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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 www.questions@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
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 Septic 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
Aqua Test Inc 800.221.3159
Bravo Enterprises Inc 360.659.7077
Breivik Construction  360.332.5555
C W Bright Construction 425.344.6140
CJR Excavation Inc 425.298.9294
Currie Construction Inc 425.422.3612
Curtis Construction 360.568.7064
Drain Doctor's, The 425.418.3379
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 LLC 360.387.1731 
Evergreen Onsite DBA Series Seven 425.397.7771
Evergreen Sanitation 800.433.1678
Fast Cats LLC 253.261.1198
Graafstra Backhoe 425.334.9512
Greenworks of Washington LLC  425.422.6102
Hamblen & Sons Heating  425.501.0123
Horizon Earthworks LLC 425.315.3402
Izi Excavation 425.308.7565
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
Kirk Jayne Trucking & Excavating 425.210.9850
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
Line & Grade Construction LLC 360.223.6491
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
NW New Construction Excavating Inc 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
Schleg Valley Construction (SVC) 360.722.4025
Senlar Pacific Construction Inc 360.794.3148
Sheldon Enterprises Inc 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
Tri County Monitoring & Septic Services  360.659.7077
Wear Construction  425.334.9999
West Coast Excavating LLC 360.652.5161
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
Elledge Land Development 425.471.5770
Envirotek LLC 360.387.1731
Evergreen Onsite DBA Series Seven 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
Northrup Construction / Payless Pumping & Septic Service 360.794.5611
R W Kramer Enterprises Inc 360.387.2729
S V Greso Inc  360.563.0710
Septic Service Inc DBA Sultan Pumper 360.794.9184
Superior Septic Services LLC 425.870.3850
Tri County Monitoring & Septic Services  360.659.7077

Septic Pumpers

Company Name Phone
A 1 Septic Service  425.231.3454
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
American Septic and Side Sewer 425.244.9959
Baker Septic Tank Pumping  360.383.0013
Bravo Enterprises Inc / Tri County  360.659.7077
Cascade Septic LLC 360.652.8293
Cuz Concrete  360.435.5531
Envirotek LLC  360.387.1731
Evergreen Onsite DBA Series Seven 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 Inc 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