66/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,199 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 Wentzville, MO (2026)
76 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Wentzville: Rottler Pest Solutions, CR Score 66/100; 4.9★ from 1,199 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Orkin, posts 24/7 hours; ranked #2 of 76.
- 9
Most-reviewed: Aptive Pest Control, 6,236 Google reviews at 4.6★, the most of 76 ranked; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
76 Wentzville pest control companies are ranked here by CR Score, from ten published factors. 10 are open 24/7, 47 open Saturdays and 19 open Sundays, based on posted hours. The median Google rating is 4.9★ across 76 rated businesses.
Top 10 pest control companies in Wentzville at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Rottler Pest Solutions | 66 | 4.9★ (1,199) | Wentzville | 24/7 | Overall |
| 2 | Orkin | 64 | 4.8★ (4,133) | Weldon Spring, 12 mi away | 24/7 | Emergencies |
| 3 | Mosquito Squad of West St. Louis County | 63 | 4.9★ (369) | Lake Saint Louis, 4 mi away | 24/7 | — |
| 4 | Rottler Pest Solutions | 62 | 4.9★ (1,148) | Chesterfield, 16 mi away | 24/7 | — |
| 5 | MAC Pest Management | 60 | 5.0★ (93) | Troy, 10 mi away | 24/7 | — |
| 6 | Amco Ranger Termite & Pest Solutions | 60 | 4.9★ (1,364) | O'Fallon, 12 mi away | Sat | — |
| 7 | Salvo's Pest & Termite Control, Inc | 58 | 5.0★ (235) | O'Fallon, 10 mi away | Sat | — |
| 8 | Pure Pest | 58 | 4.9★ (75) | O'Fallon, 16 mi away | 24/7 | — |
| 9 | Aptive Pest Control | 57 | 4.6★ (6,236) | St. Louis, 23 mi away | Sat · Evenings | Most reviews |
| 10 | Spring Green | 57 | 4.7★ (541) | O'Fallon, 12 mi away | Sat | — |
The 76 best pest control companies in Wentzville, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
#2 Orkin
Based in Weldon Spring, 12 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 4,133 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lake Saint Louis, 4 mi away
63/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 369 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chesterfield, 16 mi away
62/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 1,148 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Troy, 10 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 93 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 12 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 1,364 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 10 mi away
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 235 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#8 Pure Pest
Based in O'Fallon, 16 mi away
58/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 75 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 23 mi away
57/100CR ScoreRanked #9 because of its Google rating and review volume: 4.6★ from 6,236 Google reviews, the most in Wentzville.
Based on 8 of 10 factors; credentials and recency not yet collected.
#10 Spring Green
Based in O'Fallon, 12 mi away
57/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.7★ from 541 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 5 mi away
57/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 198 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 9 mi away
57/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Charles, 12 mi away
57/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 684 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Peters, 17 mi away
57/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 578 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 5 mi away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 8 mi away
57/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 78 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 8 mi away
57/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 197 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bridgeton, 23 mi away
56/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.6★ from 3,165 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 4 mi away
56/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wildwood, 19 mi away
56/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Charles, 15 mi away
56/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 419 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Maryland Heights, 24 mi away
56/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.7★ from 1,936 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 7 mi away
56/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 118 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 9 mi away
56/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Pest control service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#25 Wildlife Getters
Based in O'Fallon, 9 mi away
55/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Pest control service”.
Based on 7 of 10 factors; credentials, recency and availability 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 76 ranked pest control companies here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Spring Green | 55 | 4.9★ (570) | 25 mi |
| 27 | Bug Out | 55 | 5.0★ (185) | 10 mi |
| 28 | Newt’s Pest Control | 55 | 5.0★ (303) | 18 mi |
| 29 | Wildlife Control Solutions, Inc. | 55 | 4.2★ (19) | 8 mi |
| 30 | Around the Clock Pest Control | 54 | 4.9★ (69) | 14 mi |
| 31 | The Xterminator LLC | 54 | 5.0★ (121) | 14 mi |
| 32 | Evo Pest Control | 54 | 4.8★ (170) | 21 mi |
| 33 | O'Fallon Pest Control | 54 | 4.2★ (10) | 9 mi |
| 34 | Arch Mole Trapping | 53 | 5.0★ (51) | 20 mi |
| 35 | Buckingham Pest Control | 53 | 5.0★ (937) | 17 mi |
| 36 | Lawn Doctor of St. Charles | 53 | 4.5★ (224) | 12 mi |
| 37 | All Solutions Pest Control | 53 | 5.0★ (159) | 21 mi |
| 38 | SEMO Termite & Pest Control | 53 | 5.0★ (7) | In Wentzville |
| 39 | Pest Shield | 53 | 4.9★ (62) | 14 mi |
| 40 | Pezz Pest Control | 53 | 4.7★ (46) | 10 mi |
| 41 | Gateway Thermal Solutions, LLC | 52 | 5.0★ (10) | 18 mi |
| 42 | Arch Pest Services | 52 | 5.0★ (12) | 12 mi |
| 43 | Zero Pest | 52 | 5.0★ (143) | 24 mi |
| 44 | Remedy Pest Control | 52 | 3.7★ (20) | In Wentzville |
| 45 | Urban Crawl Pest Solutions | 52 | 5.0★ (14) | 9 mi |
| 46 | Eagle Pest Control | 52 | 5.0★ (15) | 15 mi |
| 47 | Total Clean Pest Control | 52 | 5.0★ (4) | 16 mi |
| 48 | Byrd's Bugs Pest Control | 51 | 5.0★ (28) | 16 mi |
| 49 | Ketchum Pest & Termite and Wildlife Solutions | 51 | 4.8★ (13) | 19 mi |
| 50 | Armstrong Home Inspections | 51 | 4.3★ (10) | 15 mi |
Also serving Wentzville
16 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 |
|---|---|---|
| Amco Ranger Termite and Pest Solutions | 18 mi | |
| Archwest Termite Control Co | 5.0★ (2) | 20 mi |
| Bay's Termite & Pest Control | 5.0★ (1) | In Wentzville |
| Bed Bug St Louis provides expert, family-safe bed bug removal | 5.0★ (1) | 17 mi |
| Diamond Edge Outdoor Management | 24 mi | |
| Drysdale Termite & Pest | 5.0★ (2) | 16 mi |
| Eco Friendly Pest Control Services in O'Fallon | 5.0★ (2) | 8 mi |
| Eco Friendly Pest Control Services in St. Charles | 5.0★ (1) | 20 mi |
| Freedom Pest Control | 5.0★ (1) | 12 mi |
| Local Pest Control Services in St. Peters | 5.0★ (2) | 12 mi |
| Midwestern Termite & Pest | 3.0★ (2) | 18 mi |
| Peters Pest Control Solutions | 5.0★ (2) | 15 mi |
| Pezz Pest Control Wentzville | 5.0★ (1) | 5 mi |
| Premier Pest Management, LLC | 13 mi | |
| Rays Pest Control | 18 mi | |
| STL Pest Control | 13 mi |
How we ranked Wentzville pest control companies
We scored 76 Wentzville 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 Wentzville 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 Wentzville: frequently asked questions
Who is the best pest control company in Wentzville?
By CR Score, the highest-ranked pest control company in Wentzville, MO is Rottler Pest Solutions with a CR Score of 66/100. It has 4.9★ from 1,199 Google reviews. It is open 24/7. Orkin (#2) and Mosquito Squad of West St. Louis County (#3) follow. We ranked 76 pest control companies on ten factors, last updated November 3, 2026.
How many pest control companies are there in Wentzville?
ContractorsRanked ranks 76 pest control companies serving Wentzville, MO. 3 of them are based in Wentzville; the rest serve it from nearby towns. Another 16 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which pest control companies in Wentzville are open 24/7?
10 ranked pest control companies in Wentzville post 24/7 hours. The highest-ranked are Rottler Pest Solutions (#1), Orkin (#2) and Mosquito Squad of West St. Louis County (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pest control companies in Wentzville work on weekends?
47 of 76 ranked pest control companies post Saturday hours and 19 post Sunday hours. The highest-ranked open Saturdays are Rottler Pest Solutions (#1), Orkin (#2) and Mosquito Squad of West St. Louis County (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Wentzville pest control companies have?
The median Google rating among 76 rated pest control companies in Wentzville is 4.9★, with a median of 46 reviews. Aptive Pest Control has the most, 6,236 reviews, and ranks #9. 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 Wentzville count in this ranking?
Yes, if they are within 25 mi of the Wentzville 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 Wentzville
- November 2026: CR Scores recalculated for 76 pest control companies serving Wentzville.
More pest control companies and Wentzville pages
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