Updated: Jun 21, 2025
Location and Projects
Address
3990 N FAIR OAKS AVENUE, Altadena, CA, 91001
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Zorthian Alan Tyson Architect
Their BuildZoom score of 0 does not rank in the top 50% of California contractors.
If you are thinking of hiring Zorthian Alan Tyson, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Zorthian Alan Tyson Services
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Zorthian Alan Tyson Contact Information
Address: 3990 N FAIR OAKS AVENUE, Altadena, CA 91001
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Zorthian Alan Tyson Altadena
Quality
Alert*
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We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Zorthian Alan Tyson, click “This is My Business” to update your information.
Activity
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Zorthian Alan Tyson has worked on at least
3.0 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
|
3 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Zorthian Alan Tyson mostly works on
home addition
projects.
Pricing
|
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.
Room addition at the rear of (e) single family dwelling and interior remodel to create new bathroom
Valuation:
$20,000
Permit #:
21014-10000-05940
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New addition 12'-11 x 14'-0 for new w.i.c to rear of bedroom and remodel (e) bathroom; to (e) 1-story single family dwelling w attach garage. all work per engineering
Valuation:
$18,590
Permit #:
18014-10000-01900
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: conversion of an existing storage building into detached adu
Valuation:
$80,000
Permit #:
22014-10000-03514
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Revise and addition to an (e) 1 story two car garage include ground floor garage addition & 2nd story adu addition per ab-2299 and sb-1069
Valuation:
$95,000
Permit #:
17014-10000-05288
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Change 18'x18 existing garage to adu. addition 16'-6"x15 to create (n) adu per ab 2299 and sb 1069. new address for adu 4505 n. kraft ave
Valuation:
$62,000
Permit #:
17014-10000-01386
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New addition of 70sf to extend living room & permit existing 290 sf attached patio cover and reroof entire house 1700 sf with new tile roof (esr-1900)
Valuation:
$20,800
Permit #:
1604050014
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Proposed (23'-11 x 40'-9") irregular shaped addition for (n) bedroom (n) bathroom (n) rooftop deck and enlarge living room of (e) single family dwelling all work per engineering
Valuation:
$50,000
Permit #:
17014-20000-04489
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental permit to 17014-10000-05288 for the revision of wall alignment, proposed walls and strong wall detail
Valuation:
$501
Permit #:
17014-10002-05288
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Plumbing for tenant improvement - bl1607180084
Valuation:
N/A
Permit #:
1802010008
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Repair existing concrete stairway leading to the stage; and remove (e) non bearing wall in projection room and replace with new railing. comply with department order effective date 01/28/2016. permit will expire 30 days from issuance date ceis case number is 709984
Valuation:
$3,500
Permit #:
16016-10000-02584
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Complete work started under 03010-10000-00446. existing 3-car garage with recreation room on top and review zoning and building requirements for extension of permit. 60 percent complete. per dir 2000-9969-spp and dir 2008-4819-spp fire sprinklers are required nfpa-13d
Valuation:
N/A
Permit #:
11016-10000-22540
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
19'4 x 24'4 irr-shaped addition to (e) single family dwelling. 1st floor: enclose (e) breezeway to become bedroom full bathroom entry. 2nd floor: studyrm bedroom approx 9 x 10 open deck convert (e) carport into garage
Valuation:
N/A
Permit #:
01014-20000-01578
Status:
Permit Withdrawn
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
(1) dwelling - si...
Addition of handicapped ramp. addition of 49 non req'd parking spaces addition of stairway. addition a pair of 3 x 7 doors in an existing door opening. restripe a portion of parking area. rti for w.f
Valuation:
N/A
Permit #:
99016-10000-24197
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement to create new office in (e) warehouse - 1227 sq ft
Valuation:
$40,000
Permit #:
1607180084
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing roll up doors and replace w storefront windows. w/in the same opening. close off portion of existing roll up door opening and addition smaller roll up door w new lift pit
Valuation:
N/A
Permit #:
00016-10000-13738
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Mechanical for tenant improvement to create new office in (e) warehouse 1227 sq ft
Valuation:
N/A
Permit #:
1609190008
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New 2-car garage at rear of lot
Valuation:
$24,000
Permit #:
15010-70000-03402
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Proposed34 x 20'-7 irregularly shaped addition creating a master bedroom and family room. addition also connects the single family dwelling to the garage resulting in a 3 bedroom 1 bathroom single family dwelling. + 677
Valuation:
$0
Permit #:
03014-70000-04850
Status:
Permit Finaled
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert portion of 1st floor from retail to office/retail and addition kitchenette addition interior non bearing wall. bring one existing restroom into disabled access compliance
Valuation:
N/A
Permit #:
08016-10000-18406
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Interior remodel to lower & upper levels-non-structural. lower level: convert portion of closet to bathroom. entry level: convert portion of utility room to 1/2 bathroom
Valuation:
N/A
Permit #:
97016-10000-19116
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Zorthian Alan Tyson License info
License Not Verified
| License # | C22838 |
| 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 Zorthian Alan Tyson with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
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- *No active license on file. If you are Zorthian Alan Tyson, click “This is My Business” to update your information.
54
Permits
- Building permit records show that Zorthian Alan Tyson has worked on 54 permitted projects.
Zorthian Alan Tyson Employees
ZT
Zorthian Alan Tyson
Owner