Updated: May 19, 2026
Location and Projects
Address
16969 BERNARDO CENTER DRIVE, San Diego, CA, 92128
Use our bidding system to
request a quote
Trendline Properties Construction
Trendline Properties Inc, 16969 Bernardo Center Dr, San Diego, CA (Employees: Sean Thomas O'neill and Sean Thomas ONeill) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 103 ranks in the top 10% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Trendline Properties Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Trendline Properties Inc Services
Start a project today:
Trendline Properties Inc Contact Information
Phone Number: (760) 310-8966
Edit
Address: 16969 BERNARDO CENTER DRIVE, San Diego, CA 92128
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Trendline Properties Inc San Diego
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Trendline Properties Inc has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
5 projects
|
2025 |
|
4 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Trendline Properties Inc has worked on at least
10.0 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
|
6 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Trendline Properties Inc mostly works on
home addition
projects.
Pricing
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
4 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
2 projects
|
$250k-$500k |
The typical size of their permits is approximately $60,000. 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.
Building Permits by Trendline Properties Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Expansion of an existing a unit to include a 232 square foot addition and modification to the existing roof. the proposed additional square footage will be located on the south side of the unit and will expand the master bedroom loft bedroom 2 and main bathroom. the addition will have a cantilevered floor and will not require additional footings. the roof modification will include a c... see more
Valuation:
$499,999
Permit #:
BLDR-029786-2024
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Clairemont mesa: combination building permit for a conversion of an attached garage and addition to an existing sdu. the garage conversion includes new bathroom master bedroom with a walk-in closet and the addition include a new office and a storage room. (vhfsz)
Valuation:
$83,001
Permit #:
PMT-3333597
Status:
complete
Fee:
$1,860
Permit Type:
N/A
Building Type:
N/A
Navajo: combination building permit for a detached garage-to-adu conversion at the rear of an (e) single-story sdu. the work to include 1-story addition to the sdu to addition a primary bathroom an office a guest room a powder bathroom an entry porch and a patio cover
Valuation:
$55,996
Permit #:
PMT-3318480
Status:
issued
Fee:
$2,523
Permit Type:
N/A
Building Type:
N/A
Navajo: combination building permit for a detached garage-to-adu conversion at the rear of an (e) single-story sdu. the work to include 1-story addition to the sdu to addition a primary bathroom an office a guest room a powder bathroom an entry porch and a patio cover
Valuation:
$382,698
Permit #:
PMT-3318475
Status:
issued
Fee:
$8,033
Permit Type:
N/A
Building Type:
N/A
Requesting substantial conformance determination with case no. 00- 193 mup (mod)/cdp to allow design modifications previously authorized for “a” units within seabluff village. • raise the plate height of the western wall of the existing living from 7’- 4” to 11’-0” via decreasing the existing roof pitch from 4+:12 to 2:12 & install a new 10’ tall glass door system in the heightened we... see more
Valuation:
$40,000
Permit #:
BLDR-026173-2023
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
396 sq. ft. room addition to first and second floor 187 sq. ft. waterproof deck and 238 sq. ft. kitchen remodel
Valuation:
$54,400
Permit #:
BLDR-021473-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
University right of way and encroachment maintenance removal agreement to remove and replace relocate driveway trenching for new curb & gutter and sidewalk at existing single family residence
Valuation:
N/A
Permit #:
2359825
Status:
issued
Fee:
$960
Permit Type:
N/A
Building Type:
N/A
Raise roof at living room have approved- cdp-004827-2021 no square footage added existing room affected is 295 sf
Valuation:
$60,000
Permit #:
BLDR-021574-2022
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Clairemont mesa: combination building permit for a conversion of an attached garage and addition to an existing sdu. the garage conversion includes new bathroom master bedroom with a walk-in closet and the addition include a new office and a storage room. (vhfsz)
Valuation:
N/A
Permit #:
PRJ-1129498
Status:
final
Fee:
$1,342
Permit Type:
N/A
Building Type:
N/A
Williams: remove 8 linear feet of interior bearing wall
Valuation:
$5,000
Permit #:
CBR2023-4686
Status:
final
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Navajo: combination building permit for a detached garage-to-adu conversion at the rear of an (e) single-story sdu. the work to include 1-story addition to the sdu to addition a primary bathroom an office a guest room a powder bathroom an entry porch and a patio cover
Valuation:
N/A
Permit #:
PRJ-1124077
Status:
issued
Fee:
$11,197
Permit Type:
N/A
Building Type:
N/A
Expansion of and existing 2nd floor balcony-deck
Valuation:
$10,000
Permit #:
BLDR-029083-2023
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
University: combination building permit for an addition and remodel to existing house and a new companion unit. work to include: the construction of a new companion unit & entry courtyard foyer a livingroom a full kitchen & a bathroom. base zone: rs-1-7 transite priority areas geo haz: 51
Valuation:
$89,548
Permit #:
2359703
Status:
complete
Fee:
$1,881
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
Scope change 6/9/16 rancho bernardo; combination permit to remodel existing attic in existing single family home. scope to include (1) bathroom library office and bedroom. base zone: rs-1-14 geo: 27. esl. brush management
Valuation:
$51,587
Permit #:
1708428
Status:
complete
Fee:
$953
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
Demolish all non compliance issues [15-d0031-4]
Valuation:
$50,000
Permit #:
BLDG17-1259
Status:
final
Fee:
$2,565
Permit Type:
Structural >499
Building Type:
N/A
Sfr: re-route house gase line to appliances due to leak
Valuation:
N/A
Permit #:
1799492
Status:
complete
Fee:
$181
Permit Type:
N/A
Building Type:
N/A
Ce#15-1370 interior remodel to include minor electrical in
Valuation:
N/A
Permit #:
BLDG15-1621
Status:
final
Fee:
$1,212
Permit Type:
Non-structural <499
Building Type:
N/A
No bl util on 8/13/13 rpt
Valuation:
$0
Permit #:
COD2013-10179
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2-story addition
Valuation:
$100,000
Permit #:
BLDR-037209-2025
Status:
issued
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
• 483 sf addition comprised of a 308 sf upper floor expansion. a 2-story 30” wide expansion on the north side of the residence to align with an existing 30” wide pop-out. a 17.5 sf addition (3.5’x5”) expansion into the existing front door alcove. a 17 sf addtion to the eastern lower floor bedroom & a 54 sf addtion to the existing master bedroom. • raise the living room ceiling by decr... see more
Valuation:
$200,000
Permit #:
BLDR-036030-2025
Status:
issued
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
195
BZ Score
$16.5K
Avg Project
-
Projects
191
BZ Score
$21.2K
Avg Project
-
Projects
163
BZ Score
$15K
Avg Project
-
Projects
Trendline Properties Inc Reviews
BuildZoom hasn't received any reviews for Trendline Properties Inc. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Trendline Properties Inc License info
Verified License
| License # | 972473 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Trendline Properties 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 # | 972473 |
| Status | Inactive |
| City | Oceanside |
| Type | Contractor |
| Business Type | Corporation |
- According to the City of Oceanside, CA, 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 Trendline Properties Inc at the City of Oceanside, CA.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
17
Permits
- Building permit records show that Trendline Properties Inc has worked on 17 permitted projects.
Trendline Properties Inc Employees
SO
Sean Thomas O'neill
Rmo / Ceo / Pres
SO
Sean Thomas ONeill
Rmo / Ceo / Pres