Updated: Jul 16, 2026
Location and Projects
Address
184 South Livingston Ave, Livingston, NJ, 07039
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William C Diamond Construction
William C Diamond, 184 S Livingston Ave, Livingston, NJ holds a Plumber license and 5 other licenses according to the New Jersey license board.
Their BuildZoom score of 91 ranks in the top 37% of 88,231 New Jersey licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William C Diamond, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
William C Diamond Services
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William C Diamond Contact Information
Address: 184 South Livingston Ave, Livingston, NJ 07039
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Oil to gas conversion replace boiler
Valuation:
$0
Permit #:
16-1226
Status:
OPEN
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Interior drain sump pump
Valuation:
$0
Permit #:
16-1186
Status:
OPEN
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Water service repair
Valuation:
$0
Permit #:
16-1005
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Tenant fitup & cco for nusbaum stein goldstein bronstein & kron pa
Valuation:
$0
Permit #:
14-1064
Status:
CERTIFICATE (CCO) ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Install black steel pipe for new gas meter
Valuation:
$0
Permit #:
16-0510
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Install generator
Valuation:
$0
Permit #:
16-0903
Status:
FINALS PASSED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Oil to gas conversion replace boiler
Valuation:
$0
Permit #:
16-0344
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
No Description Available
Valuation:
$0
Permit #:
16-0903+A
Status:
OPEN
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Building full bathroom in existing basement laundry room
Valuation:
$0
Permit #:
14-1066
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Install sump pump & interior drain
Valuation:
$0
Permit #:
14-1235
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
No Description Available
Valuation:
$0
Permit #:
15-0871
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
No Description Available
Valuation:
$0
Permit #:
15-0910
Status:
OPEN
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
No Description Available
Valuation:
$0
Permit #:
15-1250
Status:
OPEN
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
No Description Available
Valuation:
$0
Permit #:
15-1385
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
No Description Available
Valuation:
$0
Permit #:
16-0255
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Water service connection
Valuation:
$0
Permit #:
14-0763
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Oil to gas conversion
Valuation:
$0
Permit #:
15-0625
Status:
OPEN
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Renovate bedroom & bathroom addition walk in shower
Valuation:
$0
Permit #:
14-0240
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Basement waterproofing
Valuation:
$0
Permit #:
14-0901
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Gas line to heating unit on 2nd floor washing machine box furnace
Valuation:
$0
Permit #:
13-0098
Status:
CA AND CLOSE DATE ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
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Verified License
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William C Diamond License info
License Not Verified
| License # | 36BI01030300 |
| Status | Active |
| State | New Jersey |
| Type | Plumber |
- When BuildZoom last verified this license, it had an expiration date of June, 2023. Check the current license status of William C Diamond with the New Jersey Department of Law & Public Safety
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 13VH10210700 |
| Status | Active |
| State | New Jersey |
| Type | Home Improvement Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2022. Check the current license status of William C Diamond with the New Jersey Department of Law & Public Safety
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 19HC00267300 |
| Status | Active |
| State | New Jersey |
| Type | Hvacr |
- When BuildZoom last verified this license, it had an expiration date of June, 2022. Check the current license status of William C Diamond with the New Jersey Department of Law & Public Safety
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 36BI01030300 |
| Status | Active |
| State | New Jersey |
| Type | Plumber |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for William C Diamond at the New Jersey Department of Law & Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 19HC00267300 |
| Status | Active |
| State | New Jersey |
| Type | Hvacr Contractor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for William C Diamond at the New Jersey Department of Law & Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 13VH10210700 |
| Status | Active |
| State | New Jersey |
| Type | Home Improvement Business Contr |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for William C Diamond at the New Jersey Department of Law & Public Safety.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
33
Permits
- Building permit records show that William C Diamond has worked on 33 permitted projects.