Updated: Jun 23, 2026
Location and Projects
Address
10927 Wye Dr, San Antonio, TX, 78217
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Mulder Plumbing Services, LLC
We are a multi-generational, family-owned and trusted, local plumbing contractor in San Antonio, Texas. We work hard to deliver the highest level of personalized customer service, making it our #1 priority! We are experts in foundation leak detection and pinpointing of sewer and water line leaks and breaks. We perform all types of plumbing remodel work, plumbing reroutes, extensive tunneling projects, and also offer "trenchless" sewer line replacement with our state of the art "pipe-bursting" equipment... because why tear up your beautifully landscaped yard if you don't have to? We also have a 4000 psi Hydrojetting machine which allows us to clean all sizes of drain lines, squeaky clean!! We can also deploy our high resolution sewer cameras that allow us to visually inspect your plumbing (while you watch, because seeing is believing)!! At Mulder Plumbing Services, we are your one stop shop for all things plumbing related. We would love to earn your business! Please give us a call today at 210-698-9790!
From BuildZoom: Mulder Plumbing Services, LLC, 10927 Wye Dr, San Antonio, TX (Employees: Aaron Mulder, Carla Mulder, and Jerry Mulder) holds a Plumber license and 10 other licenses according to the Cibolo license board.
Their BuildZoom score of 107 ranks in the top 6% of 222,249 Texas licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mulder Plumbing Services, LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Mulder Plumbing Services, LLC Services
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Mulder Plumbing Services, LLC Contact Information
Phone Number: (210) 698-9790
Address: 10927 Wye Dr, San Antonio, TX 78217
Building Permits by Mulder Plumbing Services, LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
15 and 9 tunnel with repairs to the sewer drain under the home.; 15 and 9 tunnel with repairs to the sewer drain
Valuation:
N/A
Permit #:
MEP-TRD-APP21-33125555
Status:
complete
Fee:
$68
Permit Type:
Residential
Building Type:
N/A
40 tunnel to expose and repair the sewer drain under the home.; 40 tunnel with repairs to the sewer drain
Valuation:
N/A
Permit #:
MEP-TRD-APP21-33119517
Status:
complete
Fee:
$98
Permit Type:
Residential
Building Type:
N/A
16 tunnel to expose and repair the sewer drain under the home.; 16 tunnel with repair to the sewer drain
Valuation:
N/A
Permit #:
MEP-TRD-APP21-33125587
Status:
complete
Fee:
$60
Permit Type:
Residential
Building Type:
N/A
24 tunnel to expose and repair the drain under the home.; 24 tunnel with sewer drain repair
Valuation:
N/A
Permit #:
MEP-TRD-APP21-33127522
Status:
complete
Fee:
$83
Permit Type:
Residential
Building Type:
N/A
Clean out replacement and spot repair to the sewer line.; clean out replacement and sewer line spot repair due to roots
Valuation:
N/A
Permit #:
MEP-TRD-APP21-33127701
Status:
complete
Fee:
$64
Permit Type:
Residential
Building Type:
N/A
11 tunnel with repairs to sewer drain for building # 5.; 11 tunnel with repairs to the sewer drain for building 5
Valuation:
N/A
Permit #:
MEP-TRD-APP21-33104727
Status:
complete
Fee:
$60
Permit Type:
Residential
Building Type:
N/A
11 tunnel with repairs to the sewer drain for building 5; 11 tunnel with repairs to the sewer drain for building 5
Valuation:
N/A
Permit #:
MEP-PLM-PMT21-34304727
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
25ft water line replacement with prv; 25ft water line replacement with prv
Valuation:
N/A
Permit #:
MEP-TRD-APP22-33126391
Status:
issued
Fee:
$78
Permit Type:
Residential
Building Type:
N/A
42ft tunnel with 4 fixture repairs; 42ft tunnel with 4 repairs to fixtures
Valuation:
N/A
Permit #:
MEP-TRD-APP22-33117990
Status:
issued
Fee:
$83
Permit Type:
Residential
Building Type:
N/A
60 trenchless replacement; 60 trenchless replacement
Valuation:
N/A
Permit #:
MEP-SEW-PMT25-34828512
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
60 trenchless replacement; 60 trenchless replacement
Valuation:
N/A
Permit #:
MEP-TRD-APP25-33128512
Status:
complete
Fee:
$64
Permit Type:
Residential
Building Type:
N/A
34 trenchless sewer replacement; 34 trenchless sewer line replacement
Valuation:
N/A
Permit #:
MEP-TRD-APP22-33108811
Status:
complete
Fee:
$64
Permit Type:
Residential
Building Type:
N/A
34 trenchless sewer replacement; 34 trenchless sewer line replacement
Valuation:
N/A
Permit #:
MEP-SEW-PMT22-34808811
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
5 tunnel to repair the sewer drain under the home.; 5 tunnel to repair the sewer drain under the home
Valuation:
N/A
Permit #:
MEP-PLM-PMT21-34304500
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
25ft water line replacement; 25ft water line replacement with prv
Valuation:
N/A
Permit #:
MEP-PLM-PMT22-34326391
Status:
filed
Fee:
$52
Permit Type:
Residential
Building Type:
N/A
42ft tunnel with repairs; 42ft tunnel with 4 repairs to fixtures
Valuation:
N/A
Permit #:
MEP-PLM-PMT22-34317990
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
115 tunnel with repairs to sewer drain.; 115 tunnel with repairs
Valuation:
N/A
Permit #:
MEP-TRD-APP21-33132213
Status:
complete
Fee:
$112
Permit Type:
Residential
Building Type:
N/A
38 tunnel with repairs; 38 tunnel with repairs to the sewer drain
Valuation:
N/A
Permit #:
MEP-TRD-APP21-33135594
Status:
complete
Fee:
$75
Permit Type:
Residential
Building Type:
N/A
15 tunnel with repairs; 15 tunnel with repairs
Valuation:
N/A
Permit #:
MEP-PLM-PMT25-34323339
Status:
filed
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
15 tunnel with repairs; 15 tunnel with repairs
Valuation:
N/A
Permit #:
MEP-TRD-APP25-33123339
Status:
issued
Fee:
$75
Permit Type:
Residential
Building Type:
N/A
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Verified License
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Mulder Plumbing Services, LLC License info
License Not Verified
| License # | 15992 |
| Status | Active |
| City | Cibolo |
| Type | Plumber |
| Business Type | Limited Liability Company (Llc) |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of Mulder Plumbing Services, LLC with the City of Cibolo
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | PM15992 |
| Status | Active |
| City | San Antonio |
| Type | State Rmp Contractor |
| Business Type | Limited Liability Company (Llc) |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Mulder Plumbing Services, LLC at the City of San Antonio, TX Licensed Contractors.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | M15992 |
| Status | Active |
| State | Texas |
| Type | Responsible Master Plumber, Jerry Mulder RMP 15992 |
| Class | RMP |
| Business Type | Limited Liability Company (Llc) |
- When BuildZoom last verified this license, it had an expiration date of June, 2025. Check the current license status of Mulder Plumbing Services, LLC with the Texas State Board of Plumbing Examiners
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 42250 |
| Status | Active |
| State | Texas |
| Type | Journeyman Plumber |
| Business Type | Limited Liability Company (Llc) |
- When BuildZoom last verified this license, it had an expiration date of June, 2025. Check the current license status of Mulder Plumbing Services, LLC with the Texas State Board of Plumbing Examiners
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PM15992 |
| Status | Active |
| City | San Antonio |
| Type | State RMP Contractor |
| Business Type | Limited Liability Company (Llc) |
- When BuildZoom last verified this license, it had an expiration date of June, 2025. Check the current license status of Mulder Plumbing Services, LLC with the City of San Antonio, TX Licensed Contractors
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 15992 |
| Status | Active |
| State | Texas |
| Type | Plumber |
| Business Type | Limited Liability Company (Llc) |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Mulder Plumbing Services, LLC at the Texas State Board of Plumbing Examiners.
This is a sample of licensing data; click here to access a complete history.
Unverified License
| License # | PC9444769 |
| Status | Unable To Verify |
| City | Cibolo |
| Type | Plumbing Contractor |
| Business Type | Limited Liability Company (Llc) |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
Unverified License
| License # | PC8234281 |
| Status | Unable To Verify |
| City | Cibolo |
| Type | Plumbing Contractor |
| Business Type | Limited Liability Company (Llc) |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | PLUM3128656 |
| Status | Inactive |
| City | Terrell Hills |
| Type | Plumbing / Gas Contractor |
| Business Type | Limited Liability Company (Llc) |
- According to the City of Terrell Hills, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Mulder Plumbing Services, LLC at the City of Terrell Hills.
This is a sample of licensing data; click here to access a complete history.
Unverified License
| License # | PC4895942 |
| Status | Unable To Verify |
| City | Cibolo |
| Type | Plumbing Contractor |
| Business Type | Limited Liability Company (Llc) |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | PLUM8360671 |
| Status | Inactive |
| City | Terrell Hills |
| Type | Plumbing / Gas Contractor |
| Business Type | Limited Liability Company (Llc) |
- According to the City of Terrell Hills, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Mulder Plumbing Services, LLC at the City of Terrell Hills.
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
Insured
| Insurer | Acuity Mutual Insurance Company |
| Insured up to | $1,000,000 |
Insured
| Workers Comp Provider | Technology Insurance Company, Inc. |
| Workers Comp Value | $1,000,000 |
318
Permits
- Building permit records show that Mulder Plumbing Services, LLC has worked on 318 permitted projects.
Mulder Plumbing Services, LLC Employees
AM
Aaron Mulder
Vp / Co Owner / Journeyman Plumber / Backflow Certified
CM
Carla Mulder
President / Co Owner
JM
Jerry Mulder
Vp / Co Owner / Responsible Master Plumber M 15992
JC
Joseph Cortez
Journeyman Plumber
KS
Katie Souza
Office Administrator / Accounting
MT
Mari Tijerina
Customer Service Rep / Dispatching
MM
Matthew Mulder
Tradesman Plumber
RV
Roger Vela
Service Manager
RT
Roy Taylor
Tradesman Plumber
SS
Steve Smith
General Manager