Updated: May 11, 2026
Location and Projects
Address
664 GILMAN STREET, Palo Alto, CA, 94301
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Northwall Builders Construction
Founded in Palo Alto in 1996, NorthWall Builders Inc. specializes in new custom homes and major remodels throughout the mid-Peninsula, including Atherton, Menlo Park, and Palo Alto. The company was established by Mark Moragne and Stephen Reller, with Brad Bennigson and Wakey Mist joining as senior partners in 2005. NorthWall Builders focuses on residential projects and takes a comprehensive approach that emphasizes open communication between homeowners and project teams during every phase of construction. Their experience covers all aspects of fine homebuilding, managing complex remodels and ground-up new construction for clients seeking high-quality results. The firm is recognized for its understanding of both the technical and aesthetic aspects of building in sought-after Bay Area neighborhoods.
Northwall Builders Inc Services
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Northwall Builders Inc Contact Information
Phone Number: (650) 328-0830
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Address: 664 GILMAN STREET, Palo Alto, CA 94301
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Building Permits by Northwall Builders Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
New 7 369 sf single-single story single-family residence a 916 sf attached garage
Valuation:
$5,717,200
Permit #:
BLD2022-00392
Status:
issued
Fee:
$128,649
Permit Type:
New construction
Building Type:
N/A
New detached accessory building ( gym ) of 890 sq. ft for a gym gym bathroom sauna and pool storage with a covered porch
Valuation:
$267,000
Permit #:
BLD2022-00479
Status:
issued
Fee:
$6,433
Permit Type:
New construction
Building Type:
N/A
Remodel (e) 2 bedroom cottage eliminate (e)two exterior windows addition one new window and replace all existing windows interior remodel includes remodeling kitchen and bathroom change layout for rooms and eliminate office one update lighting and switches new vaulted ceiling in living room. legalize tank water heater at side yard. addition front and rear deck
Valuation:
$150,000
Permit #:
19000-03317
Status:
final
Fee:
$3,227
Permit Type:
N/A
Building Type:
N/A
New two story single family home with air conditioning and boiler. new landscaping throughout.(batched outside to shum coda)
Valuation:
$930,000
Permit #:
19000-03181
Status:
final
Fee:
$19,531
Permit Type:
N/A
Building Type:
N/A
#scanned# new sfd: & attached 2nd unit: 5 bedroom 4.5 bths attached 2 car garage retaining walls trellis covered patio 2nd floor deck (temporary power pole under bld2016-01389) resubmittal # 1 - pvt - 08/01/2016 response to comments planning building health & public works & geo. 3 revised sets resubmittal # 2 - pvt - 08/15/2016 landscape plans revised & new sheets l4.0 thru l4.05 irri... see more
Valuation:
N/A
Permit #:
BLD2016-00740
Status:
final
Fee:
$48,886
Permit Type:
N/A
Building Type:
N/A
19-342: revision - new 383 sf accessory structure - changes to roof slopes and dormer; master bathroom plan updates electrical closet at garage removal of below grade equipment vault at main house addition of pool equipment crawl sapce and access at adu
Valuation:
N/A
Permit #:
19REV-00664
Status:
issued
Fee:
$593
Permit Type:
N/A
Building Type:
N/A
19-345: revision - detached accessory structural - changes to roof slopes and dormer; master bathroom plan updates electrical closet at garage removal of below grade equipment vault at main house addition of pool equipment crawl sapce and access at adu
Valuation:
N/A
Permit #:
19REV-00663
Status:
issued
Fee:
$593
Permit Type:
N/A
Building Type:
N/A
19-339: main house - revision changes to roof slopes and dormer; master bathroom plan updates electrical closet at garage removal of below grade equipment vault at main house addition of pool equipment crawl sapce and access at adu addition small window and relocate domer window on 2nd floor (possible current revision ir review no planning number yet)
Valuation:
N/A
Permit #:
19REV-00659
Status:
issued
Fee:
$1,734
Permit Type:
N/A
Building Type:
N/A
19-341: revision - detached garage - changes to roof slopes and dormer; master bathroom plan updates electrical closet at garage removal of below grade equipment vault at main house addition of pool equipment crawl sapce and access at adu
Valuation:
N/A
Permit #:
19REV-00661
Status:
issued
Fee:
$593
Permit Type:
N/A
Building Type:
N/A
New 2-story single family residence. (new detached garage 372 sf under separate permit)
Valuation:
$630,000
Permit #:
18000-02294
Status:
final
Fee:
$18,295
Permit Type:
N/A
Building Type:
N/A
Remodel primary bathroom on second floor. no exterior walls
Valuation:
N/A
Permit #:
BLDG2025-0334
Status:
approved
Fee:
$1,075
Permit Type:
Main residence
Building Type:
N/A
19-340: adu - revision changes to roof slopes and dormer; master bathroom plan updates electrical closet at garage removal of below grade equipment vault at main house addition of pool equipment crawl sapce and access at adu
Valuation:
N/A
Permit #:
19REV-00660
Status:
issued
Fee:
$593
Permit Type:
N/A
Building Type:
N/A
New detached accessory dwelling unit adu and attached trellis (849 sf) remodel (this is phase 2 of overall project - see 17-256 for main house. new pool/spa to be separate permit)
Valuation:
$130,291
Permit #:
18000-00779
Status:
final
Fee:
$6,960
Permit Type:
N/A
Building Type:
N/A
17000-00256: revision to include updated dimensions of the carport and the 2nd floor balcony. adding a spa on the 2nd floor balcony. removal of (e) skylight and adding (n) skylight at rear of house. changed ceiling height in bedroom 1 and studyroom as well as a (n) seating area in studyroom. master bedroom and sitting room will change from previously approved tray ceiling to vaulted c... see more
Valuation:
N/A
Permit #:
18REV-00009
Status:
issued
Fee:
$978
Permit Type:
N/A
Building Type:
N/A
18000-00779: revision to include down sized fireplace with a side wall vent (flue removed) design changes to framing ceilings.windows doors and electrical layout. hose bibbs proposed
Valuation:
N/A
Permit #:
19REV-00549
Status:
issued
Fee:
$538
Permit Type:
N/A
Building Type:
N/A
New 2-story single family residence 2254 sf and conditioned basement 1426sf
Valuation:
$900,000
Permit #:
18000-00572
Status:
final
Fee:
$20,319
Permit Type:
N/A
Building Type:
N/A
2-story single family residence 5796 sf with basement 3301 sf
Valuation:
$1,364,000
Permit #:
19000-00339
Status:
final
Fee:
$46,691
Permit Type:
N/A
Building Type:
N/A
Foundation improvements to (e) house. scope of work includes new rat slab at rear of house replacing wood sump pump pit with concrete adding a vapor barrier at crawl space and strengthening 25 lf of (e) footing
Valuation:
$9,000
Permit #:
18000-00726
Status:
final
Fee:
$256
Permit Type:
N/A
Building Type:
N/A
19000-00339: garden shed and vegetable garden plans updated main bbq removed main sewer line location shifted
Valuation:
N/A
Permit #:
20REV-00299
Status:
issued
Fee:
$816
Permit Type:
N/A
Building Type:
N/A
Construction new detached garage 1706 sf
Valuation:
$255,900
Permit #:
19000-00341
Status:
final
Fee:
$3,508
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Northwall Builders Inc License info
Verified License
| License # | NAT-115974-3 |
| Status | Active |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Corporation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Northwall Builders Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 790147 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Northwall Builders 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 # | 746303 |
| 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. If this is your business, please update your license status.
Check this license's status for Northwall Builders 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 # | NAT-115974-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Corporation |
- According to the United States Environmental Protection Agency, 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 Northwall Builders Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
91
Permits
- Building permit records show that Northwall Builders Inc has worked on 91 permitted projects.
Northwall Builders Inc Employees
BB
Bradford Marlowe Bennigson
Rmo
MM
Mark William Moragne
Rmo / Ceo / Pres
SR
Stephen Wiedmann Reller
Officer