4.5 
41 *The Angi rating for Septic Tank Service companies in Weldon Spring, MO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Septic Tank Service needs.
*The HomeAdvisor rating for Septic Tank Service companies in Weldon Spring, MO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Septic Tank Service needs.
Last update on January 21, 2026
Serving Weldon Spring, MO and surrounding areas
Approved
In business since 2003
Free estimates
Customers say: Quality work
"I am grateful that our septic issues were addressed! Thanks so much Matt for the crew you sent!"
+5
Serving Weldon Spring, MO and surrounding areas
Approved
In business since 2020
Free estimates
Credit card accepted
"Very honest and they are extremely knowledgeable in their field of work. Fixed my septic system that another company put in wrong. Great company"
Serving Weldon Spring, MO and surrounding areas
Approved
In business since 2006
Free estimates
Customers say: Quality work
"Matt and his team did a great job installing our new septic system."
Serving Weldon Spring, MO and surrounding areas
In business since 2023
Emergency services offered
Small jobs welcome
Mission Septic and Drain, is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests, and make their concerns the basis of our business.
Serving Weldon Spring, MO and surrounding areas
In business since 2011
Free estimates
Emergency services offered
HS Sewer and Drain is proud to provide homeowners, realtors, and commercial businesses with quality plumbing service since 2011! With years of experience, our service professionals have the knowledge, tools, and resources to handle all of your sewer and septic needs! Whether your problem arises during the day, at night, on a weekend, or even over the holidays, you can rest assured that HS Sewer & Drain will arrive and get your plumbing back in order. From septic systems to sewer mains, we can do it all in a safe and timely manner. If your plumbing is clogging up your time then don't try and figure it out yourself- let the pros give you a hand! Give us a call today!
+19
Serving Weldon Spring, MO and surrounding areas
In business since 2025
Offers commercial services
We are extremely passionate about the work that we do. You can depend on us to provide a high quality service at a fair and honest price. We understand that the future of our business depends upon our reputation and that is why customer service is by far our highest priority. If you are looking for a professional you can trust, please call today to schedule a no-obligation estimate!
Serving Weldon Spring, MO and surrounding areas
In business since 1996
Free estimates
Credit card accepted
"The plumber did an great job getting my shower ready for my company who was coming over the weekend."
Serving Weldon Spring, MO and surrounding areas
In business since 2008
Emergency services offered
Credit card accepted
"He was able to quickly diagnose that the water leak from the water heater was a result of a ruptured tank, resulting in the need to replace the entire water heater."
Serving Weldon Spring, MO and surrounding areas
In business since 2015
Free estimates
Emergency services offered
We take great pride our experience, expertise, quality and customer service that we provide to meet the consumers' needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.
Serving Weldon Spring, MO and surrounding areas
In business since 1980
Emergency services offered
Credit card accepted
Summit Power Systems, LLC, is a family owned and operated business. With over 30 years of experience we are your go to company for anything dealing in generator install or repairs. There is no project too big or too small. Give us call today for a complimentary estimate.
+18
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