Updated: May 24, 2026
Location and Projects
Address
2120 RAILROAD AVE 103-353, Pittsburg, CA, 94565
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R M J Concrete
R M J Concrete, 2120 Railroad Ave, Pittsburg, CA (Employees: Pahulu Taulani Katoa, Roberto Martinez Jr, and Roberto Martinez Jr) holds a Concrete license and 2 other licenses according to the California license board.
Their BuildZoom score of 101 ranks in the top 12% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring R M J Concrete, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
R M J Concrete Services
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R M J Concrete Contact Information
Phone Number: (925) 395-3725
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Address: 2120 RAILROAD AVE 103-353, Pittsburg, CA 94565
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R M J Concrete Reviews
5 out of 5 stars, based on
2
reviews
-
By Michael P.December 14, 2019Kitchen/Living Room Remodel$18,000
-
By BarbaraJanuary 25, 2019Cement runway for my dogs
Robert is very professional and his work is fantastic. He is very maticulous and his rates are good. He put in a dog cement runway for me on the side of my home. He was recommended by a friend. Highly recommend RM
This is a sample of this contractor's permits. Click here to access their complete permit history.
**seismic transfer tax rebate** replace 22 linear feet of perimeter foundation per engineered plans with some shearwalls
Valuation:
$7,500
Permit #:
B2019-02887
Status:
final
Fee:
$446
Permit Type:
N/A
Building Type:
N/A
Engineered seismic retrofit installing shear walls and 1 post
Valuation:
N/A
Permit #:
BIAL19-000320
Status:
final
Fee:
$493
Permit Type:
N/A
Building Type:
N/A
Remove existing foundation and replace with new 1-story t-footing and 28 l.f. of interior footing. property line section to be reviewed later
Valuation:
$16,750
Permit #:
RB1503918
Status:
final
Fee:
$1,857
Permit Type:
N/A
Building Type:
N/A
Permit value$16.8k remove existing foundation and replace with new 1-story t-footing and 28 l.f. of interior footing. property line section to be reviewed later
Valuation:
N/A
Permit #:
RB1503918
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace failing foundation with new perimeter & interior footings and stem walls
Valuation:
$30,000
Permit #:
RB1501494
Status:
final
Fee:
$1,789
Permit Type:
N/A
Building Type:
N/A
Permit value$30k replace failing foundation with new perimeter & interior footings and stem walls
Valuation:
N/A
Permit #:
RB1501494
Status:
CREATED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Driveway width extension
Valuation:
N/A
Permit #:
EP1910-012
Status:
final
Fee:
$246
Permit Type:
Minor temporary
Building Type:
N/A
Revisions to approved plans permit # b14-05647
Valuation:
$0
Permit #:
BP14-06410
Status:
FINALED
Fee:
$187
Permit Type:
Building residential
Building Type:
N/A
Residential additional room
Valuation:
$18,000
Permit #:
B14-05647
Status:
FINALED
Fee:
$424
Permit Type:
Alteration/repair
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
R M J Concrete License info
Verified License
| License # | 1109481 |
| Status | Active |
| State | California |
| Type | Concrete |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for R M J Concrete at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 977815 |
| Status | Active |
| State | California |
| Type | Concrete |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for R M J Concrete at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1110855 |
| Status | Inactive |
| State | California |
| Type | Concrete |
| 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 R M J Concrete at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
6
Permits
- Building permit records show that R M J Concrete has worked on 6 permitted projects.
R M J Concrete Employees
PK
Pahulu Taulani Katoa
General Partner
RJ
Roberto Martinez Jr
Sole Owner
RJ
Roberto Martinez Jr
Sole Owner
SS
Satpreet Singh
Rmo / Ceo / Pres
SS
Satpreet Singh
Rmo / Ceo / Pres
SK
Sione Hausia Kafu
Qualify Partner
These guys are legendary when it comes to being friendly fast and on top on the ball on all the work that needed to be done in my house. One more time legendary!!