Location and Projects
Address
1574 COUNTRY CLUB DRIVE, Los Altos, CA, 94024
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Hammerschmidt Construction Engineer
Hammerschmidt Construction Inc, 1574 Country Club Dr, Los Altos, CA (Employees: John Leonard Hammerschmidt and Lynn Banfield Hammerschmidt) holds a General Engineering, General Building license and 1 other license according to the California license board.
Their BuildZoom score of 110 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 Hammerschmidt Construction Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Hammerschmidt Construction Inc Services
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Hammerschmidt Construction Inc Contact Information
Phone Number: (650) 948-4200
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Address: 1574 COUNTRY CLUB DRIVE, Los Altos, CA 94024
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Hammerschmidt Construction Inc Los Altos
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Hammerschmidt Construction Inc has a BuildZoom score of 110, which places them above 96% of 336,931 contractors in California.
Activity
|
9 projects
|
2025 |
|
5 projects
|
2024 |
|
8 projects
|
2023 |
|
13 projects
|
2022 |
Our building permit records indicate that Hammerschmidt Construction Inc has worked on at least
35.0 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
|
Home Additions |
Analyzing permits over the last 4 years shows that Hammerschmidt Construction Inc mostly works on
home addition
projects.
Pricing
|
4 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $27,135. 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.
Building Permits by Hammerschmidt Construction Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remodel kitchen area install new windows in kitchen & foyer
Valuation:
$205,000
Permit #:
BLD25-0251
Status:
issued
Fee:
$5,396
Permit Type:
Remodel
Building Type:
N/A
Scope of work: - remodel hall guest and master bathroom showers and convert all to curb-less showers - replace toilets fans lighting and tile floors
Valuation:
$8,946
Permit #:
2024 070422 RS
Status:
issued
Fee:
$616
Permit Type:
Single-family
Building Type:
N/A
Scope of work to include: 1) major remodel/alteration to (e) bathroom in #1 bedroom to alter by removing (e) shower and altering wall to expand bathroom into half-bath 2) alter (e) hallway closet to expand into bedroom #1 3) major bathroom alteration/remodel to (e) hallway bathroom to remove (e) bathtub/shower and replace with (n) curbless shower. 4) relocating door in hallway
Valuation:
$15,308
Permit #:
2022 656749 RS
Status:
final
Fee:
$163
Permit Type:
Single-family
Building Type:
N/A
A single family residence and attached carport reroof: shake to comparable inspections required: tear off and final
Valuation:
$35,000
Permit #:
RER2024-01365
Status:
final
Fee:
$371
Permit Type:
Single family res...
Building Type:
N/A
Residential addition alteration to existing residence
2025-07-29
Conversion of 202sf 2nd story balcony into den area not to be used as a bedroom resub#1 rcc-12/04/24 response to building pln civil and health
Valuation:
N/A
Permit #:
BLD2024-01504
Status:
final
Fee:
$3,799
Permit Type:
N/A
Building Type:
N/A
1. replace main water line from the street house 2. replace galvanized water pipe inside the house 3. install new 75 gal. water heater
Valuation:
N/A
Permit #:
DEV23-1972
Status:
final
Fee:
$170
Permit Type:
N/A
Building Type:
N/A
Addition of 686 sf to enlarge (e) master bedroom suite and remodel approximately 400 sf of master bedroom closet and master bedroom to be convert to (n) bedroom. reconfigure (e) rear deck
Valuation:
N/A
Permit #:
2018-65925-00
Status:
final
Fee:
$7,799
Permit Type:
N/A
Building Type:
N/A
Repair (e) garage including (n) roof structure and deck; tree damage
Valuation:
N/A
Permit #:
DEV23-2002
Status:
issued
Fee:
$5,189
Permit Type:
N/A
Building Type:
N/A
Remodel
Valuation:
N/A
Permit #:
BLD25-00319
Status:
issued
Fee:
$10,050
Permit Type:
Other
Building Type:
N/A
Residential remodel of master bedroom suite (600 sf) to include updated layout of bed bathroom walk in closet and hallway closet
Valuation:
$75,000
Permit #:
20000-01498
Status:
expired
Fee:
$1,970
Permit Type:
N/A
Building Type:
N/A
Install heat pump and air handlers repair roof sheetrock
Valuation:
N/A
Permit #:
BLD23-00830
Status:
final
Fee:
$1,346
Permit Type:
Exterior
Building Type:
N/A
Scope of work: 1) interior foundation replacement 33 ln ft 2) 2 new point load piers 3) new floor joists and blocks added under parallel and pependicular walls
Valuation:
$2,492
Permit #:
2020 104573 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Move furnace to attic and addition air conditioning
Valuation:
N/A
Permit #:
DEV22-2724
Status:
final
Fee:
$340
Permit Type:
N/A
Building Type:
N/A
Remove/upgrade existing 75 gal water heater & inst (2) on-de
Valuation:
$24,269
Permit #:
BLD22-0011
Status:
final
Fee:
$403
Permit Type:
Water heater
Building Type:
N/A
- r/r 775 sf of stucco - r/r 1426 sf siding - new wing wall - addition eave to 2 front windows
Valuation:
$14,753
Permit #:
2020 149519 RS
Status:
final
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Reinforce carport beams per engineering
Valuation:
$30,000
Permit #:
BLD24-0380
Status:
issued
Fee:
$922
Permit Type:
Other
Building Type:
N/A
Foundation and drainage repair
Valuation:
N/A
Permit #:
BLD25-01163
Status:
issued
Fee:
$1,942
Permit Type:
Interior
Building Type:
N/A
Alteration
Valuation:
N/A
Permit #:
BLD23-00219
Status:
final
Fee:
$7,754
Permit Type:
Interior
Building Type:
N/A
***partial** reroof garage
Valuation:
N/A
Permit #:
BLD25-00755
Status:
final
Fee:
$907
Permit Type:
Other
Building Type:
N/A
Master bathroom remodel
Valuation:
N/A
Permit #:
BLD22-00174
Status:
final
Fee:
$2,553
Permit Type:
Interior
Building Type:
N/A
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145
BZ Score
$16K
Avg Project
-
Projects
146
BZ Score
$15K
Avg Project
-
Projects
144
BZ Score
$36K
Avg Project
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Projects
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Hammerschmidt Construction Inc License info
Verified License
| License # | 716400 |
| Status | Active |
| State | California |
| Type | General Engineering, General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for Hammerschmidt Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-23317-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Corporation |
- According to the United States Environmental Protection Agency, 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 Hammerschmidt Construction Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Falls Lake Fire & Casualty Company |
187
Permits
- Building permit records show that Hammerschmidt Construction Inc has worked on 187 permitted projects.
Hammerschmidt Construction Inc Employees
JH
John Leonard Hammerschmidt
Sole Owner
LH
Lynn Banfield Hammerschmidt
Officer