About CTU Earthworks LTD
CTU Earthworks is a locally owned septic and excavation contractor in Iroquois, serving South Dundas, Morrisburg, Prescott, Johnstown, Winchester, Brockville and the surrounding area. Its septic work covers custom system design, new installations, replacements of old systems, repairs and inspections, including real estate septic inspections. Every job starts with an on-property evaluation, and homes or cottages on private sewage systems are both named as customers. The company is fully licensed, insured and builds to Ontario Building Code, with over 40 years of experience. Beyond septic it handles residential and commercial excavation, site prep, armour stone and bulk landscape materials. Emergency services are available, and hours run Monday to Saturday from 7:00 AM to 6:00 PM. Rated 5 from 16 Google reviews, all 16 five stars.
Services and details
Works on septic systems
YesNew system installation
YesLeaching bed repair or replacement
YesSeptic inspections
YesSystem design and permits
YesEmergency service
YesStates a licence or BCIN
YesCottage and seasonal properties
YesCommercial and farm work
Yes
No information yet on septic tank pumping, advanced or tertiary treatment, maintenance programs, in the OOWA member directory, portable toilet rentals. The website did not say; call and ask.
Contact
- (519) 897-5503
- 10526 Stormont, Dundas and Glengarry County Road 2, Iroquois, ON K0E 1K0
- Website
- View on Google Maps
Hours
- Monday
- Open 24 hours
- Tuesday
- Open 24 hours
- Wednesday
- Open 24 hours
- Thursday
- Open 24 hours
- Friday
- Open 24 hours
- Saturday
- Open 24 hours
- Sunday
- Open 24 hours
Listing compiled from public sources on 2026-10-09. Report a correction or request removal. Back to septic companies in Iroquois.
