Updated: Jun 24, 2026
Location and Projects
Address
394 RIVERSIDE AVE, Bristol, CT, 06010
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Cornerstone Electrical Services
Cornerstone Electrical Services, 394 Riverside Ave, Bristol, CT holds a Home Improvement Contractor license according to the Connecticut license board.
Their BuildZoom score of 108 ranks in the top 5% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Cornerstone Electrical Services, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cornerstone Electrical Services Contact Information
Phone Number: (860) 325-0179
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Address: 394 RIVERSIDE AVE, Bristol, CT 06010
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Cornerstone Electrical Services Bristol
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cornerstone Electrical Services has a BuildZoom score of 108, which places them above 95% of 12,093 contractors in Connecticut.
Activity
|
18 projects
|
2025 |
|
19 projects
|
2024 |
|
16 projects
|
2023 |
Our building permit records indicate that Cornerstone Electrical Services has worked on at least
53.0 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
|
5 projects
|
Home Additions |
|
53 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Cornerstone Electrical Services mostly works on
electrical project
and home addition
projects.
Pricing
|
39 projects
|
< $5k |
|
11 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
The typical size of their permits is approximately $2,688. 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 Cornerstone Electrical Services
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install wiring for new garage doors (2) new wall receptacle circuit (3 outlets) exterior receptacles (2) and addition (3) 8’ strip lights. rewire rear patio light fixture and install proper egress 3-way switches to accommodate new man door. install dedicated circuit for exhaust vent fan. install wiring for (2) rear spot lights. repurpose existing 60 amp feeder for new sub panel in gar... see more
Valuation:
$1,995
Permit #:
25-100E
Status:
expired
Fee:
$55
Permit Type:
Electric
Building Type:
N/A
Demolish & remove old wiring in kitchen for recessed can lights -secure existing romex feeds to firing strips in kitchen & bring up to code - exposed live wire above drop ceiling needs to be junctioned and made safe - secure existing romex in bathroom to ceiling joists for proper means of support -install hardwired smokes/co & smoke detectors in code compliant locations throughout uni... see more
Valuation:
$1,000
Permit #:
25-54E
Status:
complete
Fee:
$77
Permit Type:
Electric (residen...
Building Type:
N/A
Remove wiring from old work shop to facilitate new master bedroom. reuse existing circuits and install required afci breakers to meet code requirements. install wiring for ceiling chandelier and two recessed lights in walk in closet
Valuation:
$1,815
Permit #:
E-25-0018
Status:
final
Fee:
$29
Permit Type:
Electrical wiring
Building Type:
N/A
Rework existing lighting and receptacle circuits to accommodate new office space (5 in total). install wiring for switched receptacles in each office. disconnect troffer lights. addition wiring for kitchenette new bathroom including receptacle circuit for bathroom fan. install circuit for sauna. install circuit for oscillating fans in yoga room. wiring for lighted sign in front entry ... see more
Valuation:
$8,000
Permit #:
25-186E
Status:
complete
Fee:
$190
Permit Type:
Electric
Building Type:
N/A
Furnish and install #6 awg copper cabling and 2 pole 50a circuit breaker for customer supplied level 2 ev charger (emporia pro charger w/load management equipment integrated). we will install customer supplied ev charger in garage and properly set up emporia vue energy management equipment into load center with correct configuration. we will test with customer vehicle to confirm prope... see more
Valuation:
$1,425
Permit #:
PREL202504408
Status:
issued
Fee:
N/A
Permit Type:
New
Building Type:
One family dwelli...
Kitchen remodel: ensure proper circuitry for the kitchen small appliance circuits microwave range dishwasher disposal and refrigerator. install (2) pendent lights over island. move dining room light switch to other side of doorway. install wiring for sink light. install tape lighting under cabinets. addition sub panel and swap out overloaded circuits from main panel into sub panel and... see more
Valuation:
$3,000
Permit #:
E-24-0506
Status:
issued
Fee:
$43
Permit Type:
Electrical wiring
Building Type:
N/A
Hardwired installation of customer's purchased tesla level 2 wall mounted ev charger. black box load management device to be installed. 50amp circuit #6awg wire - charger output set to 40amps (9.6kw) per manufacturer's specifications
Valuation:
$2,520
Permit #:
PREL202505384
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
Must verify
Hardwired installation of homeowner's company provided chargepoint home flex cph-50 ev charging station. run circuit through customer's basement and along garage wall to far side of garage per customer's request/desired charging location
Valuation:
$2,688
Permit #:
E-24-0305
Status:
issued
Fee:
$43
Permit Type:
Electrical wiring
Building Type:
N/A
Hardwired installation of customer's purchased emporia level 2 ev charger - 60amp circuit #6awg - charger output set to 48amps (11.5kw). circuit run from panel to customer's desired installation location in garage
Valuation:
$1,486
Permit #:
25-138E
Status:
complete
Fee:
$71
Permit Type:
Ev charging station
Building Type:
N/A
Installation of company supplied chargepoint cph-50 ev charger in detached garage building utilizing homeowner's existing 100amp sub-panel (access to main house and 200amp panel unavailable) and we will furnish black box innovations electric vehicle energy manager for 100amp size panel and install 50amp circuit for hard wired installation of level 2 wall mounted charger. the black box... see more
Valuation:
$2,408
Permit #:
24-187E
Status:
expired
Fee:
$96
Permit Type:
Elc- generator/ev...
Building Type:
N/A
Install customer purchased chargepoint home flex cph-50 level 2 wall mounted electric vehicle charger. new 50amp circuit with charger derating applied. installation in customer's requested location
Valuation:
$1,599
Permit #:
E-24-0459
Status:
issued
Fee:
$29
Permit Type:
Electrical wiring
Building Type:
N/A
Install new 20kw kohler automatic generator system. install transfer switch with new main breaker next to electrical panel. ensure proper separation of grounds and neutrals in electrical panel
Valuation:
$12,000
Permit #:
24-259E
Status:
expired
Fee:
$206
Permit Type:
Electrical (resid...
Building Type:
N/A
Install new 20kw kohler automatic generator system. install transfer switch with new main breaker next to electrical panel. ensure proper separation of grounds and neutrals in electrical panel
Valuation:
$12,000
Permit #:
24-258E
Status:
expired
Fee:
$206
Permit Type:
Electrical (resid...
Building Type:
N/A
Install new 20kw kohler automatic generator system. install transfer switch with new main breaker next to electrical panel. ensure proper separation of grounds and neutrals in electrical panel
Valuation:
$13,802
Permit #:
25-144E
Status:
approved
Fee:
$291
Permit Type:
Electrical (resid...
Building Type:
N/A
Install dedicated 20amp circuit to new basement bathroom wire bathroom fan gfci outlet and vanity light. install outlet for waste water up pump
Valuation:
$1,000
Permit #:
25-93E
Status:
complete
Fee:
$38
Permit Type:
Electric
Building Type:
N/A
Emergency service change needed for non functioning main breaker. customers opting to upgrade service from 100 to 200amps. new 200amp meter socket new 200amp electrical panel and all bonding and grounding systems will be brought up to nec standards
Valuation:
$3,500
Permit #:
E-22-0462
Status:
final
Fee:
$57
Permit Type:
Electric service ...
Building Type:
N/A
Reroute electrical conduit for generator to accommodate new pool installation. reuse portion of old generator conduit for power out to new pool shed as well as pool pump circuit salt generator system pool lights and auto cover
Valuation:
$4,000
Permit #:
24-189E
Status:
expired
Fee:
$82
Permit Type:
Electrical (resid...
Building Type:
N/A
Demolish existing electrical; install new circuits and lighting for typical office renovation. furnish and install life safety egress lighting led flat panel ceiling lights canopy entrance lights wiring for 1 air conditioning condensing unit; rearrange existing feeders to rear tenant space as required. rough wire for cabling for 12 voice/data outlets and 2 printer outlets. building pe... see more
Valuation:
$48,000
Permit #:
MISC-ELC-23-000737
Status:
complete
Fee:
$1,789
Permit Type:
Alteration
Building Type:
Commercial
Install 14 new recessed lights in new finished basement. install all new plugs at existing locations and new locations to bring up to code standards. install co smoke detector. install (2) 8ft electric baseboard heaters
Valuation:
$2,921
Permit #:
E-23-0223
Status:
issued
Fee:
$43
Permit Type:
Electrical wiring
Building Type:
N/A
During demolition stage disconnect and provide air gap between line voltage and all circuit wiring throughout job site to facilitate removal of wiring by demolition crew ces shall furnish and make ready temporary lighting and receptacles as outlined by banyan construction ces will install wiring system for receptacles switching lighting fixtures fans air conditioning systems (line sid... see more
Valuation:
$29,855
Permit #:
MISC-ELC-23-000614
Status:
complete
Fee:
$1,153
Permit Type:
Alteration
Building Type:
Commercial
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Cornerstone Electrical Services Reviews
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Verified License
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Cornerstone Electrical Services License info
Verified License
| License # | HIC.0672081 |
| Status | Active |
| State | Connecticut |
| Type | Home Improvement Contractor |
| Date Issued | 04-01-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Cornerstone Electrical Services at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
154
Permits
- Building permit records show that Cornerstone Electrical Services has worked on 154 permitted projects.