Updated: Jun 27, 2026
Location and Projects
Address
312 NANCY LN, Vacaville, CA, 95687
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Golden State Comfort Systems HVAC/Mechanical Contractor
Golden State Comfort Systems, 312 Nancy Ln, Vacaville, CA (Employees: Eddie Joseph Gumataotao, Golden State Electrical Innovations, and Gregory Joel Vogel) holds a Electrical license and 5 other licenses according to the California license board.
Their BuildZoom score of 113 ranks in the top 3% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Golden State Comfort Systems, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Golden State Comfort Systems Contact Information
Phone Number: (707) 207-5351
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Address: 312 NANCY LN, Vacaville, CA 95687
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Golden State Comfort Systems Vacaville
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Golden State Comfort Systems has a BuildZoom score of 113, which places them above 97% of 336,931 contractors in California.
Activity
|
7 projects
|
2025 |
|
8 projects
|
2024 |
|
9 projects
|
2023 |
Our building permit records indicate that Golden State Comfort Systems has worked on at least
24.0 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
|
17 projects
|
HVAC projects |
|
6 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Golden State Comfort Systems mostly works on
hvac project
and mechanical project
projects.
Pricing
|
1 project
|
< $5k |
|
13 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
The typical size of their permits is approximately $12,950. 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 Golden State Comfort Systems
This is a sample of this contractor's permits. Click here to access their complete permit history.
Legacy - web residential hvac hvac split system
2025-03-20
Replace air conditioning condenser evaporator coil and furnace
Valuation:
$13,500
Permit #:
WEB25-00050
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Upgrading the main electrical service to a 200a solar ready a.m.p. qualified metered main panel existing panel is 100a service is overhead feed **mc2442b1200esv**
Valuation:
$5,200
Permit #:
EW22-0552
Status:
final
Fee:
$545
Permit Type:
N/A
Building Type:
N/A
Legacy - web residential hvac hvac split system
2025-08-14
R/r (2) air conditioning coil furnace
Valuation:
$18,000
Permit #:
WEB25-00626
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2023-07-26
None
Valuation:
$500,000
Permit #:
MISC2023-01143
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Upgrade 100a surface main panel to a 200a solar ready main panel **siemens mc2442b1200esv **
Valuation:
$5,000
Permit #:
EW23-0179
Status:
issued
Fee:
$544
Permit Type:
N/A
Building Type:
N/A
Replacing furnace like for like
Valuation:
N/A
Permit #:
B25-01177
Status:
issued
Fee:
$418
Permit Type:
Residential
Building Type:
N/A
Legacy - web residential hvac air conditioner
2025-04-08
R/r air conditioning coil
Valuation:
$7,750
Permit #:
WEB25-00757
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Master bathroom guest bathroom kitchen and laundry remodel new service upgrade like for like
Valuation:
N/A
Permit #:
EW202203202179
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Upgrading 100a main to a 200a solar ready main panel
Valuation:
$5,500
Permit #:
BIE23-000040
Status:
final
Fee:
$229
Permit Type:
N/A
Building Type:
N/A
Install emt in garage for switch and lighting and update existing receptacles to gfci. 6 lights 1 switch and receptacles (3 new and 4 existing)
Valuation:
N/A
Permit #:
E20201120522
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
R&r furnace air conditioning and coil. like for like same location
Valuation:
$11,000
Permit #:
WEB24-01136
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. not
2021-04-07
Remove and replace like for like air conditioning coil and furnace. afue 80% seer 14 80 btu
Valuation:
$13,500
Permit #:
MISR2021-02188
Status:
complete
Fee:
$384
Permit Type:
N/A
Building Type:
N/A
Addition new air conditioning coil furnace ducts
Valuation:
$23,500
Permit #:
WEB24-01301
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Relocate and upgrade main service to the house
Valuation:
$6,500
Permit #:
BLD2024-05181
Status:
canceled
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning addition ductless minisplit
Valuation:
N/A
Permit #:
1808-0085
Status:
final
Fee:
$63
Permit Type:
HVAC split system
Building Type:
N/A
R/r furnace air conditioning & coil
Valuation:
N/A
Permit #:
2208-0383
Status:
issued
Fee:
$71
Permit Type:
HVAC split system
Building Type:
N/A
Replace furnace heat pump and coil. same locations
Valuation:
$13,000
Permit #:
BLD-23-67
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition new ductless mini split & (1) indoor unit
Valuation:
$5,500
Permit #:
XM-23-55
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace panel to 200a
Valuation:
$5,000
Permit #:
2204-0195
Status:
issued
Fee:
$67
Permit Type:
Electrical srvc c...
Building Type:
N/A
Air conditioning coil and furnace replacement
Valuation:
$11,500
Permit #:
2105-0002
Status:
issued
Fee:
$65
Permit Type:
HVAC split system
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Golden State Comfort Systems License info
Verified License
| License # | 1104337 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Partnership, Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Golden State Comfort Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1022748 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Partnership, Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Golden State Comfort Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1017220 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Partnership, Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Golden State Comfort Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 033961 |
| Status | Active |
| State | Idaho |
| Business Type | Partnership, Corporation |
- When BuildZoom last verified this license, it had an expiration date of March, 2024. Check the current license status of Golden State Comfort Systems with the Idaho Division of Building Safety
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1025699 |
| Status | Inactive |
| State | California |
| Type | Electrical |
| Business Type | Partnership, Corporation |
- According to the California Contractors State 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 Golden State Comfort Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 809045 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Partnership, Corporation |
- According to the California Contractors State 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 Golden State Comfort Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Sentinel Insurance Company Ltd |
318
Permits
- Building permit records show that Golden State Comfort Systems has worked on 318 permitted projects.
Golden State Comfort Systems Employees
EG
Eddie Joseph Gumataotao
Sole Owner
GI
Golden State Electrical Innovations
GV
Gregory Joel Vogel
Qualify Partner
JR
Johnathan Robert Richey
Rmo / Ceo / Pres
MB
Mark Steven Behm
General Partner