We are septic tank and septic system installation and repair experts.

Sioholm Excavation has helped hundreds of customers with their septic system needs. We have been in business for over 30 years. Give us a call.


septic systems diagram

Sioholm Excavation Services offers high quality installations and repairs on all types of septic systems. Sioholm Excavation is a company with years of experience who takes pride in each and every job while providing exceptional customer service. Septic systems are installed in older homes and in rural areas where there is no city sewer lines to connect to. Septic systems are an onsite way for both homes and businesses to treat their waste and waste water.


We install septic systems in new home, replace then in existing homes and also repair septic systems. Contact us today for your free estimate. You will be glad that you did.

SIoholm Excavation was there to help us get our septic system replaced right away. There is nothing worse than having no control over your water and septic system, and Bill Sioholm was there to help us get back on track.Wallingford Resident

We pride ourselves on our honest and dependable services giving you trusted, high quality workmanship and the personal attention you deserve.

  • Professional
  • Dependable
  • Courteous
  • Experienced
  • Knowledgeable
septic system installation