Updated: May 15, 2026
Location
Address
Colfax, WA, 99111
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Mrt Services Electrician
Mrt Services LLC, Colfax, WA (Owned by: Mark Tetzlaff) holds a Electrician, Electrician license and 4 other licenses according to the Washington license board.
Their BuildZoom score of 94 ranks in the top 24% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mrt Services LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mrt Services LLC Contact Information
Phone Number: (509) 334-1890
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Verified License
BuildZoom confirmed this contractor's license
Mrt Services LLC License info
Verified License
| License # | MACKLBW903Q3 |
| Status | Active |
| State | Washington |
| Type | Electrician, Electrician |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Mrt Services LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | RCE-24962 |
| Status | Active |
| State | Idaho |
| Type | Landscaping Sprinklers Irrigation |
- When BuildZoom last verified this license, it had an expiration date of October, 2015. Check the current license status of Mrt Services LLC with the State of Idaho Bureau Of Occupational Licenses
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MRTSESL976PA |
| Status | Inactive |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
- According to the The City of Tukwila, WA, 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 Mrt Services LLC at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MACKLBW920KH |
| Status | Inactive |
| State | Washington |
- According to the Washington State Department of Labor & Industries, 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 Mrt Services LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MRTSESL976PA |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- According to the Washington State Department of Labor & Industries, 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 Mrt Services LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Insured
| Insurer | American Hallmark Ins Co Of Te |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Old Republic Surety Co |
| Bond Value | $12,000 |
Mrt Services LLC Employees
ET
Eric Tetzlaff
Owner
WT
Wolfgang Tetzlaff
Owner
ET
Eric Tetzlaff
Partner/Member
KT
Kathleen Tetzlaff
Partner/Member
LS
Logen, Erik Steen
Partner/Member
MT
Mark Tetzlaff
Owner
MT
Mark Tetzlaff, Eric Tetzlaff, Wolfgang Tetzlaff, Kathleen Tetzlaff, Robert Tetzlaff
Owner
RT
Robert Tetzlaff
Partner/Member
TA
Tetzlaff, Kathleen Ann
Partner/Member
TR
Tetzlaff, Mark Richard
Partner/Member
TW
Tetzlaff, Wolfgang
Partner/Member
WT
Wolfgang Tetzlaff
Partner/Member