Updated: May 17, 2026
Location and Projects
Address
PMB 273 696 SAN RAMON VALLEY BLVD, Danville, CA, 94526
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Greg Muyskens Contractor Construction
Serving the Danville, CA area, Greg Muyskens Contractor Inc brings over three decades of contracting experience to residential projects. With 33 years in the industry, the company manages remodels, renovations, and general contracting services for homeowners. Projects have included kitchen and bathroom remodels, room additions, and whole-home updates tailored to single-family residences. Greg Muyskens, the principal, oversees each phase of construction, coordinating with clients and trade professionals to ensure projects are completed according to specifications. The company works throughout Danville and neighboring communities within Contra Costa County, assisting property owners who want to update or expand their living spaces. Longstanding experience in the local market informs their approach to construction, building codes, and area-specific design considerations.
Greg Muyskens Contractor Inc Services
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Greg Muyskens Contractor Inc Contact Information
Phone Number: (925) 998-4661
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Address: PMB 273 696 SAN RAMON VALLEY BLVD, Danville, CA 94526
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Greg Muyskens Contractor Inc Danville
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Greg Muyskens Contractor Inc has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
2 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Greg Muyskens Contractor Inc has worked on at least
5.0 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
|
3 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that Greg Muyskens Contractor Inc mostly works on
multi-room remodel
projects.
Pricing
|
1 project
|
$100k-$250k |
|
3 projects
|
$250k-$500k |
The typical size of their permits is approximately $385,000. 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 Greg Muyskens Contractor Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Detached adu 470 sf california room w fireplace/outdoor kitchen w/pem
Valuation:
$400,000
Permit #:
B24-018193
Status:
issued
Fee:
$8,009
Permit Type:
N/A
Building Type:
N/A
Adu 1162 sf/gar 280 sf/covered porch 102 sf w pem
Valuation:
$400,000
Permit #:
B22-016641
Status:
final
Fee:
$8,266
Permit Type:
N/A
Building Type:
N/A
Remodel kit family/dining/laundry rooms replace all windows w pem
Valuation:
$160,000
Permit #:
B22-016210
Status:
final
Fee:
$3,505
Permit Type:
N/A
Building Type:
N/A
Addition 1200 sf/remodel 304 sf w/pem
Valuation:
$385,000
Permit #:
B22-016469
Status:
final
Fee:
$8,359
Permit Type:
N/A
Building Type:
N/A
Addition 242 sf remodel kitchen/living/dining w/pem
Valuation:
$212,000
Permit #:
B22-016808
Status:
expired
Fee:
$2,033
Permit Type:
N/A
Building Type:
N/A
Addition 308 sf 290 sf veranda-covered porch remodel kitchen garage w/pem
Valuation:
$129,822
Permit #:
B21-015107
Status:
final
Fee:
$3,248
Permit Type:
N/A
Building Type:
N/A
Addition 232 sf remodel master bedroom/bath 113 sf
Valuation:
$100,000
Permit #:
B23-017552
Status:
final
Fee:
$3,010
Permit Type:
N/A
Building Type:
N/A
Remodel kit fmly lndry great room replace siding roof w pem
Valuation:
$150,000
Permit #:
B20-014450
Status:
final
Fee:
$3,316
Permit Type:
N/A
Building Type:
N/A
Building/residential/crc/recreation conditioned building
2018-01-29
New detached conditioned cabana with attached garage and outdoor bbq 6-19-19 revision- addition ligths in cabana and garage. lu 6/19/18: revised skylight length/no change to skylight height. approved k. dennison
Valuation:
N/A
Permit #:
BICRC18-000866
Status:
final
Fee:
$3,666
Permit Type:
N/A
Building Type:
N/A
Building/residential/crc/recreation conditioned building
2018-01-29
New detached conditioned cabana with attached garage and outdoor bbq 6-19-19 revision- addition ligths in cabana and garage. lu 6/19/18: revised skylight length/no change to skylight height. approved k. dennison
Valuation:
N/A
Permit #:
BICRC18-000866
Status:
final
Fee:
$3,666
Permit Type:
N/A
Building Type:
N/A
530 sq ft addition master bedroom and bathroom addition. covered porch. living dining and bathroom remodel. 584 sq ft covered patio
Valuation:
N/A
Permit #:
BIAD18-005881
Status:
final
Fee:
$6,135
Permit Type:
N/A
Building Type:
N/A
Addition 2 new bay windows (34 sq ft) in the dining room and living room areas. convert 68 sq ft of garage to mudroom
Valuation:
N/A
Permit #:
BIAD20-004697
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel kit laundry w pem
Valuation:
$80,000
Permit #:
B20-014735
Status:
final
Fee:
$2,313
Permit Type:
N/A
Building Type:
N/A
Addition 401 remodel 400 covered porch 113 w/pem
Valuation:
$150,000
Permit #:
B18-012982
Status:
final
Fee:
$2,730
Permit Type:
N/A
Building Type:
N/A
Covered porch 40 remodel 500 w/pem
Valuation:
$110,000
Permit #:
B18-012912
Status:
final
Fee:
$2,721
Permit Type:
N/A
Building Type:
N/A
Addition 518 sf w/pem
Valuation:
$125,000
Permit #:
B18-013081
Status:
final
Fee:
$2,734
Permit Type:
N/A
Building Type:
N/A
Addition 211 sqft relocate bathroom. replace 1 slider addition 2 new sliders & 5 new windows. plumbing mechanical electrical replace 100 amp panel to 200 amp ** 1/19/18 - revision to change large sliding door to french doors per revised plans - bdb **
Valuation:
N/A
Permit #:
BIAD17-006301
Status:
final
Fee:
$4,831
Permit Type:
N/A
Building Type:
N/A
Addition of 693 sq feet of living space and interior renovation to existing residence. addition new roof structure to the house 9/12/2012- revision to foundation and roof over master bedroom./ek-jak
Valuation:
N/A
Permit #:
BIAD12-005502
Status:
final
Fee:
$5,623
Permit Type:
N/A
Building Type:
N/A
Remove kitchen sofit to raise ceiling height and relocate light to new ceiling. replace furnace and air conditioning unit 9/10/14 revision: replace 20 windows and 2 sliding glass doors 10/20/14 revision: remodel kitchen upstairs bathroom and masterbath- convert masterbedroom closet into shower for master bathroom convert bedroom 2 into walk-in closet
Valuation:
N/A
Permit #:
BIAL14-005147
Status:
final
Fee:
$2,858
Permit Type:
N/A
Building Type:
N/A
New 401 sq ft addition to rear of house; interior remodel to kitchen and great room hall bathroom. relocate fau convert (e) laundry room into walk in closet; convert existing garage to utility room; addition new front porch 103 sq ft
Valuation:
N/A
Permit #:
BIAD20-012091
Status:
final
Fee:
$5,628
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Avg Project
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BZ Score
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BZ Score
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Projects
Greg Muyskens Contractor Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Greg Muyskens Contractor Inc License info
Verified License
| License # | 635296 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Greg Muyskens Contractor Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | Business Alliance Insurance Company |
| Bond Value | $15,000 |
76
Permits
- Building permit records show that Greg Muyskens Contractor Inc has worked on 76 permitted projects.
Greg Muyskens Contractor Inc Employees
GM
Gregory Scott Muyskens
Rmo/Ceo/Pres
MM
Mary Margaret Muyskens
Officer