Updated: Apr 12, 2026
Location and Projects
Address
544 Ravenna Way, Hayward, CA, 94545
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DTN Construction
DTN Construction, 544 Ravenna Way, Hayward, CA (Owned by: David N) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 99 ranks in the top 15% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring DTN Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
DTN Construction Services
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DTN Construction Contact Information
Phone Number: (510) 910-1186
Address: 544 Ravenna Way, Hayward, CA 94545
DTN Construction Hayward
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
DTN Construction has a BuildZoom score of 99, which places them above 85% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
1 project
|
2024 |
Our building permit records indicate that DTN Construction has worked on at least
5.0 projects over the past 2 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
|
4 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that DTN Construction mostly works on
kitchen remodel
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Only like for like replacements of plumbing mechanical and electrical sub trades fixtures in similar locations is allowed under this building permit
Valuation:
N/A
Permit #:
2025 093524 RS
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Only like for like replacements of plumbing mechanical and electrical sub trades fixtures in similar locations is allowed under this building permit
Valuation:
N/A
Permit #:
2025 113678 RS
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Scope of work: kitchen remodel to include removal of pantry walls and relocation of stove and hood emp on seperate permit #25-113678
Valuation:
$4,307
Permit #:
2025 115545 RS
Status:
final
Fee:
$107
Permit Type:
Single-family
Building Type:
N/A
Sivarprakasam residence: legalize an enclosed balcony was bu
Valuation:
$15,000
Permit #:
B-BP25-0572
Status:
issued
Fee:
$2,205
Permit Type:
Remodel-addition
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 096993 RS
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Change of occupancy type: convert existing unit (445 sf) into take-out ice cream parlor. health county stamped plants submitted. (bld/ele/plumbing/mech)
Valuation:
$7,000
Permit #:
CB17-0223
Status:
final
Fee:
$2,580
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 115777 RS
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 113686 RS
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2024 104128 RS
Status:
final
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
#111- install new shower pan/drain new shower valve new tile & new shower door. not full bathroom remodel shower stall only
Valuation:
$2,800
Permit #:
201610120098
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
92 - artist live/...
(p) - plumbing - 3+ residential units or commercial (building)
2014-01-17
Plumbing-retail tenant improvement including new toilet room and new beams t (e) brick & cmu walls. replace store front glaxing drx130858 install (n) accessible restroom
Valuation:
N/A
Permit #:
P1400181
Status:
issued
Fee:
$414
Permit Type:
N/A
Building Type:
N/A
Remodel shower stall only: install new shower pan
Valuation:
$0
Permit #:
PP20161018950
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove (e) cabinet and appliance. re-install new cabinets and appliance no. change to layout. install new countertop
Valuation:
$9,000
Permit #:
201108041773
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
(e) - electrical - 3+ residential units or commercial (building)
2014-01-17
Electrical including 200 amp service. commercial tenant improvement. 8
Valuation:
N/A
Permit #:
E1400229
Status:
issued
Fee:
$543
Permit Type:
N/A
Building Type:
N/A
Remodel shower stall only: install new shower pan
Valuation:
N/A
Permit #:
PP20161018950
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Eloriaga residence: remodeling of kitchen dinnign area to i
Valuation:
$40,000
Permit #:
B-BP25-0746
Status:
issued
Fee:
$2,476
Permit Type:
Kitchen & bathroo...
Building Type:
N/A
DTN Construction Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
DTN Construction License info
Verified License
| License # | 1152415 |
| Status | Active |
| State | California |
| Type | General Building |
| Date Issued | 03-24-2026 |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for DTN Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 827364 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for DTN Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
10
Permits
- Building permit records show that DTN Construction has worked on 10 permitted projects.
DTN Construction Employees
DN
David N
Owner
DN
David Tang Ngu
Sole Owner