Updated: Apr 16, 2026
Location and Projects
Address
10025 GLADE AVE, Chatsworth, CA, 91311
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Tennex Construction
Tennex Construction serves Chatsworth, California, and surrounding Los Angeles neighborhoods with a focus on residential and commercial remodeling projects. The company specializes in new construction, room additions, and renovations, highlighting experience in kitchen and bathroom remodels, ADU (accessory dwelling unit) conversions, and garage conversions. Tennex Construction also manages structural upgrades and custom home builds, providing services for both homeowners and commercial property owners. Their project portfolio includes contemporary kitchen overhauls, modern bathroom updates, and expansions designed to increase living space. With experience across a range of building types—single-family homes, multifamily housing, and commercial properties—Tennex Construction uses current construction techniques and works directly with clients to deliver customized building solutions. The company has been active in the Los Angeles area for over six years.
Tennex Construction Services
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Tennex Construction Contact Information
Phone Number: (714) 335-4741
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Address: 10025 GLADE AVE, Chatsworth, CA 91311
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Tennex Construction Chatsworth
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Tennex Construction has a BuildZoom score of 111, which places them above 96% of 336,931 contractors in California.
Activity
|
5 projects
|
2025 |
|
9 projects
|
2024 |
|
39 projects
|
2023 |
Our building permit records indicate that Tennex Construction has worked on at least
53.0 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
|
6 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Tennex Construction mostly works on
kitchen remodel
projects.
Pricing
|
5 projects
|
< $5k |
|
4 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $7,500. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Window (8) change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24. kitchen remodel for residential buildings (no structural changes)
Valuation:
$7,500
Permit #:
23016-40000-25665
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Concrete block freestanding masonry fence walls constructed per information bulletin p/bc 2020-096 located in residential zones maximum 6 feet height above grade and not located in the required front yard or within 5 feet of the side street lot line of a reverse corner lot (subject to additional limitations of lamc section 12.22c20(f) and information bulletin p/zc 2002-002). comply wi... see more
Valuation:
$5,000
Permit #:
24016-30000-05716
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit to 24016 - 40000 - 11655 to revise work description to add: window (3) change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24. kitchen remodel for residential... see more
Valuation:
$900
Permit #:
23016-20001-25665
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
New 4 story 87 unit (8 eli + 10 li = 20%) affordable housing apartment to include 3 story type va apartment over 1 story type ia parking tier 2 toc with additional incentive
Valuation:
$7,735,000
Permit #:
20010-10000-02466
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Repair of water dry-rot or termite damaged stairs in residential buildings (less than 10% of replacement cost of stairs). handrails for apartments one and two family dwellings require plan check
Valuation:
$956
Permit #:
25016-90000-30605
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit to 20010-10000-02466 new 4 story 87 unit (8 eli + 10 li = 20%) affordable housing apartment to include 3 story type va apartment over 1 story type ia parking tier 2 toc with additional incentive revise walls located at the first floor to shotcrete walls instead of concrete/cmu
Valuation:
$2,000
Permit #:
20010-10004-02466
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
***dept error no fee***supplemental permit to 20010-10000-02466 new 4 story 87 unit (8 eli + 10 li = 20%) affordable housing apartment to include 3 story type va apartment over 1 story type ia parking tier 2 toc with additional incentive correct ownership information
Valuation:
N/A
Permit #:
20010-10003-02466
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
(8)window change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 150.2(b) 1b of title 24
Valuation:
$1,250
Permit #:
22016-10000-16096
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
(11) window change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 150.2(b) 1b of title 24
Valuation:
$950
Permit #:
22016-10000-14085
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
(8) window change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 150.2(b) 1b of title 24. *(5) window's unit #3 & (3) windows unit #4*
Valuation:
$900
Permit #:
22016-10000-14077
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Window (5 in unit #7 4 in unit #8) change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 150.2(b) ib of title 24
Valuation:
$950
Permit #:
22016-20000-14106
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
(12) window change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 150.2(b) 1b of title 24. *6 window's for each unit*
Valuation:
$1,000
Permit #:
22016-10000-14074
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
6-gang meter 400amp panel located on 5111 building. electrical meters for 5111 5111 1/2 5113 5113 1/2 5115 and adu 5115 1/2 ascot ave. 6 new 60 amps branch circuits reference permit # 22041-10000-21406 22041-10000-21436 22041-10000-21438 22041-10000-21439 22041-10000-21440
Valuation:
N/A
Permit #:
22041-10000-21405
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Window (8) change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 150.2(b) 1b of title 24
Valuation:
$2,300
Permit #:
22016-20000-04459
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
10 window change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 150.2(b) 1b of title 24
Valuation:
$2,000
Permit #:
21016-10000-59319
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Unit #100- replace sub-panel 9 lights 11 switches and 15 outlets. unit #106- replace sub-panel 4 lights 6 switches and 7 outlets. unit #205- replace sub-panel 12 lights 7 switches and 11 outlets. unit #206- replace sub-panel 8 lights 4 switches and 6 outlets. unit #209- replace sub-panel 8 lights 6 switches and 7 outlets. unit # 307- replace sub-panel 6 lights 6 switches and 8 outlets
Valuation:
N/A
Permit #:
21041-20000-98265
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
(for adu in construction) supplemental to 21042-10000-16000 plumbing for existing units 3714 3714 1/4 3714 1/2 maple to be up to code. new gas meter and eq valve for adu. install new garbage disposal bathroom sink (3) gas outlets for stove water wall heaters for adu
Valuation:
N/A
Permit #:
21042-10001-16000
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Convert existing attached garage and addition to attached accessory dwelling unit at rear of existing duplex per lamc 12.22 a.33(c) and (e) all work per wood frame prescriptive provisions
Valuation:
$63,568
Permit #:
20016-10000-25358
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental to permit # 19042-20000-26581 change of contractor & addition additional scope of work replace fixtures & re-pipe units # 102 104 105 201 203 & 205
Valuation:
N/A
Permit #:
19042-30001-26581
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental to permit # 21044-10000-01073 to read: like for like (10) direct wall heater change out. plan check approved gas cals. permit fees under express permit/supplemental #3, 7, 8, 11 19, 24 28 29 30 31
Valuation:
N/A
Permit #:
21044-30001-01073
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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Tennex Construction Reviews
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Verified License
BuildZoom confirmed this contractor's license
Tennex Construction License info
Verified License
| License # | 1099392 |
| 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 Tennex Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1070554 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, 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 Tennex Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Insured
| Insurer | National Specialty Insurance Company |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
146
Permits
- Building permit records show that Tennex Construction has worked on 146 permitted projects.
Tennex Construction Employees
DS
Dan Andrei Sarbu
Rmm
RC
Roman Cervantes
Sole Owner
RC
Roman Cervantes
Sole Owner