About ESI Group

ESI Group, formerly Exact Septics Inc, is a wastewater company serving London, St. Thomas and Delaware with more than 20 years of experience. It designs and installs everything from conventional septic systems to full wastewater treatment systems, in new construction or existing homes, and also offers an alternative system for good soils that needs no maintenance agreement. Septic tank pumping, system inspections and repairs are part of the service, and maintenance agreements are offered at competitive prices. Projects range from small residential jobs to large commercial ones, and the company keeps a fleet of dump trucks for site work. It is listed in the Ontario Onsite Wastewater Association member directory. Rated 4.9 from 237 Google reviews, 228 of them five stars.

What reviewers mention: pump out (36), septic tank pumping (29), courteous staff (22), septic system inspection (10), friendly driver (9), knowledgeable technician (8), payment process (5), riser installation (4), appointment availability (4), tank cleaning (2)

Services and details

Works on septic systems

Septic tank pumping

New system installation

Septic inspections

System design and permits

Advanced or tertiary treatment

Maintenance programs

In the OOWA member directory

Commercial and farm work

No information yet on leaching bed repair or replacement, emergency service, states a licence or BCIN, cottage and seasonal properties, portable toilet rentals. The website did not say; call and ask.

ESI Group