I have worked with Todd and the Seppmann team a number of times and cannot refer them enough. They are very kind, helpful, and reasonable in all regards. Look no further!

Jadd Seppmann & Sons Well & Septic Systems
Jadd Seppmann & Sons Well & Septic Systems at a glance
Customers highlight prompt responses, clear communication, and reasonable pricing for well repairs and septic installations. Recurring themes include fast service, professional staff, and honest assessments that avoid unnecessary work. However, low-star reviews cite significant discrepancies between initial estimates and final bills, along with aggressive communication regarding county regulations during new system installations.
- Google rating: 4.8 out of 5 from 24 reviews (88% five-star).
- Reviews on this page: 24 Google reviews (18 with written comments).
- Owner responses: the business replied to 4% of reviews.
- Most recent review: May 28, 2026.
- Service: Septic Tank Service serving Mankato, Minnesota.
Data from Google, last updated October 28, 2026.
Score profile vs other septic tank services
Score per factor (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: momentum and reliability; weakest: replies to reviews.
Bar = this company · dark tick = category median.
Star ratings
24 Google reviews we collected
- 5 stars2188%
- 4 stars28%
- 3 stars00%
- 2 stars00%
- 1 star14%
Praise vs complaints
Phrases our text analysis found in 18 written reviews
- Praise3893%
- Complaints37%
Topic share
How often each topic comes up in the written reviews
- Staff & attitude922%
- Speed & response922%
- Quality & results820%
- Price & value820%
- Communication37%
- Would recommend37%
- Honesty & trust12%
What customers talk about
We read 18 written reviews and marked every phrase about these topics. The same colors are highlighted in the reviews.
“They are very kind, helpful, and reasonable in all regards.”
“His office communicated well, the work was done quickly and downtime was minimal.”
“Even when we ran into an issue with an existing line, they fixed the issue at a fair price”
“Very friendly and prices are reasonable.”
“Todd was very professional and explained what needed to be repaired clearly and provided an accurate estimate.”
“I highly recommend Jadd Seppmann & Sons and wish to publicly thank them for everything they did for us.”
“I've been able to trust them to be honest regarding solutions such as water pressure.”
praise complaint · found by our text analysis, Google review wording unchanged.
Recent reviews
I have worked with Todd and the Seppmann team a number of times and cannot refer them enough. They are very kind, helpful, and reasonable in all regards. Look no further!
I have had them do multiple septic replacements on different properties and couldn’t be happier with how everything went each time. Even when we ran into an issue with an existing line, they fixed the issue at a fair price
We had a problem with our neighborhood Well. Todd was very professional and explained what needed to be repaired clearly and provided an accurate estimate. His office communicated well, the work was done quickly and downtime was minimal. Very pleased and will call them next time we need a repair.
World class service! We lost water pressure and Todd and Ryan showed up same day, replaced the pressure tank in record time and got us up and running. Great people providing old school service!
Seppmann has provided excellent service for us on the farm and gave helpful advise. Very friendly and prices are reasonable. Been using them for over 20 years.
Jadd Seppmann's & Sons has always provided phenomenal service. Calls answered, messages returned promptly, after hours emergency service and courteous/friendly staff. I've called with questions & they have even done service calls to confirm the source of a problem even when they didn't believe it was my well -…
Photos
Customer reviews
4.8 ★★★★★ 24 reviews on Google · rating breakdown
Reviews from Google, shown as published (original wording, unedited).
I have had them do multiple septic replacements on different properties and couldn’t be happier with how everything went each time. Even when we ran into an issue with an existing line, they fixed the issue at a fair price
We had a problem with our neighborhood Well. Todd was very professional and explained what needed to be repaired clearly and provided an accurate estimate. His office communicated well, the work was done quickly and downtime was minimal. Very pleased and will call them next time we need a repair.
World class service! We lost water pressure and Todd and Ryan showed up same day, replaced the pressure tank in record time and got us up and running. Great people providing old school service!
Seppmann has provided excellent service for us on the farm and gave helpful advise. Very friendly and prices are reasonable. Been using them for over 20 years.
I will hire them again next year!
Jadd Seppmann's & Sons has always provided phenomenal service. Calls answered, messages returned promptly, after hours emergency service and courteous/friendly staff. I've called with questions & they have even done service calls to confirm the source of a problem even when they didn't believe it was my well - which it wasn't. I've been able to trust them to be honest regarding solutions such as water pressure. They are one of the only contractor/companies I've never had to ask an employee to remove their shoes or wear booties over shoes when coming inside - they do it without asking. All of my experiences with them have been good. I've been a customer going on 16+ years.
Call them out to look at my septic system, thinking it needed to be pumped. They looked at it, told me nothing was wrong, and only charged me for a basic service call.
Driver an did excellant job great people to work with
Fast, on time, friendly, reasonable rates
Business details
- Phone: (507) 625-3400
- Website: seppmann.com
- Service area: Mankato, MN