05/21/2025: roof top unit needs to be taken off the application as this was installed in the previous phase. change valuation of job = $75 000.)*
Valuation:
N/A
Permit #:
202506109
Status:
final
Fee:
$1,286
Permit Type:
New construction
Building Type:
Commercial
New system hvac unit(s) duct work 1 water heater(s) demolish duct gas piping and roof top equipment install new rooftop hvac equipment with gas piping duct work and grds related building permit# 202415265
Valuation:
N/A
Permit #:
202504023
Status:
issued
Fee:
$630
Permit Type:
New construction
Building Type:
Commercial
New system duct work 1 water heater(s) mechanical work for new 3 bedroom cabin - provide ductwork electric forced air heat/ac dryer vent range vent exhaust fans related building permit#202507630 *(rev. 10/7/25: change property address from 2722 to 2788 white tail circle)*
Valuation:
N/A
Permit #:
202511810
Status:
issued
Fee:
$220
Permit Type:
New construction
Building Type:
Exempt residential
Replacement plumbing inside underground plumbing 1 fixtures remove existing sink and replace with new. modify existing drain and water lines for new sink. related building permit# 202502896
Valuation:
N/A
Permit #:
202504094
Status:
final
Fee:
$65
Permit Type:
Replacement
Building Type:
Exempt commercial
New plumbing 18 fixtures 1 water heater(s) provide new plumbing fixtures in an existing building. sanitary vent and domestic water. building sewar and domestic water are existing
Valuation:
N/A
Permit #:
202505624
Status:
final
Fee:
$578
Permit Type:
New construction
Building Type:
Commercial
Replacement duct work provide new electric vav boxes and duct modifications to new tenant fit out and install one split system. related building permit# 202502475
Valuation:
N/A
Permit #:
202503421
Status:
final
Fee:
$284
Permit Type:
Replacement
Building Type:
Commercial
Replacement plumbing inside underground plumbing 3 fixtures demolish existing fixtures. install underground sanitary above ground water and vent to new fixture locations. related building permit# 202509113
Valuation:
N/A
Permit #:
202509745
Status:
issued
Fee:
$179
Permit Type:
Replacement
Building Type:
Commercial
Replacement plumbing inside underground plumbing 1 fixtures remove existing sink and replace with new. modify existing drain and water lines for new sink
Valuation:
N/A
Permit #:
202503741
Status:
final
Fee:
$65
Permit Type:
Replacement
Building Type:
Exempt commercial
New system duct work 1 water heater(s) provide new roof top gas fired units and associated duct work to new building. related building permit# 202413021
Valuation:
N/A
Permit #:
202416705
Status:
issued
Fee:
$258
Permit Type:
New construction
Building Type:
Exempt residential
New plumbing inside underground plumbing 20 fixtures 1 water heater(s) provide new plumbing fixtures in an existing building. sanitary vent and domestic water tie into existing sewer underground or new fixtures. tie into existing domestic water main and provide new main throughout. related building permit#: 202412030
Valuation:
N/A
Permit #:
202412706
Status:
final
Fee:
$200
Permit Type:
New construction
Building Type:
Commercial
New system duct work 1 water heater(s) mechanical work for new 2 bedroom cabin - provide ductwork electric forced air heat/ac dryer vent range vent exhaust fan related building permit #202507635
Valuation:
N/A
Permit #:
202511816
Status:
issued
Fee:
$174
Permit Type:
New construction
Building Type:
Exempt residential
New system duct work 1 water heater(s) mechanical work for new 2 bedroom cabin - provide ductwork electric forced air heat/ac dryer vent range vent exhaust fan related building permit #202507653
Valuation:
N/A
Permit #:
202511877
Status:
issued
Fee:
$174
Permit Type:
New construction
Building Type:
Exempt residential
New system duct work 1 water heater(s) mechanical work for new 3 bedroom cabin - provide ductwork electric forced air heat/ac dryer vent range vent exhaust fans related building permit #202507651
Valuation:
N/A
Permit #:
202511873
Status:
issued
Fee:
$195
Permit Type:
New construction
Building Type:
Exempt residential
New system duct work 1 water heater(s) mechanical work for new 3 bedroom cabin - provide ductwork electric forced air heat/ac dryer vent range vent exhaust fans related building permit #202507650
Valuation:
N/A
Permit #:
202511868
Status:
issued
Fee:
$195
Permit Type:
New construction
Building Type:
Exempt residential
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License # PL-0000510
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Verified License
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Ralph G Degli Obizzi License info
Verified License
| License # | PL-0000266 |
| Status | Active |
| State | Delaware |
| Type | Plumber |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | PL-0000294 |
| Status | Active |
| State | Delaware |
| Type | Plumber |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | PL-0000567 |
| Status | Active |
| State | Delaware |
| Type | Plumber |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HM-0000668 |
| Status | Active |
| State | Delaware |
| Type | Hvacr |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HM-0000669 |
| Status | Active |
| State | Delaware |
| Type | Hvacr |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HM-0000073 |
| Status | Active |
| State | Delaware |
| Type | Hvacr |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HM-0000182 |
| Status | Active |
| State | Delaware |
| Type | Hvacr |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HM-0000339 |
| Status | Active |
| State | Delaware |
| Type | Hvacr |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 1989015139 |
| Status | Active |
| State | New Castle County |
| Type | Resident Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Ralph G Degli Obizzi 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.
Inactive License
| License # | PL-0000293 |
| Status | Inactive |
| State | Delaware |
| Type | Plumber |
- According to the State of Delaware, 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 Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HM-0000340 |
| Status | Inactive |
| State | Delaware |
| Type | Hvacr |
- According to the State of Delaware, 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 Ralph G Degli Obizzi at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
153
Permits
- Building permit records show that Ralph G Degli Obizzi has worked on 153 permitted projects.
Ralph G Degli Obizzi Employees
JO
Joseph M Degli Obizzi
Applicant
MO
Matthew Degli Obizzi
Applicant
RO
Ralph G Degli Obizzi
Applicant
RO
Ralph G. Degli Obizzi
Applicant