Full-Service Solutions
Our Services
15 professional services across septic, excavation, water systems, and engineering — all under one roof in Billings, Montana.
Septic Tank Services
From installation to pumping and maintenance, we handle every aspect of your septic system.
Septic Installation
Complete septic installation and permitting through our in-house engineering process.
Learn MoreSeptic Tank Pumping
Routine pumping and waste removal to keep your system running smoothly.
Learn MoreSewer Line Repair & Improvement
Sewer line repairs and improvement programs in Billings and Lockwood.
Learn MoreSeptic Inspection & Maintenance
Comprehensive inspections and preventative maintenance programs.
Learn MoreSeptic System Inspections
Certified inspections for real estate transactions and compliance.
Learn MoreDrain Cleaning
Professional drain clearing for backups, slow drains, and blockages.
Learn MoreDescaling & Jetting
High-pressure jetting to remove mineral buildup and restore flow.
Learn MoreDrain Field Services
Protect your investment with expert drain field installation, repair, and advanced treatment solutions.
Excavation Services
Professional excavation, site preparation, grading, and material hauling across Montana.
Water Services
Complete water system services including cistern maintenance, pump design, and quality testing.
More Services
Engineering, design, permitting, and specialty services to complete your project.
Why TLC Patriot
The TLC Patriot Advantage
In-House Engineering Process
The only septic company in the Billings area with an in-house engineering process. One call handles everything.
Licensed & Insured
Fully licensed, bonded, and insured. We stand behind every project we complete.
24/7 Emergency
Septic emergencies do not wait. Neither do we. Available around the clock when you need us most.
Not Sure What You Need?
Give us a call or send a message. We will assess your situation and recommend the best solution for your property.