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Updated: Jun 05, 2026
Location and Projects
Address
3236 Dutton Ave, Santa Rosa, CA, 95407
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Wolff Contracting Inc Photos
Wolff Contracting Engineer
Wolff Contracting is a trusted, local Santa Rosa General Contractor committed to being part of rebuilding Sonoma County. Now that we have moved past the October 2017 wildfire cleanup efforts, which Wolff Contracting was notably involved in, we are ready to help you with rebuilding and moving forward. Whether it be site preparation and soil work, new home construction, home rebuilding/remodeling, general demolition or any remaining fire or flood cleanup issues you may be facing, we’re here to help.
From BuildZoom: Wolff Contracting Inc, 3236 Dutton Ave, Santa Rosa, CA (Owned by: Michael Wolff) holds a General Engineering, General Building, Building Moving, Demolition, Plumbing license and 3 other licenses according to the California license board.
Their BuildZoom score of 125 ranks in the top 1% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Wolff Contracting Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Wolff Contracting Inc Services
Start a project today:
Custom Home Build
New Home Construction
Medium Multi-Family New Con...
Other Residential New Const...
Multi-Room Remodel
Kitchen Remodel
Bathroom Remodel
Basement Remodel
Medium Multi-Family Remodel...
Other Residential Remodel
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Hardwood Flooring
Carpets
Laminate Flooring
Other Flooring
Decks and Porches
Doors and Windows
Framing
Wood Fences
Other Carpentry
Garage Construction
Gutters and Flashing
Cabinets
Finish Carpentry
Retaining Walls
Deck Repair
Other Commercial New Constr...
Small Multi-Family Remodel ...
Whole Home Remodel
Sunrooms and Greenhouses
Addition
Vertical Addition
Wolff Contracting Inc Contact Information
Phone Number: (707) 888-2171
Address: 3236 Dutton Ave, Santa Rosa, CA 95407
Wolff Contracting Inc Santa Rosa
Quality
125
99th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Wolff Contracting Inc has a BuildZoom score of 125, which places them above 99% of 336,931 contractors in California.
Activity
|
9 projects
|
2025 |
|
1 project
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Wolff Contracting Inc has worked on at least
14.0 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
|
8 projects
|
Home Additions |
|
3 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that Wolff Contracting Inc mostly works on
home addition
and new construction
projects.
Pricing
|
4 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
The typical size of their permits is approximately $11,630. 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.
Wolff Contracting Inc Reviews
5 out of 5 stars, based on
3
reviews
-
By Susana E.January 19, 2023Kitchen Remodel$43,000
-
By Verified ClientJuly 11, 2018Considered for Bathroom Remodel
Good_communication
-
By Jeff S.July 30, 2015Build Home$250,000270 daysFirst Class Contractor
Built 3 houses for me. Highly recommended. Amazing work.
Building Permits by Wolff Contracting Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
1046 benton st santa rosa ca 95404 the scope involves retrofitting 2 sliding glass doors and replacing the sliders with the 60 x 60 windows that are included with the plan set. there are also 2 corresponding 5'x6 balconies which will be removed as well
Valuation:
$12,760
Permit #:
B25-3696
Status:
waiting for applicant
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct a new detached carport 10x20. part of requirement to being property back to a residential use (see zc24-0135). a separate building permit is required for the change in occupancy from an office (b) to a residential (r-3). ce24-0273. okay to issue per mike enright. planning approval from monet sheikhali
Valuation:
$2,500
Permit #:
B24-2852
Status:
issued
Fee:
$892
Permit Type:
N/A
Building Type:
N/A
Convert existing attached 314 sf garage to adu. there is existing electrical and water service in garage. non loadbearing walls and partitions will be added
Valuation:
$58,540
Permit #:
B25-4371
Status:
waiting for applicant
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of a small exterior roofed area to connect a pair of existing dwelling at zane-wolff veterans village housing project
Valuation:
$2,500
Permit #:
B25-2597
Status:
issued
Fee:
$301
Permit Type:
N/A
Building Type:
N/A
Installation of 4 small exterior roofed areas to connect pairs of existing dwellings at zane-wolff veterans village housing project
Valuation:
$2,500
Permit #:
B25-2596
Status:
issued
Fee:
$301
Permit Type:
N/A
Building Type:
N/A
Installation of 4 small exterior roofed areas to connect pairs of existing dwellings at zane-wolff veterans village housing project
Valuation:
$2,500
Permit #:
B25-2595
Status:
issued
Fee:
$301
Permit Type:
N/A
Building Type:
N/A
Performed emergency repair of broken water line downstream of city meter - all work performed on building side
Valuation:
N/A
Permit #:
B25-1393
Status:
issued
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
Remove existing 2'x8 garage man-door into house frame in drywall texture and paint space to existing wall colour
Valuation:
$2,500
Permit #:
B25-1304
Status:
final
Fee:
$244
Permit Type:
N/A
Building Type:
N/A
Minor tenant improvement for toth chiropractic - to include the demolish of non-bearing interior partitions installation of new non-bearing partitions and the following exterior work approved otc by senior planner susie murray: • replace two windows on the west elevation per attached window materials 001 & 002; • replace front door & divided light surrounding the door on the south ele... see more
Valuation:
$10,000
Permit #:
B21-5465
Status:
final
Fee:
$2,138
Permit Type:
N/A
Building Type:
N/A
Install new fence and gate facing dennis ln and allowing entry/egress from 2056 dennis ln. entrance gate will be relocated towards the west boundary of the property
Valuation:
$15,000
Permit #:
B24-4613
Status:
issued
Fee:
$651
Permit Type:
N/A
Building Type:
N/A
Legalize interior remodel that includes moving the location of the kitchen remodel bathroom attach deck in the rear. remove sea land cargo container from site. ce24-0273 sending for sprinkler determination. required carport under separate permit b24-2852
Valuation:
$20,000
Permit #:
B24-5122
Status:
plancheck
Fee:
$333
Permit Type:
N/A
Building Type:
N/A
Replace electrical runs update wiring at main panel and replace subpanel to meet current codes. revised 02/17/2021: relocate the new 100amp sub-panel to a surface mount in garage. all electrical runs were replaced through this sub-panel. the original sub-panel remained. work performed by lozano electric lic #1039254
Valuation:
N/A
Permit #:
B21-0324
Status:
final
Fee:
$269
Permit Type:
N/A
Building Type:
N/A
New inground gunite pool - wolff residence - 2056 dennis ln
Valuation:
$150,000
Permit #:
B24-4648
Status:
waiting for applicant
Fee:
$2,240
Permit Type:
N/A
Building Type:
N/A
Repair plywood dryrot and new waterproofing on deck
Valuation:
$2,400
Permit #:
RB25-0024
Status:
final
Fee:
$1,072
Permit Type:
Residential
Building Type:
N/A
Interior remodel - relocate kitchen and dining room and create new office. addition 11 sf at new dining room. plans state 45% of total square footage affected - plans sent to srfd for sprinkler determination per j. powell fire sprinklers not required if built per plans. 9/3/2019 revision - addition 21 to (e) bathroom floor space. 9/11/19 revision to kitchen ceiling
Valuation:
$30,000
Permit #:
B19-0047
Status:
final
Fee:
$2,683
Permit Type:
N/A
Building Type:
N/A
Install a new attached 270 sf deck to the rear of the dwelling and install new 7'x7 concrete pad that will hold a new hot tub that will abut the new deck. install a new 220v service shut off for the new hot tub to rear of dwelling conduit to be run from meter down side of dwelling to outlet location. will need to meet 2 of the pool/spa barrier requirements
Valuation:
$5,700
Permit #:
B20-0798
Status:
final
Fee:
$228
Permit Type:
N/A
Building Type:
N/A
Construct new detached 252 sf pool house with 180 sf lanai - electrical improvements only. not for occupancy
Valuation:
$93,000
Permit #:
B23-2203
Status:
final
Fee:
$1,708
Permit Type:
N/A
Building Type:
N/A
Building pool house 434 sq. ft. fire sprinklers to be deferred submittal. (not a dwelling unit)
Valuation:
$40,000
Permit #:
B23-3432
Status:
plancheck
Fee:
$706
Permit Type:
N/A
Building Type:
N/A
Adding closet between two bedrooms wall the closets are being installed in is non-loadbearing
Valuation:
$10,500
Permit #:
B24-5053
Status:
final
Fee:
$1,724
Permit Type:
N/A
Building Type:
N/A
Office remodel for adams-feitz law offices 2021 sf; new finishes new lighting new electrical convert 360 sf detached garage into office space. 2381 sf total. site work including an accessible parking and upgraded ramp included in permit scope of work
Valuation:
$120,000
Permit #:
B15-5650
Status:
final
Fee:
$8,273
Permit Type:
N/A
Building Type:
N/A
Verified License
BuildZoom confirmed this contractor's license
Wolff Contracting Inc License info
Verified License
| License # | 953433 |
| Status | Active |
| State | California |
| Type | General Engineering, General Building, Building Moving, Demolition, Plumbing |
| Class | A, B, C21, C36 |
| Business Type | Corporation |
- BuildZoom has not verified this license since November, 2024.
Verify this license's status for Wolff Contracting Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 953433 |
| Status | Active |
| State | California |
| Type | General Engineering, General Building, Building Moving, Demolition, Plumbing |
| Class | A, B, C21, C36 |
| Business Type | Corporation |
- BuildZoom has not verified this license since November, 2024.
Verify this license's status for Wolff Contracting Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 953433 |
| Status | Active |
| State | California |
| Type | General Engineering, General Building, Building Moving, Demolition, Plumbing |
| Class | A, B, C21, C36 |
| Business Type | Corporation |
- BuildZoom has not verified this license since November, 2024.
Verify this license's status for Wolff Contracting Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 869503 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | 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.
Check this license's status for Wolff Contracting Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
125
BuildZoom Score
Bonded
| Bonded Agent | Hudson Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
49
Permits
- Building permit records show that Wolff Contracting Inc has worked on 49 permitted projects.
Wolff Contracting Inc Employees
MW
Michael Wolff
Owner
TI
Tony Irvin
Project Manager
Endorsed by These Contractors
Santa Rosa, CA
We hired Wolff Contracting to remodel our kitchen. They were knowledgeable, professional, on time every day, explained the process step by step and completed the work in the timeframe they had promised us. Incredibly friendly, trustworthy staff. 10/10 Highly recommend!