Updated: Jun 04, 2026
Location and Projects
Address
2237 Douglas Blvd, Roseville, CA, 95661
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Williams + Paddon Architects + Planners Photos
Williams + Paddon Architects + Planners
From a modest start with just four employees at our original 730 Sunrise Blvd. office, we’ve nurtured four decades of design excellence, developed strong relationships across the region (and abroad), and grown with the communities we call home.
Williams + Paddon was founded in 1981. Our firm’s continued success is a result of the belief that quality architecture requires a continuing commitment to design excellence, technological leadership, responsive service, sound business practice and environmental stewardship. We offer a variety of professional services to help you get the job done.
From BuildZoom: Williams + Paddon Architects + Planners, 2237 Douglas Blvd, Roseville, CA (Owned by: Jack A Paddon) holds a Architect license and 5 other licenses according to the North Carolina license board.
Their BuildZoom score of 106 ranks in the top 7% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Williams + Paddon Architects + Planners, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Williams + Paddon Architects + Planners Services
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Williams + Paddon Architects + Planners Contact Information
Phone Number: (916) 786-8178
Address: 2237 Douglas Blvd, Roseville, CA 95661
Williams + Paddon Architects + Planners Roseville
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Williams + Paddon Architects + Planners has a BuildZoom score of 106, which places them above 93% of 336,931 contractors in California.
Activity
|
1 project
|
2024 |
Our building permit records indicate that Williams + Paddon Architects + Planners has worked on at least
1.0 project over the past 2 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
|
$250k-$500k |
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 Williams + Paddon Architects + Planners
This is a sample of this contractor's permits. Click here to access their complete permit history.
New primary residential structure single family dwelling or mh - plan check-permit
2024-10-11
Cross street: pala temecula rd foundation: slab stepped description of work: 1503 sqft 2-story single family dwelling w 309 sqft jadu 901 sqft attached garages w (2) ev charging stations 192 sqft attached deck 200 amp service water storage tank temp construction power temp occupancy trailer jadu address = 11607 rancho heights rd 03/18/2025: plan change see c of a for details - cv 10/0... see more
Valuation:
$286,189
Permit #:
PDS2023-RESPRI-000154
Status:
issued
Fee:
$29,369
Permit Type:
N/A
Building Type:
N/A
Commercial: full review - new structures tenant improvements and accessories
2021-03-24
Occupancy - b non seperated **electronic submittal** vb construction of a single story office building with no tenant improvements 5, 564 sq - structural observation required lra - no wui sprinkler review and inspection - south placer fire p.d
Valuation:
$599,132
Permit #:
BLD20-06242
Status:
filed
Fee:
$183,644
Permit Type:
New
Building Type:
N/A
Commercial: full review - new structures tenant improvements and accessories
2021-02-26
Occupancy - b **electronic submittal** vb construction of single story office building with no tenant improvements 4532 sq parking spaces - 25 lra - no wui fire sprinkler and fire alarm reviews and inspections - south placer fire p.d
Valuation:
$579,869
Permit #:
BLD20-06241
Status:
filed
Fee:
$148,875
Permit Type:
New
Building Type:
N/A
Commercial: full review - new structures tenant improvements and accessories
2021-02-26
B occupancy **electronic submittal** vb construction of single story office building with no tenant improvements 4032 sq parking count - 23 lra - no wui fire alarms and sprinkler review and inspection - south placer fire p.d
Valuation:
$515,894
Permit #:
BLD20-06240
Status:
filed
Fee:
$134,194
Permit Type:
New
Building Type:
N/A
Commercial: full review - new structures tenant improvements and accessories
2010-04-13
Tenant: st. joseph marello church a-3 (assembly) = 12, 332 sqft s-2 (storage) = 630 sqft b (office) = 1, 448 sqft cov porches = 1, 508 sqft type v-b sprinklered
Valuation:
$1,534,178
Permit #:
0100 37151.10
Status:
final
Fee:
$103,211
Permit Type:
N/A
Building Type:
N/A
Commercial: full review - new structures tenant improvements and accessories
2016-10-26
Office-ti 1st floor- tahoe custom house office-----------6687sf tenant : placer county land development environmental health occupancy type = b type of const. = v-b sprinklered occupant load = 181 air balance test required up grade any site accessibility deficiencies
Valuation:
$122,640
Permit #:
0200 42581.11
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
N/A
Clarifications and revisions to architectural layout door locations exterior louvers and railings. mechanical adjustments to duct work routing plumbing adjustments to coordinate with mechanical revisions electrical adjustments to coordinate with mechanical revisions site light pole location adjustments per direction of the county and electrical plan coordination adjustments
Valuation:
N/A
Permit #:
CBNC2013-00084-04
Status:
plancheck
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial: full review - new structures tenant improvements and accessories
2010-11-18
Tenant: fm booth design building co area of tenant improvement work = 2, 934 sqft b (office) = 7, 758 sqft type v-b sprinklered building permit amendment # 39936am1 relocating breakroom sink height of wall # 9 will be 6'6 clarify where exit door is in office #108 addition of transom windows
Valuation:
$64,627
Permit #:
0200 39936.10
Status:
final
Fee:
$1,322
Permit Type:
N/A
Building Type:
N/A
Commercial: full review - new structures tenant improvements and accessories
2009-10-16
Tenant: fm booth demolish some existing interior walls per plans adding some new walls. extending t-bar ceiling and related electric no change to plumbing occupancy - b construction type - v-b sprinklered area of alteration - 3020 sq. ft
Valuation:
$55,387
Permit #:
0200 35431.09
Status:
final
Fee:
$1,032
Permit Type:
N/A
Building Type:
N/A
New medical office building. only one building constructed at this time
Valuation:
$1,135,440
Permit #:
B00-0241
Status:
applied
Fee:
$69,999
Permit Type:
N/A
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2011-02-14
Revise proposed floor plan to include: 1) breakroom w sink 2) rev height of int partition wall to 6'6 3) clarify exit door location in office #108 4) addition transom windows at wall line between open office & office #106
Valuation:
N/A
Permit #:
0780 39936AM1
Status:
final
Fee:
$102
Permit Type:
N/A
Building Type:
N/A
Area: c03 kuni chevorlet ch09 move gas line and create office in existing shop, stamped shop drawings for metal.see correction notice from krk.
Valuation:
$0
Permit #:
CBNC2013-00084-09
Status:
Change Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Area: c03 kuni chevorlet 2185 sq ft.2nd floor storage above racking and attachment of catwalk///see cbac2014-00405 for structural approval
Valuation:
$0
Permit #:
CBNC2013-00084-08
Status:
Change Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvements for pacific land enterprises at whispering pinesì lot 10b
Valuation:
$123,080
Permit #:
90-0715
Status:
applied
Fee:
$2,031
Permit Type:
N/A
Building Type:
N/A
Area: c03 kuni chevorlet ch-05 - 6' high planter constructed of concrete retaining wall
Valuation:
$0
Permit #:
CBNC2013-00084-05
Status:
Change Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Area: c03 kuni chevorlet ch-10 addition low level exhaust doctwork
Valuation:
$0
Permit #:
CBNC2013-00084-10
Status:
Change Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Area: c03 kuni chevorlet ch01 deferred submittal of prefabricated metal building
Valuation:
$0
Permit #:
CBNC2013-00084-01
Status:
Change Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Area: c03 kuni chevorlet ch03-relocation of gas meter/adjustment to gas piping
Valuation:
$0
Permit #:
CBNC2013-00084-03
Status:
Change Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Area: c03 kuni chevorlet ch06 -- deferred roof joist and storefront window system
Valuation:
$0
Permit #:
CBNC2013-00084-06
Status:
Change Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Area: c03 kuni chevorlet ch-11 blanked out louver
Valuation:
$0
Permit #:
CBNC2013-00084-11
Status:
Change Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Williams + Paddon Architects + Planners Reviews
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Verified License
BuildZoom confirmed this contractor's license
Williams + Paddon Architects + Planners License info
Verified License
| License # | 8178 |
| Status | Active |
| State | North Carolina |
| Type | Architect |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Williams + Paddon Architects + Planners at the North Carolina Board of Architecture.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 7252 |
| Status | Active |
| State | Washington |
| Type | Architect |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Williams + Paddon Architects + Planners at the Washington State Business Licensing .
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 14244 |
| Status | Active |
| State | Arizona |
| Type | Architect |
- BuildZoom verified this license was active as of June 2025.
Verify this license's status for Williams + Paddon Architects + Planners at the Arizona Board of Technical Registration.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 5750 |
| Status | Active |
| State | South Carolina |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of June, 2013. Check the current license status of Williams + Paddon Architects + Planners with the South Carolina Board of Architectural Examiners
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C11777 |
| Status | Active |
| State | California |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of November, 2025. Check the current license status of Williams + Paddon Architects + Planners with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 10250 |
| Status | Inactive |
| State | Arizona |
| Type | Architect |
- According to the Arizona Board of Technical Registration, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Williams + Paddon Architects + Planners at the Arizona Board of Technical Registration.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
38
Permits
- Building permit records show that Williams + Paddon Architects + Planners has worked on 38 permitted projects.
Williams + Paddon Architects + Planners Employees
JP
Jack A Paddon
Owner
JP
Jack Arthur Paddon
Owner
JP
Jack Paddon
PA
Paddon Jack Arthur
Owner
PA
Paddon, Jack Arthur
Owner