Updated: Jun 01, 2026
Location and Projects
Address
230 MOUNTAIN AVE, Sonoma, CA, 95476
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RG Construction
Serving Sonoma and the surrounding areas, RG Construction brings 27 years of experience to residential and commercial construction projects in Northern California. The company’s project portfolio includes remodels and new construction for single-family homes as well as commercial tenant improvements. RG Construction manages all phases of building, from initial site preparation and framing to finish carpentry and interior renovations. Based in Sonoma, the contractor is familiar with the region’s architectural styles and building requirements, ensuring projects meet local codes and client specifications. RG Construction works directly with property owners and business clients throughout the process. Their experience covers both interior and exterior construction, with services that include kitchens, bathrooms, additions, and office buildouts.
RG Construction Services
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RG Construction Contact Information
Phone Number: (951) 760-9576
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Address: 230 MOUNTAIN AVE, Sonoma, CA 95476
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RG Construction Sonoma
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
RG Construction has a BuildZoom score of 100, which places them above 87% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that RG Construction has worked on at least
2.0 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$50k-$100k |
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.
Scope change 11/9/21 mesa: combination building permit for a new detached two story 2 unit adu to an existing single family residence. scope of work includes to include bedrooms bathrooms living room kitchen dining room. base zone rm-1-1 geo haz 53
Valuation:
$343,538
Permit #:
2381122
Status:
issued
Fee:
$6,828
Permit Type:
One family attached
Building Type:
N/A
Tenant improvement - saldana dds dental office interior remodel 1 588sf. interior walls demolish & adding new windows plumbing electrical ceiling & installing hvac. relocate exterior door demolish (2) windows addition new windows
Valuation:
$1
Permit #:
B21-0587
Status:
complete
Fee:
$11,015
Permit Type:
Tenant improvemen...
Building Type:
N/A
Clairmont mesa. combination permit for new addition to an (e) 1 story sdu. work to include addition of new bathroom new plumbing and window. rs 1-7 geo haz 53
Valuation:
$5,691
Permit #:
2323169
Status:
complete
Fee:
$1,538
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
Addition - adding 1 new bedroom & expanding the existing master bedroom bathroom & walk-in closet (395 sq. ft.)
Valuation:
N/A
Permit #:
B20-0894
Status:
complete
Fee:
$3,105
Permit Type:
N/A
Building Type:
N/A
To complete bld05-3020 tenant improvement restaurant kitchen counters (subway shop)
Valuation:
N/A
Permit #:
BLD14-0315
Status:
complete
Fee:
$368
Permit Type:
N/A
Building Type:
N/A
Tierrasanta. combination building permit for conversion of existing loft into (2) bedrooms & full bathroom at existing sdu
Valuation:
N/A
Permit #:
PRJ-1081990
Status:
complete
Fee:
$2,218
Permit Type:
N/A
Building Type:
N/A
Replacing 1 door & 2 windows
Valuation:
$10,000
Permit #:
B18-00168
Status:
ISSUED
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Ocean beach. building and plumbing permits to permit the following unpermitted work: remove extg wood and brick siding install new siding; remove and replace in kind extg posts supporting balcony and overhead; new laundry room; and remove and replace water heater. rm-2-4. coastal (city). geo haz 52. ncc case. historic district
Valuation:
N/A
Permit #:
1730241
Status:
issued
Fee:
$1,559
Permit Type:
Five or more fami...
Building Type:
N/A
Tierrasanta. combination building permit for conversion of existing loft into (2) bedrooms & full bathroom at existing sdu
Valuation:
$57,924
Permit #:
PMT-3206871
Status:
complete
Fee:
$1,654
Permit Type:
N/A
Building Type:
N/A
Digital - mid-city: normal heights. combination permit for detached unpermitted garage/storage conversion to a companion unit to an existing sdu. scope of work includes removal and addition exterior and interior walls new bedroom bathroom kitchen and living room. new windows doors and plumbing. rs-1-7 rm-2-5 cupd-boundary geo haz 52
Valuation:
$54,939
Permit #:
2479669
Status:
issued
Fee:
$1,828
Permit Type:
Add/alt companion...
Building Type:
N/A
Ocean beach. building and plumbing permits to permit the following unpermitted work: remove extg wood and brick siding install new siding; remove and replace in kind extg posts supporting balcony and overhead; new laundry room; and remove and replace water heater. rm-2-4. coastal (city). geo haz 52. ncc case. historic district
Valuation:
$5,432
Permit #:
1708868
Status:
complete
Fee:
$1,559
Permit Type:
Five or more fami...
Building Type:
N/A
Clairmont mesa. combination permit for (e) attached garage conversion to a companion unit with new laundry room added to main house in an (e) sdu lot. rs-1-7 geo haz 52 transit priority area
Valuation:
$41,022
Permit #:
2378135
Status:
complete
Fee:
$2,075
Permit Type:
Add/alt companion...
Building Type:
N/A
Mira mesa: combination permit to demolish existing nonpermitted patio and construct new living room and bedroom w/full bathroom addtion to existing single story dwelling unit. rs-1-14 geo 52
Valuation:
$50,873
Permit #:
1158279
Status:
complete
Fee:
$1,309
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
Mid city- city heights. combination permit for converting an existing closet into a bathroom in an existing 1-story sdu. rs 1-7 geo haz 52 cupd boundary fire brush management
Valuation:
$7,000
Permit #:
1654036
Status:
complete
Fee:
$909
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
Navajo combination permit to addition bedroom & convert extg bedroom to bathroom & closet for extg sdu. rs-1-7/geo haz 52
Valuation:
$18,160
Permit #:
1522721
Status:
complete
Fee:
$1,205
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
Mira mesa; combination building permit for an addition at an existing residence. work to include a new bedroom and a new family room. zone rs-1-14 geo. haz. 52
Valuation:
$44,246
Permit #:
1211145
Status:
complete
Fee:
$1,823
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
Ocean beach. building and plumbing permits to permit the following unpermitted work: remove extg wood and brick siding install new siding; remove and replace in kind extg posts supporting balcony and overhead; new laundry room; and remove and replace water heater. rm-2-4. coastal (city). geo haz 52. ncc case. historic district
Valuation:
N/A
Permit #:
1723734
Status:
complete
Fee:
$1,559
Permit Type:
Five or more fami...
Building Type:
N/A
Ocean beach. building and plumbing permits to permit the following unpermitted work: remove extg wood and brick siding install new siding; remove and replace in kind extg posts supporting balcony and overhead; new laundry room; and remove and replace water heater. rm-2-4. coastal (city). geo haz 52. ncc case. historic district
Valuation:
N/A
Permit #:
1708869
Status:
complete
Fee:
$1,559
Permit Type:
Five or more fami...
Building Type:
N/A
Ocean beach: building permit for 2 exterior stair replacement at a exisitng apartment complex. no mpe's. zone rm-2-4 geo haz 31/52 1st public rdwy cst-app floodplains 100. built in 1955. ob cottage emer district
Valuation:
$4,320
Permit #:
1704698
Status:
complete
Fee:
$852
Permit Type:
Acc struct to 3+ ...
Building Type:
N/A
College area. combination permit for (n) bathroom addition to (e) 1-story sdu. rs 1-7 geo haz 53 fire brush management see project #495964 for historic determination
Valuation:
$6,627
Permit #:
1804844
Status:
complete
Fee:
$1,110
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
RG Construction License info
Verified License
| License # | 746491 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for RG Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 901620 |
| Status | Inactive |
| State | California |
| Type | Prefabricated Equipment |
| Business Type | Sole Ownership |
- 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 RG Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 833856 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- 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 RG Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
25
Permits
- Building permit records show that RG Construction has worked on 25 permitted projects.
RG Construction Employees
RG
Ricardo Alfonso Gonzalez
Owner
RG
Robert Carrillo Gonzalez
Sole Owner
RG
Robert Richard Gomez
Sole Owner
Thank you RG Construction! It has been a pleasure to have been working with you for all of these years and we look forward to working with you more in the future! Much appreciated!