Updated: Apr 23, 2026
Location and Projects
Address
5450 Lake Lindero Dr, Agoura Hills, CA, 91301
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Alto Builders Construction
Specialties
Alto Builders is a direct build firm specializing in designing and building kitchens, bathrooms, additions, and ADUs. With a focus on exceptional craftsmanship and personalized design, we transform spaces into functional, aesthetically pleasing, and uniquely tailored environments that reflect our clients' individual styles and needs.
Established in 2023.
Alto Builders is a fresh chapter in the story of a father and son, who combined their shared passion for construction to form a new joint venture. Paul brings decades of experience and a deep understanding of traditional building techniques, while Simon contributes innovative ideas and modern design principles. Together, they blend the best of both worlds, creating a company that values quality craftsmanship and contemporary solutions. Alto Builders symbolizes not just a business, but a familial bond strengthened through a shared love for building and designing spaces that leave a lasting impact.
From BuildZoom: Alto Builders Inc, 5450 Lake Lindero Dr, Agoura Hills, CA (Employees: Lana Manfredi, Paul Marino Manfredi, and Sandra Bitton Manfredi) holds a General Building license according to the California license board.
Their BuildZoom score of 111 ranks in the top 4% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Alto Builders Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Alto Builders Inc Services
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Alto Builders Inc Contact Information
Phone Number: (818) 807-7587
Address: 5450 Lake Lindero Dr, Agoura Hills, CA 91301
Alto Builders Inc Agoura Hills
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Alto Builders Inc has a BuildZoom score of 111, which places them above 96% of 336,931 contractors in California.
Activity
|
10 projects
|
2025 |
|
9 projects
|
2024 |
Our building permit records indicate that Alto Builders Inc has worked on at least
19.0 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
|
5 projects
|
Kitchen remodels |
|
3 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that Alto Builders Inc mostly works on
kitchen remodel
and multi-room remodel
projects.
Pricing
|
1 project
|
< $5k |
|
7 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $35,000. 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.
Remove portion of single family dwelling (48 sf). new addition to single family dwelling (122 sf). remove carport and addition new attached garage. new attached accessory dwelling unit (523 sf) per lamc 12.22.a.33(c) and (e). all work done per engineer design
Valuation:
$110,000
Permit #:
24014-20000-00357
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
(e-plan) plumbing for: 3x complete bathroom remodels. no extension. modification no sq ft addition. demolish and reframe wall to enlarge in the master bathroom
Valuation:
$50,000
Permit #:
PLM-2025-00418
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(e-plan) mechanical for: 3x complete bathroom remodels. no extension. modification no sq ft addition. demolish and reframe wall to enlarge in the master bathroom
Valuation:
$50,000
Permit #:
MEC-2025-00359
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(e-plan)electrical for : 3x complete bathroom remodels. no extension. modification no sq ft addition. demolish and reframe wall to enlarge the master bathroom
Valuation:
$50,000
Permit #:
ELE-2025-00752
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(e-plan) 3x complete bathroom remodels. no extension. modification no sq ft addition. demolish and reframe wall to enlarge in the master bathroom
Valuation:
$50,000
Permit #:
BLD-2025-00838
Status:
final
Fee:
N/A
Permit Type:
N/A
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. application of an approved coating to an existing exterior balcony or deck
Valuation:
$9,000
Permit #:
24016-90000-18042
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Comply with department order with an effective date 5-2-24. permit to expire 30-days from issuance date. window(11) 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. r... see more
Valuation:
$8,000
Permit #:
24016-40000-16971
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replace existing 2299 sq ft tile roof with asphalt shingles. installing new security light in front yard. move plumbing spicket in front of house. installation of 5 windows like for like. new stucco on house
Valuation:
N/A
Permit #:
BP24-02592
Status:
issued
Fee:
$1,332
Permit Type:
N/A
Building Type:
Building
Interior kitchen remodel/repair (no changes in walls or openings). 2 bathroom(s).bathroom remodel for residential buildings (no structural changes)
Valuation:
$55,000
Permit #:
24016-90000-13832
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
1 bathroom(s).bathroom remodel for residential buildings (no structural changes)
Valuation:
$13,000
Permit #:
25016-90000-12905
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
1 bathroom(s).bathroom remodel for residential buildings (no structural changes)
Valuation:
$11,000
Permit #:
25016-90000-04198
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
(e-plan) replace 4 existing recess lights. replace existing gfci outlets to code
Valuation:
$1,500
Permit #:
ELE-2025-00685
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior kitchen remodel/repair (no changes in walls or openings). 1 bathroom(s).bathroom remodel for residential buildings (no structural changes)
Valuation:
$31,000
Permit #:
24016-90000-19890
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Detached new trallis structure connected to proposed cmu wall proposing closed grill area and counter
Valuation:
$40,000
Permit #:
23010-10000-03650
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Remodel of existing condo unit to extend rear concrete landing steps and addition guardrails
Valuation:
$6,500
Permit #:
24016-10000-31715
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit to 24042 - 90000 - 09861 to revise work description to addition fixtures
Valuation:
N/A
Permit #:
24042-20001-09861
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bathroom remodel
Valuation:
N/A
Permit #:
25041-20000-09248
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bathroom remodel
Valuation:
N/A
Permit #:
25044-20000-02134
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bathroom remodel
Valuation:
N/A
Permit #:
25042-20000-03852
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install outdoor lighting (3) outlets and run new dedicated circuit for electric range
Valuation:
N/A
Permit #:
24041-20000-48193
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Alto Builders Inc Reviews
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Verified License
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Alto Builders Inc License info
Verified License
| License # | 1118841 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Alto Builders Inc 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 | Wind Rose Insurance Agency LLC |
| Insured up to | $20,000,000 |
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Clear Spring Property and Casualty Company |
| Workers Comp Value | $100,000,000 |
18
Permits
- Building permit records show that Alto Builders Inc has worked on 18 permitted projects.
Alto Builders Inc Employees
LM
Lana Manfredi
Officer
PM
Paul Marino Manfredi
Rmo / Ceo / Pres
SM
Sandra Bitton Manfredi
Officer