7 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Rayside-Balfour: North Pro Plumbing & Construction Inc, CR Score 55/100; 5.0★ from 58 Google reviews; open evenings.
Best for emergencies (open 24/7): Auto Wash Plus, posts 24/7 hours; ranked #6 of 7.
Most-reviewed: Bruce Tait Construction Ltd, 29 Google reviews at 4.3★, the most of 7 ranked after North Pro Plumbing & Construction Inc; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
7 Rayside-Balfour septic service companies are ranked here by CR Score, from ten published factors. 1 is open 24/7, 1 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.8★ across 7 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | North Pro Plumbing & Construction Inc | 55 | 5.0★ (58) | Greater Sudbury, 7 km away | Evenings | Overall |
| 2 | Tait Bob Sanitation | 53 | 4.8★ (8) | Greater Sudbury, 27 km away | — | — |
| 3 | Jim's Portable Toilets & Septic Service | 52 | 3.7★ (25) | Greater Sudbury, 27 km away | — | — |
| 4 | Environmental 360 Solutions | 52 | 3.5★ (16) | Lively, 21 km away | — | — |
| 5 | DON THERIAULT CONSTRUCTION | 51 | 5.0★ (3) | Greater Sudbury, 6 km away | — | — |
| 6 | Auto Wash Plus | 49 | 5.0★ (8) | Greater Sudbury, 30 km away | 24/7 | Emergencies |
| 7 | Bruce Tait Construction Ltd | 46 | 4.3★ (29) | Greater Sudbury, 35 km away | — | Most reviews |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 in Rayside-Balfour
Based in Greater Sudbury, 7 km away
Ranked #1 because of its Google rating and review volume: 5.0★ from 58 Google reviews, the most in Rayside-Balfour.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greater Sudbury, 27 km away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Greater Sudbury, 27 km away
Ranked #3 because of its Google rating and trade focus: 3.7★ from 25 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lively, 21 km away
Ranked #4 because of its Google rating and trade focus: 3.5★ from 16 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greater Sudbury, 6 km away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greater Sudbury, 30 km away
Ranked #6 because of its Google rating and review volume: 5.0★ from 8 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greater Sudbury, 35 km away
Ranked #7 because of its Google rating and review volume: 4.3★ from 29 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
We scored 7 Rayside-Balfour septic service companies on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Rayside-Balfour data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |