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Location and Projects

Address
420 LAKEVILLE STREET, Petaluma, CA, 94952
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Northbay Sunspace Construction

Serving homeowners and property owners throughout Petaluma and the greater North Bay area, Northbay Sunspace specializes in designing and installing sunrooms, patio enclosures, and screen rooms. With 37 years of experience, the company works with aluminum and glass enclosure systems to create additional living spaces that enhance both residential homes and light commercial properties. Northbay Sunspace offers customized sunroom solutions, including insulated roof systems, weatherproof materials, and a range of window and door options to suit varying needs. The team assists clients from the initial design phase through completion, focusing on maximizing natural light and usable square footage. Project examples include all-season sunrooms, porch conversions, and screened-in patios, designed to blend with existing structures while providing energy efficiency and year-round comfort.

Northbay Sunspace Contact Information

Phone: (707) 769-8553 Edit
Address: 420 LAKEVILLE STREET, Petaluma, CA 94952 Edit

Northbay Sunspace Petaluma

Quality

105
92nd percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Northbay Sunspace has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.

Activity

6 projects
 2025
6 projects
 2024
7 projects
 2023
Our building permit records indicate that Northbay Sunspace has worked on at least 19.0 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.

Experience

9 projects
 Home Additions
4 projects
 New Constructions
Analyzing permits over the last 4 years shows that Northbay Sunspace mostly works on home addition and new construction projects.

Pricing

1 project
 < $5k
2 projects
 $5k-$20k
8 projects
 $20k-$50k
2 projects
 $50k-$100k
Value Not Public: 7.0 projects
The typical size of their permits is approximately $39,860. 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 Northbay Sunspace

Sort by: Notable Notable | Date Date | Job Value Job Value

This is a sample of this contractor's permits. Click here to access their complete permit history.

Residential addition-alteration
6251 Meadowstone Dr, Santa Rosa, CA, 95409
2025-07-08
Remove existing patio cover. addition extra support to the existing deck. install new 206 sf patio cover with enclosure walls. install new circuit plugs switches and lights
Valuation:
$39,980
Permit #:
B25-0067
Status:
final
Fee:
$454
Permit Type:
N/A
Building Type:
N/A
Building
130 Belgrave Ave, San Francisco, CA, 94117
2024-08-07
Revision to solarium replacement project bpa#202307142235: to ensure privacy which has been compromised by neighbor. construction of an addition with windows that have views into the owner's ome change clear glass to reflectiive in designated solarium glazed panels & replace designated wood
Valuation:
$4,730
Permit #:
202403228407
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Residential addition-alteration
6716 Fairfield Dr, Santa Rosa, CA, 95409
2024-09-26
Tear down a patio cover. pour a new concrete slab. building a new four seasons patio room with electrical plugs switches exterior lights and a ceiling fan. sheetrock the house wall
Valuation:
$49,980
Permit #:
B24-2039
Status:
final
Fee:
$356
Permit Type:
N/A
Building Type:
N/A
Building
130 Belgrave Ave, San Francisco, CA, 94117
2024-05-01
Commencement of work not started under previously approved permit 200902111893. in-kind replacement of existing 3rd floor solarium at the back of the house
Valuation:
$75,000
Permit #:
202307142235
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Building permit with plan check
160 Lupine Close, The Sea Ranch, CA, 95497
2024-03-05
Building a new four seasons 10ft x 22ft patio enclosure on an existing deck over living space with electrical plugs switches and ceiling fan
Valuation:
N/A
Permit #:
BLD24-1360
Status:
issued
Fee:
$960
Permit Type:
N/A
Building Type:
N/A
Residential addition-alteration
8846 Oakmont Dr, Santa Rosa, CA, 95409
2022-02-08
Install a new 364 sf pergola roof mount style patio cover attached. polycarbonate sheeting on top. install (1) electrical outlet and (2) switches for fan
Valuation:
$13,980
Permit #:
B21-5313
Status:
final
Fee:
$176
Permit Type:
N/A
Building Type:
N/A
Building permit with plan check
820 E Railroad Ave, Cotati, CA, 94931
2025-10-08
New four seasons patio enclosure 24ft x 40ft with electrical outlets switches and lights. install new slab and perimeter footings
Valuation:
N/A
Permit #:
BLD24-7617
Status:
final
Fee:
$3,201
Permit Type:
N/A
Building Type:
N/A
Building
230 Gambier St, San Francisco, CA, 94134
2022-11-29
Remove existing deck. building new deck. install new patio enclosure. install electrical outlets switches and lights
Valuation:
$71,560
Permit #:
202211297270
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Electrical
175 Miraloma Dr, San Francisco, CA, 94127
2021-10-13
Moving an existing light to exterior of nw coverted patio. adding exterior gfci outlets to outside of new coverted patio. install ceiling light off existing circuits. 2 lights 1 receptalce
Valuation:
N/A
Permit #:
E202109235766
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
B alterations or additions
19 Tara Ln, Novato, CA, 94945
2023-03-21
Remove an existing 6'x16 patio enclosure on the existing deck and replace it with
Valuation:
$21,960
Permit #:
B2022-2535
Status:
final
Fee:
$1,551
Permit Type:
Residential
Building Type:
N/A
Building permit with plan check
1295 Burnside Rd, Sebastopol, CA, 95472
2023-11-27
Install a duralum aluminum 364 sq ft lattice pergola on an existing deck. also install a retractable 66 sq ft sun screen over a south facing 8050 window
Valuation:
N/A
Permit #:
BLD23-4571
Status:
final
Fee:
$833
Permit Type:
N/A
Building Type:
N/A
Building permit with plan check
3511 Matanzas Creek Ln, Santa Rosa, CA, 95404
2023-05-17
Evt17-05447- building a new 13 x 20 duralum aluminum patio cover on an existing deck
Valuation:
N/A
Permit #:
BLD23-1178
Status:
final
Fee:
$529
Permit Type:
N/A
Building Type:
N/A
B alterations or additions
668 Olive Ave, Novato, CA, 94945
2023-11-21
Pour a new concrete slab. building a new patio enclosure with electrical plugs switches and lights
Valuation:
$39,980
Permit #:
B2023-1977
Status:
final
Fee:
$2,280
Permit Type:
Residential
Building Type:
N/A
Building
2047 22nd Ave, San Francisco, CA, 94116
2025-07-01
Construct a sunroom at the back of the building
Valuation:
$34,380
Permit #:
202507019860
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Building
1145 Portello Ln, Windsor, CA, 95492
2024-12-19
Install 16'x20 duralum patio cover w 1 switch for fan & st
Valuation:
$16,860
Permit #:
B24-0540
Status:
final
Fee:
$868
Permit Type:
Accessory structures
Building Type:
N/A
B alterations or additions
1966 Benton Ln, Novato, CA, 94945
2023-03-07
Install new deck install new footings
Valuation:
$39,860
Permit #:
B2022-1984
Status:
final
Fee:
$1,349
Permit Type:
Residential
Building Type:
N/A
Residential alteration remodel repair
10 Eastside Cir, Petaluma, CA, 94954
2022-07-13
Install new patio enclosure and patio covers on (e) slab with footings & electrical plans switches and lights
Valuation:
$36,980
Permit #:
BLDR-2022-0213
Status:
complete
Fee:
$1,803
Permit Type:
N/A
Building Type:
N/A
Residential addition-alteration
6574 Stonecroft Ter, Santa Rosa, CA, 95409
2022-06-30
Building 14 x 24 patio enclosure w/electrical
Valuation:
$54,860
Permit #:
B21-6737
Status:
final
Fee:
$201
Permit Type:
N/A
Building Type:
N/A
Minor construction
67 San Benito Way, Novato, CA, 94945
2021-06-02
Install a durable prestructed patio cover on the rear fo the home 13 x 35 x 9 with switches lights
Valuation:
$16,560
Permit #:
B2021-0247
Status:
final
Fee:
$587
Permit Type:
Residential
Building Type:
N/A
Building
175 Miraloma Dr, San Francisco, CA, 94127
2021-10-13
Install a four season patio greenhouse enclosure 14'4"x11'7 on an (e) roof deck w eletrical work
Valuation:
$28,650
Permit #:
201911016229
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...

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