Updated: Mar 22, 2026
Location and Projects
Address
2814 Serrano Rd N, San Bernardino, CA, 92405
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Mauna Custom Pools Photos
Mauna Custom Pools
We believe no dream is too small or too ambitious for your backyard.
You will work one-on-one with our expert pool designer. Our designer will learn about your vision, your backyard space, your budget, and your timeline. Then we will create a unique plan to make your dream a reality.
0ver 19 years of experience working for other companies
From BuildZoom: Mauna Custom Pools, 2814 Serrano Rd N, San Bernardino, CA (Employee: Juan Jose Roja) holds a Concrete, Swimming Pool license according to the California license board.
Their BuildZoom score of 121 ranks in the top 1% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mauna Custom Pools, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Mauna Custom Pools Services
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Mauna Custom Pools Contact Information
Phone Number: (909) 754-1310
Address: 2814 Serrano Rd N, San Bernardino, CA 92405
Mauna Custom Pools San Bernardino
Quality
121
99th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mauna Custom Pools has a BuildZoom score of 121, which places them above 99% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
6 projects
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that Mauna Custom Pools has worked on at least
14.0 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
|
12 projects
|
Pool and spa constructions |
Analyzing permits over the last 4 years shows that Mauna Custom Pools mostly works on
pool and spa construction
projects.
Pricing
|
2 projects
|
< $5k |
|
4 projects
|
$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.
(n)20-ft. x 20-ft 400-sq.ft. detached wood patio structure with (n)patio lights column lights fan switches and 4(n)suspended heaters (n)9-ft. x 8-ft wide block fireplace with prefab firebox with gas line 5-ft. high x 53-linear ft. block wall city standard (inside p/l) and (n)3-ft. high x 22-linear ft. bbq bar with electrical sewer water and gas
Valuation:
N/A
Permit #:
BPR2025-00017
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
***4/2/24 revision #1: (n) 50 lf of 3 abs pipe extension from existing sewage cleanout to proposed location for rv waste disposal hookup c.h.*** new 30 ft x 17 ft swimming pool 8 ft x 8 ft raised spa with grotto with waterfall (gas & electrical run to pool equipment) gas line to [3] new 24 fire bowls. [walls under separate permit bldg-r-2023-02634] subject to field review & inspection
Valuation:
$55,000
Permit #:
BLDG-R-2023-02630
Status:
final
Fee:
$1,037
Permit Type:
N/A
Building Type:
N/A
(n)20'x 20 400-sq.ft. detached wood patio structure with patio lights column lights fan switches 4(n)suspended heaters sewer water and gas for bbq island
Valuation:
N/A
Permit #:
PMT2025-01021
Status:
complete
Fee:
$3,002
Permit Type:
N/A
Building Type:
N/A
***4/2/24 revision#1: [5] new 16 x 16 cmu with stone veneer pilasters 6 h per city standard c.h.*** new engineered retaining walls; new 6 h (125 lf) new 5'4 h (7 lf) new 4'8"h (7.5 lf). new inverted retaining wall on property line; 5'4 max height (19 lf). [city standard: new 3 h free stranding walls (17 lf)]. [pool & spa under separate permit bldg-r-2023-02630]. subject to field revie... see more
Valuation:
$55
Permit #:
BLDG-R-2023-02634
Status:
final
Fee:
$740
Permit Type:
N/A
Building Type:
N/A
5-ft. - high x 53-linear ft. block wall city standard (inside p/l) and (n)3-ft. tall x 22-linear ft. bbq bar
Valuation:
N/A
Permit #:
PMT2025-01168
Status:
complete
Fee:
$631
Permit Type:
N/A
Building Type:
N/A
(n)9-ft. x 8-ft. wide block gas fireplace with prefab firebox with gas line
Valuation:
N/A
Permit #:
PMT2025-01170
Status:
complete
Fee:
$1,272
Permit Type:
N/A
Building Type:
N/A
605sf swimming pool and spa; 15lf x 5 tall block wall (city standard) gas/electric for bbq and future site amenities
Valuation:
N/A
Permit #:
PMT2021-01994
Status:
final
Fee:
$1,641
Permit Type:
N/A
Building Type:
N/A
(bwl2302817)new inground pool & spa with new retaining wall
Valuation:
N/A
Permit #:
BSP2300601
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Permit to construct 20 x 12 swimming pool - to include gas line to fireplace
Valuation:
N/A
Permit #:
BLD23-000375
Status:
complete
Fee:
$485
Permit Type:
S-fam residential
Building Type:
N/A
Swimming pool 740 sf and spa 64 sf
Valuation:
N/A
Permit #:
PMT2023-00943
Status:
final
Fee:
$1,238
Permit Type:
N/A
Building Type:
N/A
994sf swimming pool and spa; gas for future firepit; gas/electric for future bbq; 24 retaining wall inside of north pl and 13lf x 5 tall free-standing block wall (city standard)
Valuation:
N/A
Permit #:
PMT2019-00139
Status:
final
Fee:
$1,434
Permit Type:
N/A
Building Type:
N/A
Permit for a 35 x 11 swimming pool and a 6 x 6 spa -
Valuation:
N/A
Permit #:
BLD22-003805
Status:
expired
Fee:
$557
Permit Type:
S-fam residential
Building Type:
N/A
Permit for a 40 lf by 4 high retaining wall per city - standard in the owners property
Valuation:
N/A
Permit #:
BLD21-005884
Status:
final
Fee:
$187
Permit Type:
S-fam residential
Building Type:
N/A
(bsp2300601) new engineered retaining wall 6 & new retaining wall 1 6
Valuation:
N/A
Permit #:
BWL2302817
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
16x32 pool 8'spa
Valuation:
$92,322
Permit #:
P2300003
Status:
final
Fee:
$1,795
Permit Type:
N/A
Building Type:
N/A
Walls (bwl) - gwale - garden wall-engineered
2024-07-03
New engineered retaining wall 120 ft long - height 18 to 6
Valuation:
N/A
Permit #:
BWL2300754
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
696 sq ft swimming pool and spa with pool equipment w/fire features
Valuation:
N/A
Permit #:
PMT2024-03233
Status:
complete
Fee:
$964
Permit Type:
N/A
Building Type:
N/A
New pool 32 x 15 & spa 7 x 7 16 lnf x 5 block wall by pool equipment
Valuation:
$45,000
Permit #:
P2100067
Status:
final
Fee:
$1,094
Permit Type:
N/A
Building Type:
N/A
Pool; 24'x18'-pool 7'x7 spa
Valuation:
$51,000
Permit #:
P2300012
Status:
final
Fee:
$1,161
Permit Type:
N/A
Building Type:
N/A
New inground pool and spa
Valuation:
N/A
Permit #:
BSP2300603
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Mauna Custom Pools License info
Verified License
| License # | 1001404 |
| Status | Active |
| State | California |
| Type | Concrete, Swimming Pool |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Mauna Custom Pools at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
121
BuildZoom Score
Bonded
| Bonded Agent | State National Insurance Company Inc |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
30
Permits
- Building permit records show that Mauna Custom Pools has worked on 30 permitted projects.
Mauna Custom Pools Employees
Juan Jose Roja
Sole Owner
This Contractor Endorses
Rancho Cucamonga, CA