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Septic Contractors

Septic professionals - pumpers, installers, and monitoring and maintenance specialists - receive individual certifications. On this page, we list companies with certified professionals on staff who are certified in Snohomish County. Some septic contractors are certified in more than one area. For more information on becoming certified, email WWWQuestions@snohd.org.

There are three lists on this page:

Jump to septic system installers
Jump to monitoring & maintenance specialists
Jump to septic pumpers

  • Septic installers must meet Snohomish Health District examination and certification requirements (PDF).
  • Sewage pumpers—Certified by Snohomish Health District and must pass an exam and show proof of insurance
  • Designers and engineers—Licensed by the Washington State Department of Licensing
  • Monitoring and maintenance specialists—Certified by the Snohomish Health District and must pass both portions of the Washington On-Site Sewage Association exam in addition to meeting the 2-year experience requirement and showing proof of current registration with the Washington State Department of Labor and Industries 

Certified Septic System Installers

Company Name Phone
01 - Schleg Valley Construction - SVC  360.722.4025
A C E Bulldozing LLC  360.668.4533
A Wesco Septic Service 360.668.6561
Aarcadian Excavating 425.359.4929
Above All Construction 425.787.0296
Above Grade 425.954.7233
Ace Acme Septic Service Inc  360.659.1881
All County Septic Service 425.334.9519
All Septic Services / E & D Excavating 360.435.5605
All Ways Excavating NW LLC 425.879.8059
American Septic and Side Sewer  425.244.9959
Applin Construction 360.568.7074
Aqua Test Inc 800.221.3159
Bravo Enterprises  360.659.7077
Breivik Construction  360.332.5555
C W Bright Construction 425.344.6140
Castle Dwellers Inc 425.344.4663
CJR Excavation Inc 425.298.9294
Currie Construction Inc 425.422.3612
Curtis Construction 360.568.7064
Drainfield Designs 425.246.0734
Dwaine's Backhoe Service Inc 360.659.4675
E & D Excavating 360.435.5605
Earthwise Excavation  360.668.2452
Earthwork Solutions  425.345.0071
Edwards K & S Construction 425.754.3874
Elledge Land Development  425.471.5770
ENF Drainfields & Excavating Inc 360.629.6088
Envirotek  360.387.1731 
Evergreen Onsite 425.397.7771
Evergreen Sanitation 800.433.1678
Fast Cats  253.261.1198
Graafstra Backhoe 425.334.9512
Greenworks of Washington LLC  425.422.6102
Hamblen & Sons Heating  425.501.0123
J & M Septic Installation Inc 425.754.1204
J C Williamson Co 425.806.8747
Jeff D Backhoe Services 425.299.5242
Jeff Smith Excavating Co  360.435.9702
Jim Hale Backhoe Service  360.436.1454 
JNJ Development  425.238.0335
Karls Site Development 509.633.2425
KMJ Excavating 206.228.3657
Koehler Industries Inc 425.238.7805
Konnerup Construction Inc  360.387.0005
Land Design Company, The  425.220.5341
Land Dirt Pipe Construction LLC 425.903.4353
Leifer Construction Inc 360.659.3322
LX Construction LLC 425.754.2549
Maple Ridge Excavating  425.260.4040
Neubauer Construction & Excavation Inc  425.754.3718
Northlake Concrete Products 360.668.8500
Northrup Construction / Payless Pumping & Septic Services 360.794.5611
Northwest Home Pros  425.478.7309
NW New Construction Excavating 425.318.7705
P L E LLC 360.629.0461
Port Susan Construction, LLC 425.754.7387
R A Johnson Construction Inc 425.508.4337
R W Kramer Enterprises Inc 360.387.2729
Rathert Construction 425.327.0308
Ray Lane Company 360.652.6386
Roadrunner Service  425.387.5419
S V Greso Inc 360.563.0710
Sam's Septic Solutions  425.512.5384
Senlar Pacific Construction Inc 360.794.3148
Sheldon Enterprises  360.659.5567
Silvana Plumbing LLC 206.779.6665
Snohomish County Excavating 360.652.9168
Steve Ruhnke Construction  360.794.7212
Superior Septic Services LLC 425.870.3850
Taylor's Excavators 360.629.3078
The Drain Doctors Inc 425.418.3379
Tri County Monitoring & Septic Services  360.659.7077
Wear Construction  425.334.9999
West Coast Excavating LLC 425.356.7082
World Excavating 360.563.4999

Monitoring & Maintenance Specialists

Company Name Phone
A Wesco Septic Service 360.668.6561
Above Grade 425.954.7233
Ace Acme Septic Service  360.668.6561
All Septic Services / E & D Excavating 360.435.5605
All Ways Excavating NW LLC  425.879.8059
Aqua Test Inc 425.432.9360
Baker Septic Tank Pumping Inc  360.383.0013
Bravo Enterprises  360.659.7077
Drainfield Designs  425.246.0734
Earthwise Excavation  360.668.2452
Envirotek  360.387.1731
Evergreen Onsite 425.397.7771
Evergreen Sanitation 800.433.1678
Greenworks of Washington LLC  425.422.6102
Johnny's Septic Service Inc  360.757.0550
Norsky Septic Pumping  360.387.6384
R W Kramer Enterprises Inc 360.387.2729
S V Greso Inc  360.563.0710
Superior Septic Services LLC 425.870.3850
Tri County Monitoring & Septic Services  360.659.7077

Septic Pumpers

Company Name Phone
A 1 Septic Service  206.280.3180
A Wesco Septic Service 360.668.6561
Ace Acme Septic Service  360.659.1881
Alberta Septic Systems  425.271.6524
All County Septic Service 425.334.9519
All Septic Services / E&D Excavating  360.435.5605
Baker Septic Tank Pumping  360.383.0013
Bravo Enterprises Inc / Tri County  360.659.7077
Cascade Septic  360.652.8293
Cuz Concrete  360.435.5531
Earthwise Excavation  360.668.2452
Envirotek LLC  360.387.1731
Evergreen Onsite  425.397.7771
Evergreen Sanitation 800.433.1678
Greenworks of Washington LLC  425.422.6102
Hills Sno Cty Septic Tank Service  360.659.3689
Johnny's Septic Service Inc  360.757.0550
Klein Septic Service  360.502.1696
Lakeside Septic 425.822.2421
McNel Septic Service  425.432.2270
Norsky Septic Pumping 360.387.6384
Northrup Construction / Payless Pumping & Septic Service 360.794.5611
Northwest Cascade  253.848.2371
S O S Septic Pumping  360.794.4619 
S V Greso Inc  360.563.0710
Septic Service Inc DBA Sultan Pumper  360.794.9184
Sky Valley Pumpers  360.913.4446
Superior Septic Services LLC  425.870.3850