65/100CR Score
Ranked #1 because of its Google rating and review volume: 4.6★ from 4,390 Google reviews, the most in Markham.
Best Pest Control Companies in Markham, IL (2026)
164 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
164 Markham pest control companies are ranked here by CR Score, from ten published factors. 47 are open 24/7, 127 open Saturdays and 64 open Sundays, based on posted hours. The median Google rating is 4.9★ across 164 rated businesses.
Top 10 pest control companies in Markham at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Orkin | 65 | 4.6★ (4,390) | Crestwood, 4 mi away | 24/7 | Overall |
| 2 | Terminix | 63 | 4.6★ (1,297) | Mokena, 8 mi away | 24/7 | Emergencies |
| 3 | Guardian Pest Control | 62 | 4.9★ (829) | Griffith, 14 mi away | 24/7 | — |
| 4 | Orkin | 61 | 4.5★ (370) | Crestwood, 4 mi away | 24/7 | — |
| 5 | ABC Humane Wildlife Control and Prevention Inc. | 60 | 4.9★ (309) | Lisle, 15 mi away | 24/7 | — |
| 6 | A.N.T. Pest Control | 60 | 5.0★ (679) | New Lenox, 16 mi away | Sat · Sun · Evenings | — |
| 7 | Frontline Pest Control | 60 | 5.0★ (161) | Naperville, 13 mi away | 24/7 | — |
| 8 | Mr. Critter | 60 | 5.0★ (218) | Naperville, 15 mi away | 24/7 | — |
| 9 | Orkin | 60 | 4.6★ (2,484) | Broadview, 21 mi away | 24/7 | Most reviews |
| 10 | Rose Pest Solutions | 59 | 4.8★ (488) | Chicago, 7 mi away | Sat | — |
The 164 best pest control companies in Markham, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
#2 Terminix
Based in Mokena, 8 mi away
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.6★ from 1,297 Google reviews, listed on Google as “Pest control service”.
Based in Griffith, 14 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 829 Google reviews, listed on Google as “Pest control service”.
#4 Orkin
Based in Crestwood, 4 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.5★ from 370 Google reviews, listed on Google as “Pest control service”.
Based in Lisle, 15 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 309 Google reviews, listed on Google as “Pest control service”.
Based in New Lenox, 16 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 679 Google reviews, listed on Google as “Pest control service”.
Based in Naperville, 13 mi away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 161 Google reviews, listed on Google as “Pest control service”.
#8 Mr. Critter
Based in Naperville, 15 mi away
60/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 218 Google reviews, listed on Google as “Pest control service”.
#9 Orkin
Based in Broadview, 21 mi away
60/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.6★ from 2,484 Google reviews, listed on Google as “Pest control service”.
Based in Chicago, 7 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 488 Google reviews, listed on Google as “Pest control service”.
#11 Spring Green
Based in Mokena, 8 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 1,662 Google reviews, listed on Google as “Pest control service”.
Based in Orland Park, 22 mi away
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 305 Google reviews, listed on Google as “Pest control service”.
#13 Terminix
Based in Chicago, 23 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 331 Google reviews, listed on Google as “Pest control service”.
Based in Park Forest, 8 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 277 Google reviews, listed on Google as “Pest control service”.
Based in Chicago, 19 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 126 Google reviews, listed on Google as “Pest control service”.
Based in New Lenox, 17 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 844 Google reviews, listed on Google as “Pest control service”.
Based in Chicago, 4 mi away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.6★ from 404 Google reviews, listed on Google as “Pest control service”.
Based in Joliet, 21 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 1,325 Google reviews, listed on Google as “Pest control service”.
Based in Lemont, 18 mi away
58/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.8★ from 978 Google reviews, listed on Google as “Pest control service”.
#20 US Pest Control
Based in Joliet, 11 mi away
58/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 178 Google reviews, listed on Google as “Pest control service”.
Based in Hammond, 10 mi away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 325 Google reviews, listed on Google as “Pest control service”.
Based in Berwyn, 19 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 867 Google reviews, listed on Google as “Pest control service”.
Based in Joliet, 19 mi away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 467 Google reviews, listed on Google as “Pest control service”.
Based in Oak Lawn, 6 mi away
57/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 69 Google reviews, listed on Google as “Pest control service”.
Based in Joliet, 18 mi away
57/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 73 Google reviews, listed on Google as “Pest control service”.
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 164 ranked pest control companies here; the rest are on their profiles.
Also serving Markham
20 more pest control companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Action Exterminating Co Inc | 5.0★ (1) | 9 mi |
| All Suburban Pest Control | 5.0★ (2) | 17 mi |
| Alpha Pest Control, Inc. | 5.0★ (2) | 11 mi |
| Bed Bug Extermination - Bed Bug Removal, Bugs Heat, Steam and Chemical Treatment | 5.0★ (1) | 15 mi |
| Cicero Pest Control | 5.0★ (2) | 18 mi |
| Eco Friendly Pest Management in Joliet | 5.0★ (1) | 21 mi |
| Fleming Pest Control | 5.0★ (2) | 12 mi |
| Illinois Poison Center | 2.0★ (1) | 19 mi |
| Just Pest Solutions | 5.0★ (2) | 22 mi |
| Just Pest Solutions LLC | 5.0★ (1) | 15 mi |
| Local Pest Control Services in Hammond | 5.0★ (1) | 10 mi |
| MEP Exterminating | 4.5★ (2) | 9 mi |
| Pest Control Chicago | 5.0★ (2) | 15 mi |
| Private Pest Control | 5.0★ (2) | 18 mi |
| Professional Pest Control Inc | 5.0★ (1) | 18 mi |
| Rent a Cat Pest Control | 5.0★ (1) | 19 mi |
| RentokilTropicalPlants | 5.0★ (1) | 21 mi |
| Skyline Services | 5.0★ (2) | 17 mi |
| Tree Hugger Pest Control - Hammond | 5.0★ (1) | 12 mi |
| Verminator Pest Eliminator | 5.0★ (2) | 12 mi |
How we ranked Markham pest control companies
We scored 164 Markham 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 Markham 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 Markham: frequently asked questions
Who is the best pest control company in Markham?
By CR Score, the highest-ranked pest control company in Markham, IL is Orkin with a CR Score of 65/100. It has 4.6★ from 4,390 Google reviews. It is open 24/7. Terminix (#2) and Guardian Pest Control (#3) follow. We ranked 164 pest control companies on ten factors, last updated November 3, 2026.
How many pest control companies are there in Markham?
ContractorsRanked ranks 164 pest control companies serving Markham, IL. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which pest control companies in Markham are open 24/7?
47 ranked pest control companies in Markham post 24/7 hours. The highest-ranked are Orkin (#1), Terminix (#2) and Guardian Pest Control (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pest control companies in Markham work on weekends?
127 of 164 ranked pest control companies post Saturday hours and 64 post Sunday hours. The highest-ranked open Saturdays are Orkin (#1), Terminix (#2) and Guardian Pest Control (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Markham pest control companies have?
The median Google rating among 164 rated pest control companies in Markham is 4.9★, with a median of 55 reviews. Orkin has the most, 4,390 reviews, and ranks #1. 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 Markham count in this ranking?
Yes, if they are within 25 mi of the Markham city center, 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 Markham
- November 2026: CR Scores recalculated for 164 pest control companies serving Markham.
- November 2026: 4 duplicate listings merged.
More pest control companies and Markham pages
Pest control companies near Markham
- Pest control companies in Hazel Crest, IL154 ranked
- Pest control companies in Country Club Hills, IL159 ranked
- Pest control companies in Midlothian, IL196 ranked
- Pest control companies in Oak Forest, IL192 ranked
- Pest control companies in Harvey, IL160 ranked
- Pest control companies in Homewood, IL142 ranked
- Pest control companies in Riverdale, IL169 ranked
- Pest control companies in Crestwood, IL220 ranked
- Pest control companies in Blue Island, IL196 ranked
- Pest control companies in South Holland, IL146 ranked
Other trades in Markham
- Roofers in Markham1787 ranked
- Plumbers in Markham687 ranked
- Electricians in Markham622 ranked
- HVAC contractors in Markham1031 ranked
- General contractors in Markham1065 ranked
- Painters in Markham235 ranked
- Landscapers in Markham283 ranked
- Handymen in Markham92 ranked
- Kitchen remodelers in Markham597 ranked
- Bathroom remodelers in Markham570 ranked
- Flooring contractors in Markham475 ranked
- Tile installers in Markham58 ranked
- Drywall contractors in Markham16 ranked
- Concrete contractors in Markham393 ranked
- Fence contractors in Markham173 ranked
- Deck builders in Markham246 ranked
- Siding contractors in Markham860 ranked
- Window installers in Markham847 ranked
- Gutter installers in Markham361 ranked
- Insulation contractors in Markham94 ranked
- Solar installers in Markham125 ranked
- Garage door repair companies in Markham122 ranked
- Foundation repair companies in Markham211 ranked
- Tree services in Markham280 ranked
- Masonry contractors in Markham369 ranked
- Water damage restoration companies in Markham854 ranked
- Home builders in Markham567 ranked
- Demolition contractors in Markham112 ranked
- Window cleaners in Markham73 ranked
- Pressure washing companies in Markham88 ranked
- Paving contractors in Markham264 ranked
- Auto glass repair shops in Markham228 ranked
- Septic service companies in Markham189 ranked
- Excavating contractors in Markham108 ranked
- Pool builders in Markham135 ranked
- All contractors in Markham