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Location and Projects

Address
P O BOX 1292, Gilroy, CA, 95021
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Tri Star Builders Construction

Tri Star Builders, Gilroy, Po Box 1292, Gilroy, CA (Owned by: Gary Mark Isham) holds a General Building license and 2 other licenses 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 Tri Star Builders, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.

Tri Star Builders Contact Information

Phone: (925) 766-7770
Address: P O BOX 1292, Gilroy, CA 95021

Tri Star Builders Gilroy

Quality

110
96th percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Tri Star Builders has a BuildZoom score of 110, which places them above 96% of 336,931 contractors in California.

Activity

6 projects
 2025
3 projects
 2024
6 projects
 2023
Our building permit records indicate that Tri Star Builders 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.

Experience

3 projects
 Home Additions
Analyzing permits over the last 4 years shows that Tri Star Builders mostly works on home addition projects.

Pricing

1 project
 $20k-$50k
1 project
 $100k-$250k
1 project
 $250k-$500k
Value Not Public: 9.0 projects
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 Tri Star Builders

Sort by: Notable Notable | Date Date | Job Value Job Value

This is a sample of this contractor's permits. Click here to access their complete permit history.

Building pre-application
357 Felton Dr, Menlo Park, CA, 94025
2023-04-12
A single family residence to addition 512 sf. addition will create (attached) jadu and repair garage due to fallen tree. related= bld2022-02634
Valuation:
$480,400
Permit #:
BPA2023-00886
Status:
filed
Fee:
N/A
Permit Type:
Addition
Building Type:
N/A
Building permit
12 Palm Ct, Menlo Park, CA, 94025
2025-04-17
An 150 square foot alteration to a single family residence
Valuation:
$50,000
Permit #:
BLD2025-01085
Status:
final
Fee:
$1,936
Permit Type:
Alteration
Building Type:
N/A
Building permit
12 Palm Ct, Menlo Park, CA, 94025
2023-05-09
Remodel 2nd floor hall bathroom. existing hall bathroom to be split into two separate bathrooms. the 2nd floor laundry closet will be removed and be added to the hall bathroom
Valuation:
$35,000
Permit #:
BLD2023-01215
Status:
final
Fee:
$1,934
Permit Type:
Alteration
Building Type:
N/A
Building permit
1394 San Mateo Dr, Menlo Park, CA, 94025
2023-06-27
New 360 yoga platform with roof no walls. new sport court and outdoor kitchen
Valuation:
$180,000
Permit #:
BLD2023-01817
Status:
issued
Fee:
$2,512
Permit Type:
New construction
Building Type:
N/A
Building permit
1092 Casa Marcia Pl, Fremont, CA, 94539
2021-05-20
Remodel to consist of kitchen (existing location) new slider at family room 2 new windows at master bedroom replacement windows throughout and conversion of a portion (204 sq. ft) of the existing garage to conditioned living space (to be used as study with full bath)
Valuation:
N/A
Permit #:
BLD2019-06844
Status:
complete
Fee:
$3,622
Permit Type:
N/A
Building Type:
N/A
Building pre-application
12 Palm Ct, Menlo Park, CA, 94025
2025-04-07
An 150 square foot alteration to a single family residence
Valuation:
$50,000
Permit #:
BPA2025-00968
Status:
filed
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Building permit
357 Felton Dr, Menlo Park, CA, 94025
2022-10-03
Exploratory demolition of areas of the home that were damaged by the tree that fell
Valuation:
$75,000
Permit #:
BLD2022-02634
Status:
complete
Fee:
$855
Permit Type:
Repair
Building Type:
N/A
Building permit
1394 San Mateo Dr, Menlo Park, CA, 94025
2023-06-19
Construction of an 176 square feet outdoor roofed bathroom with shower and changing area unheated for a single family residence
Valuation:
$105,600
Permit #:
BLD2023-01706
Status:
issued-pending expiration
Fee:
$2,354
Permit Type:
New construction
Building Type:
N/A
Building pre-application
357 Felton Dr, Menlo Park, CA, 94025
2022-08-29
Demolish areas of the home that were damaged by the tree that fell
Valuation:
$75,000
Permit #:
BPA2022-02378
Status:
filed
Fee:
N/A
Permit Type:
Repair
Building Type:
N/A
Alter residence
279 Cam Al Ln, Atherton, CA, 94027
2024-07-02
Alterations to the residence
Valuation:
N/A
Permit #:
BP22-00912
Status:
final
Fee:
N/A
Permit Type:
Remodel
Building Type:
N/A
Building/residential/al/alteration
25 Parklane Dr, Orinda, CA, 94563
2018-02-06
Hall bathroom remodel - remove and replace - vanity shower with fixtures tile surround and pan glass door. making closet smaller light to led. remove and replace window same size and location
Valuation:
N/A
Permit #:
BIAL18-001230
Status:
final
Fee:
$928
Permit Type:
N/A
Building Type:
N/A
Building/residential/al/alteration
25 Parklane Dr, Orinda, CA, 94563
2018-02-06
Hall bathroom remodel - remove and replace - vanity shower with fixtures tile surround and pan glass door. making closet smaller light to led. remove and replace window same size and location
Valuation:
N/A
Permit #:
BIAL18-001230
Status:
final
Fee:
$928
Permit Type:
N/A
Building Type:
N/A
Project - building permit
1848 Emerson St, Palo Alto, CA, 94301
2018-03-01
Residential bathroom remodel (150 sf) like for like replacement due to flood damage. remove and replace affected drywall in office. remove (e) surface and re-waterproof deck flooring
Valuation:
$24,560
Permit #:
18000-00519
Status:
final
Fee:
$378
Permit Type:
N/A
Building Type:
N/A
Addition alter residence
43 Amador Ave, Atherton, CA, 94027
2021-03-11
Addition alteration to main residence 46 addition 640 alter
Valuation:
N/A
Permit #:
BP19-00888
Status:
final
Fee:
N/A
Permit Type:
Remodel/add
Building Type:
N/A
Building permit
357 Felton Dr, Menlo Park, CA, 94025
2022-06-24
Installation of a temporary power pole
Valuation:
$75,000
Permit #:
BLD2022-01778
Status:
issued
Fee:
$153
Permit Type:
Alteration
Building Type:
N/A
Addition alter residence
53 Magnolia Dr, Atherton, CA, 94027
2021-09-23
Addition alteration to main residence. w basement
Valuation:
N/A
Permit #:
BP19-00250
Status:
final
Fee:
N/A
Permit Type:
Basement addition
Building Type:
N/A
Alter residence
58 Catalpa Dr, Atherton, CA, 94027
2025-09-19
Remodel main residence
Valuation:
N/A
Permit #:
BP25-00671
Status:
issued
Fee:
N/A
Permit Type:
Remodel
Building Type:
N/A
Project - building permit
2220 Middlefield Rd, Palo Alto, CA, 94301
2016-12-23
Replace twenty one (21) windows like for like 4/4/17 scope of work includes partial reroof remove and re-use existing roof tiles
Valuation:
$24,000
Permit #:
16000-03286
Status:
final
Fee:
$692
Permit Type:
N/A
Building Type:
N/A
Alter residence
481 Stockbridge Ave, Atherton, CA, 94027
2025-01-22
Remodel main residence 1128 sf
Valuation:
N/A
Permit #:
BP24-00963
Status:
issued
Fee:
N/A
Permit Type:
Remodel
Building Type:
N/A
Alter residence
33 Spencer Ln, Atherton, CA, 94027
2024-05-22
Convert existing bathroom to laundry room 78 sf
Valuation:
N/A
Permit #:
BP23-00601
Status:
final
Fee:
N/A
Permit Type:
Remodel
Building Type:
N/A

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