66/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 283 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pest Control Companies in Oshawa, ON (2026)
124 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Oshawa: Zolo Pest Control Inc, CR Score 66/100; 5.0★ from 283 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Quality Affordable Pest Control Inc, posts 24/7 hours; ranked #2 of 124.
- 23
Most-reviewed: Insight Pest Solutions, 1,854 Google reviews at 4.9★, the most of 124 ranked; ranked #23.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
124 Oshawa pest control companies are ranked here by CR Score, from ten published factors. 57 are open 24/7, 108 open Saturdays and 97 open Sundays, based on posted hours. The median Google rating is 4.9★ across 124 rated businesses.
Top 10 pest control companies in Oshawa at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Zolo Pest Control Inc | 66 | 5.0★ (283) | Oshawa | 24/7 | Overall |
| 2 | Quality Affordable Pest Control Inc | 65 | 4.9★ (373) | Oshawa | 24/7 | Emergencies |
| 3 | Orkin Canada Pest Control | 65 | 4.8★ (454) | Oshawa | 24/7 | — |
| 4 | AstraHive Pest Control | 65 | 5.0★ (203) | Oshawa | 24/7 | — |
| 5 | BP Pest Control | 63 | 4.9★ (106) | Oshawa | 24/7 | — |
| 6 | Skedaddle Humane Wildlife Control | 63 | 4.8★ (248) | Oshawa | Sat · Sun · Evenings | — |
| 7 | Bugman Plus | 63 | 5.0★ (57) | Oshawa | 24/7 | — |
| 8 | GTA Bee and Wasp Removal | 62 | 5.0★ (102) | Oshawa | Sat · Sun · Evenings | — |
| 9 | Empire wildlife Pest control | 62 | 4.9★ (171) | Ajax, 15 km away | 24/7 | — |
| 10 | Mosquito Man Oshawa | 62 | 4.9★ (41) | Oshawa | 24/7 | — |
The 124 best pest control companies in Oshawa, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Oshawa
65/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 373 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
65/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 454 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
65/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 203 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
63/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 106 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
63/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 248 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#7 Bugman Plus
Based in Oshawa
63/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
62/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 102 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 15 km away
62/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 171 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
62/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Toronto, 35 km away
62/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 1,559 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 16 km away
61/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 149 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pickering, 19 km away
61/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 142 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
61/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 58 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
61/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
61/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.7★ from 197 Google reviews, listed on Google as “Pest control service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#17 Can-Pest Inc
Based in Oshawa
61/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
61/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Toronto, 34 km away
60/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 282 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 15 km away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 129 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
60/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
60/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 39 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pickering, 19 km away
60/100CR ScoreRanked #23 because of its Google rating and review volume: 4.9★ from 1,854 Google reviews, the most in Oshawa.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 7 km away
60/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 27 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Toronto, 31 km away
60/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 404 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Pest control companies ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 124 ranked pest control companies here; the rest are on their profiles.
Also serving Oshawa
20 more pest control companies within 40 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Actual Pest Control | In Oshawa | |
| Agile Pest Control | 5.0★ (2) | 36 km |
| Amco Pest Control | In Oshawa | |
| Capital WildLife Control - Oshawa | 5.0★ (2) | In Oshawa |
| Capital WildLife Control - Scarborough - Raccoon Removal | 3.5★ (2) | 35 km |
| Critter Control of Whitby & Oshawa | 5.0★ (2) | In Oshawa |
| Durham Pest | 5.0★ (1) | 7 km |
| Exalted Pest Control Services Inc | In Oshawa | |
| Insect Guard Pest & Wildlife Services | 5.0★ (1) | In Oshawa |
| Inspector Safe Pest Control | 5.0★ (1) | In Oshawa |
| Knights Pest Control | In Oshawa | |
| Leap Pest Control Inc | In Oshawa | |
| Lloyd Pest Control | 5.0★ (1) | In Oshawa |
| Mosquito Man Plus | 5.0★ (1) | In Oshawa |
| Odds N Sods Property Care | 4.5★ (86) | In Oshawa |
| Orbit Pest Control Inc. | 5.0★ (2) | In Oshawa |
| QPS pest control Inc | 5.0★ (2) | 33 km |
| Sos Wildlife Control Scarborough | 5.0★ (2) | 26 km |
| The Pest Defense | 5.0★ (1) | In Oshawa |
| Toronto Pest Control | 5.0★ (2) | 36 km |
How we ranked Oshawa pest control companies
We scored 124 Oshawa pest control 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 Oshawa 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 |
Pest control companies in Oshawa: frequently asked questions
Who is the best pest control company in Oshawa?
By CR Score, the highest-ranked pest control company in Oshawa, ON is Zolo Pest Control Inc with a CR Score of 66/100. It has 5.0★ from 283 Google reviews. It is open 24/7. Quality Affordable Pest Control Inc (#2) and Orkin Canada Pest Control (#3) follow. We ranked 124 pest control companies on ten factors, last updated November 3, 2026.
How many pest control companies are there in Oshawa?
ContractorsRanked ranks 124 pest control companies serving Oshawa, ON. 25 of them are based in Oshawa; the rest serve it from nearby towns. Another 20 within 40 km are listed but not ranked yet. Counts are as of November 2026.
Which pest control companies in Oshawa are open 24/7?
57 ranked pest control companies in Oshawa post 24/7 hours. The highest-ranked are Zolo Pest Control Inc (#1), Quality Affordable Pest Control Inc (#2) and Orkin Canada Pest Control (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pest control companies in Oshawa work on weekends?
108 of 124 ranked pest control companies post Saturday hours and 97 post Sunday hours. The highest-ranked open Saturdays are Zolo Pest Control Inc (#1), Quality Affordable Pest Control Inc (#2) and Orkin Canada Pest Control (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Oshawa pest control companies have?
The median Google rating among 124 rated pest control companies in Oshawa is 4.9★, with a median of 36 reviews. Insight Pest Solutions has the most, 1,854 reviews, and ranks #23. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank pest control companies?
Each pest control company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do pest control companies outside Oshawa count in this ranking?
Yes, if they are within 40 km of the Oshawa city centre, our service radius for pest control companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can pest control companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Oshawa
- November 2026: CR Scores recalculated for 124 pest control companies serving Oshawa.
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