Updated: Apr 16, 2026
Location and Projects
Address
3218 LLANO STREET, San Mateo, CA, 94403
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Dennis Coffey Construction
Serving San Mateo and the surrounding Bay Area, Dennis Coffey Construction specializes in residential remodeling and renovation projects. With 15 years of experience, the company handles a range of services including kitchen and bathroom remodels, room additions, and general home improvements. Projects often include updates to single-family homes, as well as structural modifications and interior upgrades tailored to each client’s preferences. Dennis Coffey Construction manages both small-scale renovations and larger projects, offering expertise in layout changes, fixture installations, and finish carpentry. The business is known for working closely with homeowners throughout the construction process, providing clear communication and detailed project planning. Each project is managed to completion, ensuring all aspects of construction—from demolition to final finishes—are addressed with professional oversight. The company focuses primarily on residential properties in San Mateo and adjacent neighborhoods.
Dennis Coffey Construction Services
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Dennis Coffey Construction Contact Information
Phone Number: (650) 270-7808
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Address: 3218 LLANO STREET, San Mateo, CA 94403
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Dennis Coffey Construction San Mateo
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Dennis Coffey Construction has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.
Activity
|
1 project
|
2024 |
Our building permit records indicate that Dennis Coffey Construction has worked on at least
1.0 project over the past 2 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
|
$5k-$20k |
|
1 project
|
$20k-$50k |
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 Dennis Coffey Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
(1) replace 12 windows throughout home install new exterior and new landing in bedroom #1. (2) like for like kitchen remodel (3) like for like bathroom remodel. (3) electrical service upgrade to from 100 to 200 amps. (4) removing old furnance and installing a new heat pump (in the attic) revision 1 - correcting scope of work - replacing finance with new furnace. (no ac)
Valuation:
$40,000
Permit #:
BD-2023-289015
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
- addition of three beams above the kitchen/dining area master bedroom and master bathroom. - reconfiguring the hallway laundry closet two bathrooms and kitchen/dining with new fixtures appliances lighting and electrical. - r/r all of the windows doors - addition of 11 posts with footings in the basement. - r/r the hvac unit in the basement with the condensing units outside. - new ta... see more
Valuation:
$89,602
Permit #:
2018 126895 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
10 x 12 tuff shed with electrical in the backyard - 50 amp sub main panel - non habitable
Valuation:
$8,500
Permit #:
MEP-2023-290171
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Legalize 29 gallon rheem gas water heater in the garage
Valuation:
$500
Permit #:
MEP-2023-290679
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Shower/tub combo to shower vanity sinks faucets vent fan
Valuation:
N/A
Permit #:
BRES2018-423
Status:
final
Fee:
$1,479
Permit Type:
Bathroom remodel_434
Building Type:
N/A
Installation of power pole
Valuation:
N/A
Permit #:
2019 115310 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Remodel master bathroom
Valuation:
N/A
Permit #:
BLD2018-00860
Status:
final
Fee:
$932
Permit Type:
Bathroom remodel
Building Type:
N/A
Total 1000sf: remodel kitchen and bathroom. bedroom to be converted into more space for kitchen new pantry and new laundry room. addition new island in kitchen. adjustments to living and dining area. areas to include new finishes and updates to fireplace
Valuation:
$60,000
Permit #:
BD-2021-280334
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition of 176 sq ft to an existing single family residence 1) reconfigure the kitchen dining bathroom hallway bedroom and one bedroom eliminated 2) new tankless water heater 3) remove and replace all windows and patio sliders 4) remove existing fireplace 5) addition of new front and rear cover porch 6) addition of 4 skylights **rev delta 2: addition is 537 sf** 1/23/20 jm 7) create ... see more
Valuation:
$122,498
Permit #:
2019 107766 RS
Status:
final
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Deck repair with pier repair
Valuation:
N/A
Permit #:
DEV19-2152
Status:
final
Fee:
$443
Permit Type:
N/A
Building Type:
N/A
Non structural kitchen remodel new plumbing fixtures upgrade electrical and replace subpanel
Valuation:
N/A
Permit #:
DEV22-1941
Status:
final
Fee:
$2,102
Permit Type:
N/A
Building Type:
N/A
Interior remodel (150 sf): (n) wall in m. bedroom to create new office convert (e) office space into (n) master bathroom replace (e) tub in guest bathroom into (n) shower
Valuation:
$25,000
Permit #:
BD-2017-261966
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential master bathroom remodel remove tub/vanity replace with shower and new vanity
Valuation:
$15,000
Permit #:
20000-00054
Status:
final
Fee:
$677
Permit Type:
N/A
Building Type:
N/A
New interior door to be installed 3/4 hr fire rated door between the garage and the tradesman's walkway to the exterior sidealk and the rear yard
Valuation:
$5,000
Permit #:
201111179114
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Kitchen remodel new finishes throughout + demolish fire place
Valuation:
$47,000
Permit #:
20000-01608
Status:
final
Fee:
$1,213
Permit Type:
N/A
Building Type:
N/A
Interior remodel with structural changes 1/31/12 - structural revision per plans - bw
Valuation:
N/A
Permit #:
BIAL12-000122
Status:
final
Fee:
$3,281
Permit Type:
N/A
Building Type:
N/A
E - s u b : k i t c h e n r e m o d e l
Valuation:
$50,000
Permit #:
B22-0006
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Single family (alteration/repair) - kitchen & bathroom remodel (flat)
2015-09-10
Bathroom remodel (40 sf) to include m, e, p's
Valuation:
$15,000
Permit #:
BD-2015-254596
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Dryrot on 4 x 6 beam
Valuation:
N/A
Permit #:
11-0798
Status:
approved
Fee:
N/A
Permit Type:
Repair_na
Building Type:
N/A
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Dennis Coffey Construction License info
Verified License
| License # | 961877 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Dennis Coffey Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
15
Permits
- Building permit records show that Dennis Coffey Construction has worked on 15 permitted projects.
Dennis Coffey Construction Employees
DC
Dennis Michael Coffey
Owner