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Location and Projects

Address
4550 Cordelia Rd, Fairfield, CA, 94534
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Backbone Builders Construction

At Backbone Builders, we believe that every home should reflect the vision and lifestyle of its owner. That’s why our approach combines timeless design, meticulous attention to detail, and innovative construction practices to create spaces that are both functional and inspiring.

From concept to completion, our team works closely with clients, architects, and designers to ensure a seamless experience and outstanding results. Whether it’s a full home transformation or a high-end renovation, we bring unmatched quality, transparency, and professionalism to every project.

At Backbone Builders, we don’t just renovate homes - we redefine the standard of luxury living.

From BuildZoom: Backbone Builders Inc, 4550 Cordelia Rd, Fairfield, CA (Employees: Giovanni Tapia, Jairo Chavez Garcia, and Nixon Brandon Flores Barrios) holds a General Building 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 Backbone Builders Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.

Backbone Builders Inc Contact Information

Phone: (415) 304-2503
Address: 4550 Cordelia Rd, Fairfield, CA 94534

Backbone Builders Inc Fairfield

Quality

105
92nd percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Backbone Builders Inc has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.

Activity

5 projects
 2025
Our building permit records indicate that Backbone Builders Inc has worked on at least 5.0 projects over the past year.

This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.

Pricing

1 project
 $20k-$50k
1 project
 $50k-$100k
Value Not Public: 4.0 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 Backbone Builders Inc

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
2208 Mission St, San Francisco, CA, 94110
2025-12-29
Remodel existing 6 x 8 bathroom. plumbing: shower rough in 60 x 32 (remove tub) install shower new vanity. electrical: replace (e) outlets and switches
Valuation:
$20,000
Permit #:
202512292901
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Electrical
2208 Mission St, San Francisco, CA, 94110
2025-12-29
Replace 2 gfci receptacles 2 switches in bathroom
Valuation:
N/A
Permit #:
E202512297982
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing
2208 Mission St, San Francisco, CA, 94110
2025-12-29
Remove(e) tub and building a new shower(standard 60 x 30")
Valuation:
N/A
Permit #:
PP20251229575
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing
1612 Kirkham St, San Francisco, CA, 94122
2025-12-19
Remodel 1 bathroom 2 kitchen. reconfigured laundry area
Valuation:
N/A
Permit #:
PP20251219500
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical
1612 Kirkham St, San Francisco, CA, 94122
2025-12-19
1612-1614 kirkham: upgrade service to 200 amp
Valuation:
N/A
Permit #:
E202512197880
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building
1612 Kirkham St, San Francisco, CA, 94122
2025-12-02
In kind remodel of (1) bathroom remodel 2 kitchens with minor layout changes. remove 2 non bearing walls and 2 fireplaces. widen 2 door openings. install 2 bathroom exhaust fans. replace 6 lights fixtures. reconfigure (e) laundry area
Valuation:
$74,000
Permit #:
202508223722
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Electrical
1855 Sacramento St, San Francisco, CA, 94109
2025-12-17
Unit 3. replace exhaust fan replace 4 recess lights replace 3 switches and 2 receptacles relocate outlets; 1 receptacle/outlet gfci
Valuation:
N/A
Permit #:
E202512177847
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing
1855 Sacramento St, San Francisco, CA, 94109
2025-12-17
Shower rough in 51x36 tub conversion. one shower pan
Valuation:
N/A
Permit #:
PP20251217461
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building
1855 Sacramento St, San Francisco, CA, 94109
2025-12-17
Unit #3: remodel existing 5.5 ftx8 ft bathroom in kind frame l shaped vanity wall furring strip for ceiling plumbing: shower rough in 51 x 36 (remove tub) install shower pan install vanity electric: 2 new gfci circuit switches/receptacles 2-3 interior recessed lights install exhaust fan
Valuation:
$36,500
Permit #:
202511260517
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Residential deck or balcony
267 Via Casitas, Greenbrae, CA, 94904
2025-11-06
Structural balcony repair
Valuation:
N/A
Permit #:
BD2511-0014
Status:
triage
Fee:
$2,434
Permit Type:
Ab 326 - sb721 re...
Building Type:
N/A

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