Updated: Nov 18, 2025
Location and Projects
Address
1521 W 6th St, Brooklyn, NY, 11204
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Diamond City Construction HVAC/Mechanical Contractor
Diamond City Construction at 1521 W 6th St, Brooklyn, NY 11204, has a BuildZoom score of 99 and ranks in the top 15% of 77,888 New York contractors.
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Diamond City Construction Contact Information
Phone Number: (646) 377-9443
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Address: 1521 W 6th St, Brooklyn, NY 11204
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Diamond City Construction Brooklyn
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Diamond City Construction has a BuildZoom score of 99, which places them above 85% of 77,888 contractors in New York.
Activity
|
2 projects
|
2025 |
|
3 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Diamond City Construction has worked on at least
6.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
3 projects
|
Commercial Renovations |
|
3 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Diamond City Construction mostly works on
mechanical project
and commercial renovation
projects.
Pricing
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $82,500. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Diamond City Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
This application is being filed for change of use from manufacturing and office building to physical health establishment and related interior renovation as indicated on the plans submitted herewith
Valuation:
$100,000
Permit #:
B00970160-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of interior partitions and finishes for tenant fitout renovation as per plans. no change in use egress or occupancy. (chama mama)
Valuation:
$602,650
Permit #:
B01169786-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant building out on second and third floors of 3 story and cellar building in conjunction with nb application 321193800. no change of use group occupancy egress bulk or construction class under this application
Valuation:
$134,730
Permit #:
B01051160-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant building out on second and third floors of 3 story and cellar building in conjunction with nb application 321193800. no change of use group occupancy egress bulk or construction class under this application
Valuation:
$21,700
Permit #:
B01051160-S2-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacement of vinyl siding awning new railings anf finishes in addition to facade work. no change to use occupancy or egress
Valuation:
$36,000
Permit #:
B00834807-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of new hvac system on 1st and 2nd floors as indicated on the plans submitted herewith
Valuation:
$65,000
Permit #:
B01017563-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor structural work for ground floor modification in conjunction with interior renovation application b00746776. no change to use egress or occupancy under this application
Valuation:
$15,000
Permit #:
B00761508-I1-ST
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior fit-out of existing medical office space in existing multi-storycommercial building. no change in zoning use group egress or occupancy
Valuation:
$144,000
Permit #:
M00674630-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Filing renovation in existing residential apartment 1g on basement and 1st floor as per plan filed herewith. no change in use egress and occupancy under this application
Valuation:
$13,500
Permit #:
B00516450-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior renovation to existing retail space on 1st floor. minor general construction and mechanical work as per plans filed herewith. no change in use egress or occupancy
Valuation:
$18,009
Permit #:
B00514322-I1-GC-CX
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor renovation of an existing industrial storage building. leveling damaged floors. relocating existing bathrooms to grade. no change to use egress or occupancy
Valuation:
$60,000
Permit #:
B00746776-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of a new air-cooled split system
Valuation:
$15,000
Permit #:
M00674759-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
301885565-02-AL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
140978896-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
440607247-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421735965-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421737632-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
123711518-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
123887507-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
220687647-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Diamond City Construction Reviews
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Diamond City Construction License info
License Not Required
| Status | Not Required |
- BuildZoom verified in April, 2021 that this contractor does not need a license to be a contractor in New York.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
21
Permits
- Building permit records show that Diamond City Construction has worked on 21 permitted projects.