Updated: Jul 11, 2026
Location and Projects
Address
8605 SANTA MONICA BLVD SUITE 736208, West Hollywood, CA, 90069
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Jon Robert Massaro Architect
Jon Robert Massaro, 8605 Santa Monica Blvd, West Hollywood, CA (Employees: Marilyn Rache Massaro and Robert Dominic Massaro) holds a General Building license and 3 other licenses according to the California license board.
Their BuildZoom score of 105 ranks in the top 8% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Jon Robert Massaro, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Jon Robert Massaro Services
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Jon Robert Massaro Contact Information
Phone Number: (818) 836-0991
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Address: 8605 SANTA MONICA BLVD SUITE 736208, West Hollywood, CA 90069
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Jon Robert Massaro West Hollywood
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Jon Robert Massaro has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
8 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Jon Robert Massaro has worked on at least
17.0 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 Jon Robert Massaro mostly works on
home addition
projects.
Pricing
|
2 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
6 projects
|
$100k-$250k |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $100,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Eplan: replacing two failed retaining walls per soils report
Valuation:
$150,000
Permit #:
24020-10000-00701
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remodel convert 26'-9 x 37'-5 irregular portion of (e) single family dwelling to accessory dwelling unit per gcs 65852.2(e)(1)(a) 37'-6 x 48'-11 irregular shaped 2nd story addition to (e) single family dwelling. sprinklered throughout
Valuation:
$250,000
Permit #:
21014-20000-04069
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: remodel of an existing tenant fit-out of approximately 5, 376 sf. work includes new and relocated sales floor fixtures floor finish replacement and minor electrical work existing storefront to remain as is
Valuation:
$110,000
Permit #:
24016-10000-15401
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Proposed (4'-0 x 31'-3") addition at first floor of (e)single family dwelling to extend the kitchen and addition a bathroom (4'-0 x 25'-5") addition at second floor to extend the bathroom and bedroom and addition a laundry room (12'-11 x 25'-5") irregular shaped addition at second floor for a new master bathroom and closet and interior remodel
Valuation:
$168,000
Permit #:
21014-20000-03214
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan replacement of self checkouts relocation of belted checklane fixtures and impacted power poles; minor demolition and repair replacement of flooring at checklanes
Valuation:
$130,000
Permit #:
24016-10000-17065
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New 2nd floor accessory dwelling unit addition to (e) detached garage per lamc 12.22 a.33(b)(1)
Valuation:
$120,000
Permit #:
25014-10000-01446
Status:
plancheck
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert (e) detached garage to (n) accessory dwelling unit per gcs 65852.2(e)(1)(a)
Valuation:
$86,000
Permit #:
23016-20000-41985
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New single family dwelling and new accessory dwelling unit
Valuation:
$1,350,000
Permit #:
16010-10000-03064
Status:
complete
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert ex det garage/storage into accessory dwelling unit per ord #186, 481 with 6'3"x24 addition per engr design
Valuation:
$82,000
Permit #:
20014-20000-05594
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
15'4 x 15'6 addition and remodel to the (e) master bedroom and addition 15'6 x 12'10 patio cover. fill in (3) window at (e) mstr bedroom. remodel the (e) kitchen; remove portion of nonbearing wall and fill in (1) window at kitchen. new window in hallway. all work per engineer
Valuation:
$24,500
Permit #:
17014-20000-04045
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Change of use from retail to remote storage spaces a & b for (e) retail spaces in a covered mall. demolition of (e) non-structural walls & (e) interior finishes. work to include (n) non-structural walls (n) interior finishes (n) ceiling & (n) light fixtures
Valuation:
$85,000
Permit #:
18016-10000-34191
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
[e-plan] delta 10 changes to approved set. changes to lighting t-24 and layout
Valuation:
N/A
Permit #:
22041-10001-66047
Status:
plancheck
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Eplan: grading for replacing two failed retaining walls per soils report
Valuation:
$51
Permit #:
24030-10000-03656
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemetal to 16010-10000-03050 to clarify condition of approval for hillside street width and hillside continous paved roadway width clreance
Valuation:
N/A
Permit #:
16010-10001-03050
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remove and replace 2 existing air handlers
Valuation:
N/A
Permit #:
25044-20000-09347
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
(n) roof deck on (e) 3 story apartment and structural alteration to building
Valuation:
$100,000
Permit #:
20016-10000-20227
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Addition 15'-0 x 4'-0 to the rear of existing family dwelling to enlarge the master bedroom interior remodel to relocate entrance door and closet in master bedroom. all work per engineering
Valuation:
$18,000
Permit #:
18014-20000-03252
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Racking/shelving for b2201-066
Valuation:
N/A
Permit #:
B2204-062
Status:
expired
Fee:
N/A
Permit Type:
Alter-commercial
Building Type:
N/A
Tenant improvement party city
Valuation:
N/A
Permit #:
B2201-066
Status:
expired
Fee:
N/A
Permit Type:
Alter-commercial
Building Type:
N/A
Grading cut 396 cy fill 21 cy export 375 cy import - 0 cy
Valuation:
$993
Permit #:
16030-10000-05002
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Jon Robert Massaro License info
Verified License
| License # | 1145566 |
| Status | Active |
| State | California |
| Type | General Building |
| Date Issued | 10-28-2025 |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Jon Robert Massaro at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 408216 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Jon Robert Massaro at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | C23463 |
| Status | Active |
| State | California |
| Type | Architect |
| Business Type | Sole Ownership |
- BuildZoom has not verified this license since May, 2025.
Verify this license's status for Jon Robert Massaro at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 682679 |
| 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 Jon Robert Massaro at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | State National Insurance Company Inc |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Benchmark Insurance Company |
66
Permits
- Building permit records show that Jon Robert Massaro has worked on 66 permitted projects.
Jon Robert Massaro Employees
JM
Jon Robert Massaro
Sole Owner
MM
Marilyn Rache Massaro
Officer
RM
Robert Dominic Massaro
Sole Owner