Advanced Septic Solutions, Inc, is a family owned business based out of Northfield, MN. Our company holds multiple septic and wastewater treatment licenses and is committed to providing you with the highest quality service at the best value possible, as is reflected in our corporate philosophy, “We are done when you are satisfied”.
We provide a wide variety of septic services ranging from residential to large-scale commercial operations and can perform most things related to rural and commercial wastewater treatment in Minnesota.

Tom Wirtzfeld Founder and CEO
DCI Maintainer Cert # C8727
Advanced Designer Cert # C8727
Advanced Inspector Cert # C8727
Installer Cert # C8727
Service Provider Cert # C8727
Wastewater Operator Class C (Certificate # C-307460)
Advanced Operation & Maintenance Service Provider
Type 4 Biosolid Applicator Certificate #40-307460
Restricted Master Plumber Certified License #057162-MR
AdvanTex Treatment Systems Professional Development
Chromaglass Certified
Bord-Na-Mo’na Peat Filter Certified
FAST Certified
EPDM Certified
Ground Water Mounding Certified
Denitrification Course Graduate
Unrestricted Pipelayer Certified
State SDS & Commercial Systems Contractor
MOSTCA member-- Large System Cluster Taskforce
MOWA member-- past vice president
CDL Designation

Dave Hetchler Lead Service Provider
DCI Designer
Maintainer
Installer
Inspector
Service provider
Wastewater Operator Class C (Certificate #C-201396)
MOWA Member
CDL Designation

Dave Johnson Soil Scientist
DCI Installer
Designer
Inspector
Pumper / Maintainer
Wastewater Operator Class C (Certificate #C-52596111)
MOWA member
CDL Designation

Mark Albert Lead Wastewater Operator
Sampling/DMR Administrator
Wastewater Operator Class B (Certificate # B – 4002)
Type 4 Biosolids Applicator (Certificate #40-4002)
Water Supply System Operator Class C (Certificate #7458)

Don Weed Maintenance & Equipment Support
Pumper / Maintainer
CDL Designation
Steam Plant Engineer
Joe Rahman Lead equipment operator
Pumper / Maintainer School
Basic ISTS School
Installer School
CDL Designation
Bev Wirtzfeld Office Administrator and CFO
Accounting services
Payroll and taxes
Purchases
Inventory control
Compliance
Gopher One coordination
Daily schedules

Adam Wirtzfeld Wrench in the Works
Technical Engineer
Graphic and IT support
More of the guys

Advanced Septic Solutions, Inc.
SSTS Business License Surety Bond #69938588
SSTS Business License # L2829
General Casualty Insurance #XCX0434836
DOT 1780627