Updated: Jul 12, 2026
Location and Projects
Address
501 SADDLEBACK STREET, Livermore, CA, 94551
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Gary S Warren Company Construction
Based in Livermore, California, Gary S Warren Company has served the region since 2005. The company specializes in residential construction projects, with experience handling renovations, remodels, and new construction. Gary S Warren Company manages projects for homeowners in Livermore and nearby East Bay communities, offering expertise in site preparation, framing, and finish work. Portfolio examples include whole-house remodels and custom home builds that focus on tailored solutions for each property. The company is led by Gary S. Warren, who oversees day-to-day operations and project planning, ensuring that every phase of construction meets the client’s requirements. Drawing on nearly two decades of local experience, the company is familiar with the permitting process and local building codes in Alameda County.
Gary S Warren Company Services
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Gary S Warren Company Contact Information
Phone Number: (925) 963-2677
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Address: 501 SADDLEBACK STREET, Livermore, CA 94551
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Gary S Warren Company Livermore
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gary S Warren Company has a BuildZoom score of 106, which places them above 93% of 336,931 contractors in California.
Activity
|
3 projects
|
2023 |
Our building permit records indicate that Gary S Warren Company has worked on at least
3.0 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$20k-$50k |
|
1 project
|
$100k-$250k |
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 Gary S Warren Company
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remodel master bath; remove existing shower and tub replace with walk-in shower r&r toilet vanity 2 lavatories remove 6'x4 window replace with 6'x2 window remodel hall bath; r&r tub toilet vanity and lavatory lighting modifications at both bathrooms
Valuation:
$25,000
Permit #:
BIAL22-007056
Status:
final
Fee:
$1,231
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel: remove 2 non bearing walls new cabinets appliances counters sink led lights move stove extend gas line reframe existing wall with larger openings. bathroom remodel: new vanity sink faucet tile. hall bathroom remodel: new shower pan shower valve tile walls new 2 sink vanity lighting update electrical
Valuation:
$32,000
Permit #:
D210652
Status:
final
Fee:
$1,320
Permit Type:
Add/alter single ...
Building Type:
N/A
Kitchen remodel-build out floor at island. replace cabinets counters plumbing and appliances. upgrade electrical as needed. install new led recessed lighting. addition plumbing for new bar sink. addition 3/4 dedicated gas line to new stove
Valuation:
$17,000
Permit #:
D210578
Status:
final
Fee:
$615
Permit Type:
Add/alter single ...
Building Type:
N/A
297 sf conditioned conversion within existing garage for new family room and laundry room. garage expansion to 419sf
Valuation:
$127,000
Permit #:
BIAD23-007836
Status:
issued
Fee:
$4,855
Permit Type:
N/A
Building Type:
N/A
Kitchen-replace cabinets countertops sink and appliances; install led can lighting and electrical outlets; addition water line for water/ice to refrigerator; powered room- replace vanity countertop and faucet; remove brick face of fireplace and frame in for insert; run dedicated line for fireplace
Valuation:
$21,000
Permit #:
D191818
Status:
final
Fee:
$905
Permit Type:
Add/alter single ...
Building Type:
N/A
Remove non load bearing walls to closet to addition shower to master bath; new lighting and exhaust fan; patch up (2) existing doorways
Valuation:
$9,000
Permit #:
D210756
Status:
final
Fee:
$756
Permit Type:
Add/alter single ...
Building Type:
N/A
Master and hall bathroom remodels - hall bathroom replace tub and tile walls. master bathroom remodel replace shower enclosure and replace with tile shower pan. replace vanities counter tops plumbing and electrical fixture. update electrical to code
Valuation:
$18,000
Permit #:
D190490
Status:
final
Fee:
$724
Permit Type:
Add/alter single ...
Building Type:
N/A
Hall bathroom remodel- convert existing tub to shower only; replace toilet vanity sink lighting and exhaust fan; master bath-replace shower enclosure vanity sinks and lighting; install exhaust fan; replace and install new led can lighting in family room kitchen and dining room; replace countertop and sink in kitchen
Valuation:
$20,000
Permit #:
D190267
Status:
final
Fee:
$905
Permit Type:
Add/alter single ...
Building Type:
N/A
Master bathroom remodel-remove wall between vanity and tub; addition wall between vanity and master bedroom; replace existing door with a pocket door; replace toilet sinks and vanity; replace bathtub with shower; install exhaust fan and new lighting; cut addition on to scissor truss to create vaulted ceiling over new shower
Valuation:
$13,000
Permit #:
D190161
Status:
final
Fee:
$544
Permit Type:
Add/alter single ...
Building Type:
N/A
Remodel master bathroom: remove cabinets countertops plumbing fixtures tub/shower and surround. install free standing tub upgrade electrical lighting shower and surround and enclosure
Valuation:
$19,000
Permit #:
BLDG-2020-01223
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Master bathroom remodel: enlarge shower pan and reconfigure space to addition 2nd sink. hall bathroom remodel: expand into adjacent bedroom and reconfigure layout new tub sink toilet
Valuation:
$22,000
Permit #:
D200386
Status:
final
Fee:
$761
Permit Type:
Add/alter single ...
Building Type:
N/A
Remodel master and hall bathrooms like for like. remodel kitchen like for like. adding new led lighting in living room. upgrade lighting in kitchen from flourescent to led
Valuation:
$40,000
Permit #:
BLDG-2019-00006
Status:
final
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Remodel bathroom replace tub tile shower toilet vanity sink faucet paint walls and ceiling throughout condo
Valuation:
$21,000
Permit #:
BLDG-2023-01661
Status:
final
Fee:
$452
Permit Type:
N/A
Building Type:
N/A
152 sq. ft. interior addition (second story ceiling infill); remodel master bathroom; 150 sq. ft. deck addition
Valuation:
$30,000
Permit #:
D210033
Status:
final
Fee:
$1,269
Permit Type:
Add/alter single ...
Building Type:
N/A
Master bathroom remodel: replace shower valve vanity tub toilet addition led lights and lighted medicine cabinets revised 10/26/18 addition 5 led can lights 3 switches 2 sconces and plug in master bedroom
Valuation:
$20,000
Permit #:
D181247
Status:
final
Fee:
$725
Permit Type:
Add/alter single ...
Building Type:
N/A
Water damage repair in kitchen: remove & replace insulation & drywall install pot filler addition 1 cabinet & gfci outlet reinstall hood appliances and counter tops
Valuation:
$18,000
Permit #:
D191117
Status:
final
Fee:
$363
Permit Type:
Add/alter single ...
Building Type:
N/A
Remove and replace sheetrock insulation vanity flooring in garage and upstair hall bathroom (due to watrer leak)
Valuation:
$2,500
Permit #:
BLDG-2020-00199
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Master bathroom remodel-remove bathroom tub and extend vanity; replace sinks exhaust fan flooring vanity toilet shower tile; install or replace lighting
Valuation:
$16,000
Permit #:
D190715
Status:
issued
Fee:
$544
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel - cabinets counters sink faucet appliances. install led modules in existing cans- no new electrical per contractor
Valuation:
N/A
Permit #:
BIAL19-004334
Status:
final
Fee:
$790
Permit Type:
N/A
Building Type:
N/A
Master bathroom remodel: remove tub and install shower pan move non-bearing wall to enlarge bathroom new vanity sink faucets shower valve toilet tile upgrade electrical
Valuation:
$11,000
Permit #:
D181189
Status:
final
Fee:
$723
Permit Type:
Add/alter single ...
Building Type:
N/A
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Gary S Warren Company License info
Verified License
| License # | 838341 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Gary S Warren Company at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C9934 |
| Status | Inactive |
| State | California |
| Type | Architect |
| Business Type | Sole Ownership |
- According to the California Architect License Board, 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 Gary S Warren Company at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
79
Permits
- Building permit records show that Gary S Warren Company has worked on 79 permitted projects.
Gary S Warren Company Employees
GW
Gary Stefan Warren
Sole Owner
MW
Marshall Gary Warren
Owner