Updated: Jun 28, 2026
Location and Projects
Address
33 MYRTLE COURT, Petaluma, CA, 94952
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Redwood Builders Construction
Redwood Builders is a general contractor based in Petaluma, serving residential and commercial clients throughout Sonoma County. The company offers a range of services including accessory dwelling unit (ADU) construction, remodels, barn restoration, and the refurbishment of coastal properties. Founded and led by Dan Harbin, Redwood Builders brings over four decades of construction experience to each project. The team is recognized for providing clear project management, timely updates, and effective communication throughout every stage of construction. Projects have included small residential remodels, extensive property refurbishments, and the repair and remodeling of historic barns. Site lead Ryan Trainor also plays a key role in project leadership. Redwood Builders works closely with clients to deliver cost-effective solutions that align with their vision and requirements.
Redwood Builders Services
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Redwood Builders Contact Information
Phone Number: (559) 730-1511
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Address: 33 MYRTLE COURT, Petaluma, CA 94952
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Redwood Builders Petaluma
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Redwood Builders has a BuildZoom score of 107, which places them above 94% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
2 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Redwood Builders has worked on at least
9.0 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 |
Analyzing permits over the last 4 years shows that Redwood Builders mostly works on
home addition
projects.
Pricing
|
1 project
|
< $5k |
|
3 projects
|
$50k-$100k |
The typical size of their permits is approximately $45,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Kitchen remodel and new window. revised 7.19.22 remodel two bathrooms (145 sf and 107 sf 252 sf total) construct new walls in den replace two windows with larger windows 12/19/22 revision #2 approved: added heat pump (interior and exterior units). new energy report. mwe
Valuation:
$500
Permit #:
B22-2502
Status:
final
Fee:
$846
Permit Type:
N/A
Building Type:
N/A
Truss repair electrical repair garage doors sheetrock tape texture paint carpet and flooring
Valuation:
$70,000
Permit #:
BLD-23-27366
Status:
final
Fee:
$351
Permit Type:
N/A
Building Type:
N/A
E-submittal reroof rplc windows in kind & replace siding (e) single family dwelling
Valuation:
N/A
Permit #:
BLD20-3983
Status:
final
Fee:
$478
Permit Type:
N/A
Building Type:
N/A
Detached a d u; utility area; deck
Valuation:
$300,000
Permit #:
171901
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Interior remodel of an existing 2, 082 sf 4 bedroom 2 1/2 bathroom single family residential dwelling. remodel includes new windows and doors. building footprint does not change
Valuation:
N/A
Permit #:
BLD20-3993
Status:
final
Fee:
$4,956
Permit Type:
N/A
Building Type:
N/A
2017 complex fire 2210 site built single family dwelling mod: 720 sf deck evt17-05180
Valuation:
N/A
Permit #:
BLD19-5826
Status:
final
Fee:
$2,588
Permit Type:
N/A
Building Type:
N/A
Partial interior remodel of an existing 3052 square foot single family dwelling
Valuation:
N/A
Permit #:
BLD21-4904
Status:
final
Fee:
$4,311
Permit Type:
N/A
Building Type:
N/A
Interior remodel of an existing laundry room to addition a bathroom
Valuation:
N/A
Permit #:
BLD21-6011
Status:
final
Fee:
$1,690
Permit Type:
N/A
Building Type:
N/A
Construction of detached 331 s.f. adu with bathroom
Valuation:
$70,000
Permit #:
BLDG-21-0705
Status:
complete
Fee:
$3,959
Permit Type:
N/A
Building Type:
N/A
Sfd- foundation repair
Valuation:
N/A
Permit #:
BLD23-3466
Status:
issued
Fee:
$2,395
Permit Type:
N/A
Building Type:
N/A
Selective demolish of non load bearing interior partitions fixtures finishes & stair per ab-017 accessibility upgrade deferred tenant improvement. under seperate permit. n/a ordinance #155-13
Valuation:
$14,855
Permit #:
201709259504
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
20 - warehouse, n...
Building revision: changes to original master bathroom layout with the same scope but new location for water closet laundry & shower [original desc - interior remodel of master bathroom: addition laundry closet & new finishes]
Valuation:
N/A
Permit #:
BLD22-0727.R01
Status:
complete
Fee:
$497
Permit Type:
N/A
Building Type:
N/A
Hearing services of vallejo
Valuation:
N/A
Permit #:
BC24-00197
Status:
final
Fee:
$223
Permit Type:
New business in c...
Building Type:
N/A
Demolish 672 sf single family dwelling
Valuation:
N/A
Permit #:
DEM19-0879
Status:
final
Fee:
$217
Permit Type:
N/A
Building Type:
N/A
Reside detached water tower used for storage
Valuation:
N/A
Permit #:
BLD18-5928
Status:
final
Fee:
$440
Permit Type:
N/A
Building Type:
N/A
Encroachment - tree removal -public right of way
2018-01-11
Need six parking spaces on water street to put up a deck at sears restaurant
Valuation:
N/A
Permit #:
PWEN-17-2257
Status:
complete
Fee:
$320
Permit Type:
N/A
Building Type:
N/A
Interior remodel of master bathroom: addition laundry closet & new finishes layout will remain the same
Valuation:
N/A
Permit #:
BLD22-0727
Status:
final
Fee:
$1,130
Permit Type:
N/A
Building Type:
N/A
Electrical for septic - grinder pump for caregiver trailer
Valuation:
N/A
Permit #:
BLD17-0339
Status:
final
Fee:
$83
Permit Type:
N/A
Building Type:
N/A
Temporary care giver trailer on wheels - temporary care giver trailer on wheels
Valuation:
$0
Permit #:
TEM17-0006
Status:
Issued
Fee:
$504
Permit Type:
N/A
Building Type:
Residential
Site and building renovations. new landscaping improve pedestrian safety & circulation new outdoor seating. replace windows and roll-up doors with new storefront glazing & roll-up door. clean existing stone facade
Valuation:
$0
Permit #:
DR12-017
Status:
APPROVED
Fee:
$803
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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Avg Project
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Projects
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BZ Score
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Avg Project
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Projects
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Verified License
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Redwood Builders License info
Verified License
| License # | 1014786 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership, Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Redwood Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 850329 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership, Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Redwood Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1009791 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership, 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 Redwood Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 764289 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership, 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 Redwood Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
Insured
| Insurer | Amtrust International Underwriters Limited |
| Insured up to | $2,000,000 |
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | National Liability & Fire Insurance Company |
29
Permits
- Building permit records show that Redwood Builders has worked on 29 permitted projects.
Redwood Builders Employees
CH
Christopher Patrick Harbin
Member
DH
Daniel Walter Harbin
Rmo / Ceo / Pres
KM
Kelly Jack Muncy
Owner
MB
Mark David Burgess
Qualify Partner