Updated: Apr 15, 2026
Location and Projects
Address
1577B BRANHAM LN, San Jose, CA, 95118
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1 Haro 1 LLC Photos
1 Haro 1 HVAC/Mechanical Contractor
1 Haro 1 LLC, 1577 B Branham Ln, San Jose, CA (Employees: Ernesto Haro Isaac and Ruben Terriquez) holds a Warm Air Heating, Ventilating And Air Conditioning license according to the California license board.
Their BuildZoom score of 0 does not rank in the top 50% of California contractors.
Their license was verified as active when we last checked. If you are thinking of hiring 1 Haro 1 LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
1 Haro 1 LLC Contact Information
Phone Number: (408) 464-4564
Address: 1577B BRANHAM LN, San Jose, CA 95118
1 Haro 1 LLC San Jose
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are 1 Haro 1 LLC, log in and update your license info in the “Edit Profile” tab.
Activity
|
7 projects
|
2025 |
|
6 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that 1 Haro 1 LLC has worked on at least
15.0 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
|
3 projects
|
Commercial Renovations |
|
5 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that 1 Haro 1 LLC mostly works on
hvac project
and commercial renovation
projects.
Pricing
|
2 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
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.
(eplan) building a. (1) illuminated channel letter sign. (3) non-illuminated monument signs. (1) illuminated directory. tenant: volar
Valuation:
$50,000
Permit #:
00953417-SPI
Status:
issued
Fee:
$602
Permit Type:
N/A
Building Type:
N/A
(eplan) building a. (1) illum channel letter sign. (1) non-illum monument &(2) illum monument signs. (1) illumi directory. tenant: volar
Valuation:
N/A
Permit #:
00952709-CSP
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and ducts install a new heat pump system with air handler in attic installation of new supply and return air ducts new electrical home run to heat pump condenser location
Valuation:
$19,000
Permit #:
BLD2024-06030
Status:
complete
Fee:
$307
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; installing 2 heat pump mini split system with 3 wall mounted fan coils each
Valuation:
N/A
Permit #:
PMW20241008222
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construction of new 11 666 s.f. two story office building
Valuation:
N/A
Permit #:
K202507431
Status:
applied
Fee:
$26
Permit Type:
N/A
Building Type:
N/A
2100-0358 from stop work
Valuation:
N/A
Permit #:
PW24-0149
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(eplan) electrical tenant improvement for temp power poles. tract: 8299 lot: 09 volar phase 2
Valuation:
N/A
Permit #:
00909380-CTI
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Relocate furnace from garage to attic install (n) supply &
Valuation:
$12,000
Permit #:
MECH2023-0131
Status:
final
Fee:
$690
Permit Type:
N/A
Building Type:
N/A
Installing a 2 head mini split heat pump
Valuation:
N/A
Permit #:
PM20240626571
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sign program for volar building. a apartments (pa 36)
Valuation:
N/A
Permit #:
00918815-PSS
Status:
final
Fee:
$3,000
Permit Type:
N/A
Building Type:
N/A
Tie into existing frontier communication vault
Valuation:
N/A
Permit #:
E2100270
Status:
issued
Fee:
$614
Permit Type:
N/A
Building Type:
N/A
Commercial tenant improvement pc w structure/in ibc - 10, 5, 5, 5
2024-02-22
(e plan) commercial pool and spa
Valuation:
N/A
Permit #:
00923763-CTIS
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rbr corrections
Valuation:
$30,000
Permit #:
BR20-052
Status:
final
Fee:
$1,571
Permit Type:
Full construction
Building Type:
N/A
Commercial tenant improvement pc w structure/in ibc - 10, 5, 5, 5
2023-04-17
(e-plan) pool and spa on top of parking garage
Valuation:
N/A
Permit #:
00870396-CTIS
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fire alarm system
Valuation:
$15,000
Permit #:
BLD22-01891
Status:
plancheck
Fee:
$429
Permit Type:
N/A
Building Type:
N/A
Profile hole
Valuation:
N/A
Permit #:
OSW20-0114
Status:
filed
Fee:
$404
Permit Type:
N/A
Building Type:
N/A
Cablecom
Valuation:
N/A
Permit #:
17-1002
Status:
final
Fee:
$500
Permit Type:
Utility
Building Type:
N/A
It consulting - network administration
Valuation:
$0
Permit #:
BUS2005-00779
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Cablecom
Valuation:
N/A
Permit #:
17-1002
Status:
final
Fee:
$500
Permit Type:
Utility
Building Type:
N/A
Replace wall furnace like for like
Valuation:
$2,900
Permit #:
LPC2025-03509
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1 Haro 1 LLC Reviews
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Verified License
BuildZoom confirmed this contractor's license
1 Haro 1 LLC License info
Verified License
| License # | 1109668 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Ltd Liability |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for 1 Haro 1 LLC at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are 1 Haro 1 LLC, log in and update your license info in the “Edit Profile” tab.
Insured
| Insurer | CORAL POINT INSURANCE SERVICES |
| Insured up to | $2,000,000 |
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With CSLB SURELY BOND |
| Bond Value | $100,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
| Workers Comp Value | $1,000,000 |
20
Permits
- Building permit records show that 1 Haro 1 LLC has worked on 20 permitted projects.
1 Haro 1 LLC Employees
EI
Ernesto Haro Isaac
Member
RT
Ruben Terriquez
Rmm