Location and Projects
Address
1027 Detroit Ave, Concord, CA, 94518
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ZL Construction Corporation Engineer
ZL Construction Corporation, 1027 Detroit Ave, Concord, CA (Employees: Frank Lorincz and Zalan Mihaly Lorinez) holds a General Building, General Engineering, Building Moving, Demolition license according to the California license board.
Their BuildZoom score of 113 ranks in the top 3% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring ZL Construction Corporation, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
ZL Construction Corporation Contact Information
Phone Number: (925) 465-6663
Address: 1027 Detroit Ave, Concord, CA 94518
ZL Construction Corporation Concord
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
ZL Construction Corporation has a BuildZoom score of 113, which places them above 97% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
2 projects
|
2024 |
Our building permit records indicate that ZL Construction Corporation has worked on at least
3.0 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.
Pricing
|
1 project
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
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.
ZL Construction Corporation Reviews
5 out of 5 stars, based on
1
review
-
By Bernice R.March 24, 2017Verified Hire
Building Permits by ZL Construction Corporation
This is a sample of this contractor's permits. Click here to access their complete permit history.
Demolish and remove non-load bearing partitions wall thugh out (e) office space and warehouse space
Valuation:
$121,823
Permit #:
202402236472
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
20 - warehouse, n...
Ellis town and country retaining wall
Valuation:
$71,188
Permit #:
RES25-0709
Status:
issued
Fee:
$1,868
Permit Type:
Residentl
Building Type:
N/A
Work without permit: demolish and remove buildings in their entirety on site
Valuation:
$150,000
Permit #:
B2021-2730
Status:
final
Fee:
$6,529
Permit Type:
Commercial
Building Type:
N/A
Construct two (n) trenches one for gas and one for electric total length of trenches 66
Valuation:
N/A
Permit #:
2021 048981 JT
Status:
approved
Fee:
N/A
Permit Type:
Stand alone
Building Type:
N/A
Interior demolish of partition walls on 3rd floor and 6th floor excluding exsiting building core. no structural elements shall be modified or altered. ( bearing walls and or lateral/shear walls)
Valuation:
N/A
Permit #:
2018 122546 CI
Status:
filed
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
(b) - building alteration - 3+ residential units or commercial (building)
2018-11-21
Interior soft demolish to sro for lead and asbestos abatement work (no displacement of tenants). j# asb101574
Valuation:
$100,000
Permit #:
B1803187
Status:
final
Fee:
$2,223
Permit Type:
N/A
Building Type:
N/A
Demolish. existing home pool structures tree removal
Valuation:
$40,000
Permit #:
RES20-1562
Status:
final
Fee:
$579
Permit Type:
Residentl
Building Type:
N/A
Demolition of single family dwelling and four out buildings
Valuation:
$30,000
Permit #:
BLDG-2017-01903
Status:
final
Fee:
$560
Permit Type:
N/A
Building Type:
N/A
Partial demolish
Valuation:
$20,000
Permit #:
B170462
Status:
final
Fee:
$1,468
Permit Type:
Interior demolition
Building Type:
N/A
Partial demolition of building. front facade to remain. reference to site permit pa#202001131764s. no grading work under this permit application
Valuation:
$370,000
Permit #:
202104098262
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Pool - place at least 4 holes 12 inches in diameter at the bottom of pool with at least 1 located in the deepest part. pool to be filled with clean fill material. (rgs) note: this is in the wildland urban interface (wui) area
Valuation:
N/A
Permit #:
BLD2017-02202
Status:
final
Fee:
$182
Permit Type:
N/A
Building Type:
N/A
Pool demolish - remove existing vinyl pool that is currently buried only approx 2 ft deep. infill depression with clean fill and compact. minimal access - dirt will be wheelbarrowed in. no encroachment permit required.(rgs)
Valuation:
N/A
Permit #:
BLD2017-03352
Status:
final
Fee:
$182
Permit Type:
N/A
Building Type:
N/A
Pool demolotion dirt on street
Valuation:
N/A
Permit #:
PW13-00199
Status:
final
Fee:
$318
Permit Type:
Temporary
Building Type:
N/A
Demo/remove in ground swimming pool decking and pool equipment; pool backfill procedure is not engineered and pool site is not suitable for future building; swimming pool is 6 feet from property line
Valuation:
$4,500
Permit #:
DEM140024
Status:
final
Fee:
$557
Permit Type:
Pool
Building Type:
N/A
Pool demolition with non-engineered fill. **site not suitable for construction of structures ** pool located 15 from back property line 12 from back of house 10 from east property line and 5 east of house
Valuation:
$4,500
Permit #:
DEM14016
Status:
final
Fee:
$557
Permit Type:
Dpool
Building Type:
N/A
Building - demolish an existing in-ground swimming pool (no spa) fill in accordance with recorded notice of fill conditions; three hole to be made - size 3 ft x 3 ft by 12 deep. je on site: spa included. (btb)
Valuation:
N/A
Permit #:
BLD2014-03357
Status:
final
Fee:
$187
Permit Type:
N/A
Building Type:
N/A
1.) abatment of an existing in-ground fiber glass pool & spa with plumbing cap-off at the rear yard of a single family residence. contractor states that he will present a compaction report at the time of the inspection for record
Valuation:
N/A
Permit #:
2012 030918 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Pool demolish remove bond beam down 24 inches break up floor bottom for drainage 80% compaction - no new construction will be permitted on top of this area due to compaction status
Valuation:
N/A
Permit #:
BLDG-2014-01647
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Abatement of an existing in ground pool at the rear yard of a single family residence & removal of pool equipment. cap off gas line. non building area
Valuation:
N/A
Permit #:
2015 104445 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Demo/remove in-ground pool pool decking and pool equipment. pool backfill procedure is non engineered and pool site is not suitable for future building construction. 31 feet from the property line
Valuation:
$4,500
Permit #:
DEM14001
Status:
final
Fee:
$247
Permit Type:
Pool
Building Type:
N/A
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
ZL Construction Corporation License info
Verified License
| License # | 890327 |
| Status | Active |
| State | California |
| Type | General Building, General Engineering, Building Moving, Demolition |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for ZL Construction Corporation at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
304
Permits
- Building permit records show that ZL Construction Corporation has worked on 304 permitted projects.
ZL Construction Corporation Employees
FL
Frank Lorincz
Rmo/Ceo/Pres
ZL
Zalan Mihaly Lorinez
Ceo/President
I had my pool and deck removed. ZL Construction Corporation filled it in with dirt and packed it down with machines. They honored their contract and did a good job.