Updated: May 02, 2026
Location and Projects
Address
525 Tehama Ave, Hayward, CA, 94541
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Mosvaler Construction Inc
Mosvaler Construction Inc, 525 Tehama Ave, Hayward, CA (Employees: Evelyn Carolina Reyes and Rene Arnoldo Reyes Aguiluz) holds a General Building, Concrete license according to the California license board.
Their BuildZoom score of 105 ranks in the top 8% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mosvaler Construction Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Mosvaler Construction Inc Services
Start a project today:
Custom Home Build
New Home Construction
Medium Multi-Family New Con...
Other Residential New Const...
Multi-Room Remodel
Kitchen Remodel
Bathroom Remodel
Basement Remodel
Medium Multi-Family Remodel...
Other Residential Remodel
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Roofing
Hardwood Flooring
Carpets
Laminate Flooring
Other Flooring
Framing
Wood Fences
Backsplash and Countertops
Stonework
Tile Flooring
Other Stone and Tile
Drywall
Interior Plaster
Brick and Blockwork
Other Masonry
Flatwork Concrete
Foundations
Other Concrete
Demolition
Paving, Driveways, and Side...
Excavation and Grading
Mosvaler Construction Inc Contact Information
Phone Number: (650) 315-1389
Address: 525 Tehama Ave, Hayward, CA 94541
Mosvaler Construction Inc Hayward
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mosvaler Construction Inc has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.
Activity
|
5 projects
|
2025 |
|
3 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Mosvaler Construction Inc has worked on at least
12.0 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
|
4 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Mosvaler Construction Inc mostly works on
kitchen remodel
projects.
Pricing
|
4 projects
|
< $5k |
|
4 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
3 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
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 Mosvaler Construction Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Rear yard: create new decks and walkways less than 3 above (e) grade with new stair connections between (e) residence walkways and (e) yard/grade. replacement fence and access gate from public way to yard. replacement retaining wall in rear yard. relocate door facing yard. excavat 21.1 cubic yds
Valuation:
$156,750
Permit #:
202211176788
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Residential remodel & addition. (n) garage door. infill addition of a sun room to connect (e) garage structure to house in the rear. (n) master suite addition above (e) garage (bedroom home office & bathroom) remodel (e) 2nd floor arears to remove 1 (e) bedroom & reconfigure kitchen & dining room
Valuation:
$372,133
Permit #:
202209283359
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Unit legalization per ordinance 43-14. upon legalization pa#2018-0911-9733 and adu pa#2018-0122-9195 the building will convert from 3 story 7 unit building to 3 story 9 unit building. total habitable will be 9713 sf
Valuation:
$100,000
Permit #:
201809119733
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Revision to pa#202310128484 and 202209283359. modification specifications for the front (street facing) glass guardrail. replace frosted glass with clear non reflective glass. no changes proposed to the size location or structural properties of the guardrail
Valuation:
$1
Permit #:
202407317679
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
1/f: replace (e) garage door front stair and front windows in kind; construct (n) study (n) home office family; new toilet (n) bathand laundry; replace (e) rears stair to yard and interior stair in kind. 2/f: (n) skylights remove non bearing wall b/w dining and living room
Valuation:
$120,000
Permit #:
202211146465
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to 202209283359. new foundation to support existing structure due to unforseen conditions. additional revisions include: changes to the interior partition layout changes to the sunroom floor elevation (no additional cost incurred)
Valuation:
$8,900
Permit #:
202310128484
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Unit 791 : to comply w/physical inspection report #cc-8541. remove kitchenette from 1/f (per letter dated 2/7/2022) & revert back to original building permit. no other work under this permit
Valuation:
$2,700
Permit #:
202211045938
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
To comply with physical inspection report #cc8541. 4 lights 4 switches 8 receptacles 2 range 6 s/d amendement in ref to e202301104450
Valuation:
N/A
Permit #:
E202302175107
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
791-793: to comply with physical report # c8541 item #b2 only. window replacement. 6 total windows front of building (street facing)
Valuation:
$8,000
Permit #:
202204182409
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Demolish (e) unpermitted rear sunroom of unit# 218 & deteriorated wood deck of unit# 220. new 2 story rear addition to be new great room for both units. renovate (e) kitchen & (e) full bathroom & addition 2nd bedroom. washer & dryer closetfor both units within (e) footprint
Valuation:
$200,000
Permit #:
201803123467
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
1 bathroom remodel and 1 bathroom turn into a ada conformance as per plans w 1-shower pan
Valuation:
N/A
Permit #:
PP20250819205
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace roof and rafters and roofing
Valuation:
$45,000
Permit #:
202408098360
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Adu grade level - bathroom kitchen and 1 bedroom legalization and laundry room
Valuation:
N/A
Permit #:
E202203168980
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Foundation sequence and temporary shoring for retaining wall as approved under pa# 202211176788
Valuation:
$1
Permit #:
202406033554
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Replace existing retaining wall
Valuation:
$75,000
Permit #:
B2504-165
Status:
issued
Fee:
$3,800
Permit Type:
Alter-sfd
Building Type:
N/A
Revision to app#201809119733 and 201707192332. remove and structure posts. new steel beam relocate bathroom and bedroom walls
Valuation:
$40,000
Permit #:
202108186625
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Rev to pa201608306310: addition new foundation support where (e) foundations had deteriorated or where inadequate
Valuation:
$40,000
Permit #:
202011259671
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Ref 202211146465- replace (e) wood stairs to concrete stairs located at front of house
Valuation:
$4,000
Permit #:
202402216303
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Single family dwelling foundation underpinning
Valuation:
$18,000
Permit #:
B2509-002
Status:
issued
Fee:
$1,421
Permit Type:
Alter-sfd
Building Type:
N/A
Adu; 1 bedroom bathroom and kitchen laundry room
Valuation:
N/A
Permit #:
E202203168978
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mosvaler Construction Inc Reviews
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Mosvaler Construction Inc License info
Verified License
| License # | 1036969 |
| Status | Active |
| State | California |
| Type | General Building, Concrete |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Mosvaler Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
17
Permits
- Building permit records show that Mosvaler Construction Inc has worked on 17 permitted projects.
Mosvaler Construction Inc Employees
ER
Evelyn Carolina Reyes
Officer
RA
Rene Arnoldo Reyes Aguiluz
Rmo / Ceo / Pres