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Best Pest Control Companies in Swansea, IL (2026)

57 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Swansea: Rottler Pest Solutions, CR Score 65/100; 4.9★ from 733 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Rottler Pest Solutions, posts 24/7 hours; ranked #2 of 57.

  3. 16

    Most-reviewed: Hawx Pest Control, 3,435 Google reviews at 4.4★, the most of 57 ranked; ranked #16.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

57 Swansea pest control companies are ranked here by CR Score, from ten published factors. 15 are open 24/7, 38 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 4.9★ across 57 rated businesses.

Top 10 pest control companies in Swansea at a glance

Top 10 pest control companies in Swansea at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Rottler Pest Solutions654.9★ (733)Fairview Heights, 4 mi away24/7Overall
2Rottler Pest Solutions614.9★ (1,656)St. Louis, 23 mi away24/7Emergencies
3STL Pest Control614.9★ (1,852)St. Louis, 17 mi awaySat · Sun · Evenings—
4Rottler Pest Solutions614.9★ (1,742)St. Louis, 24 mi away24/7—
5Mosquito Squad of St. Louis Metro East614.9★ (115)Belleville, 8 mi away24/7—
6Teacher's Spraying Service605.0★ (630)St. Louis, 19 mi awaySat · Sun—
7Holper's Pest & Animal Solutions STL594.9★ (2,085)St. Louis, 18 mi awaySat—
8Orkin594.6★ (1,835)St. Louis, 25 mi away24/7—
9STL Pest Control594.9★ (1,244)St. Louis, 25 mi awaySat · Sun · Evenings—
102 Nice Guys Termite & Pest Control584.9★ (275)St. Louis, 23 mi away24/7—

The 57 best pest control companies in Swansea, 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.

  1. Ranked #1 in Swansea

    #1 Rottler Pest Solutions

    Based in Fairview Heights, 4 mi away

    65/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 733 Google reviews, listed on Google as “Pest control service”.

    • 4.9★ from 733 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5609 N Illinois St, Fairview Heights, IL 62208
    View profile for Rottler Pest Solutions(618) 876-4807

  2. #2 Rottler Pest Solutions

    Based in St. Louis, 23 mi away

    61/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.9★ from 1,656 Google reviews, listed on Google as “Pest control service”.

    • 4.9★ from 1,656 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8625 St Charles Rock Rd, St. Louis, MO 63114
    View profile for Rottler Pest Solutions(314) 426-6100

  3. #3 STL Pest Control

    Based in St. Louis, 17 mi away

    61/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 1,852 Google reviews, listed on Google as “Pest control service”.

    • 4.9★ from 1,852 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 8 AM–6 PM · Sun 9 AM–3 PM
    Address
    2525 Hampton Ave, St. Louis, MO 63139
    View profile for STL Pest Control(314) 833-6222

  8. #8 Orkin

    Based in St. Louis, 25 mi away

    59/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.6★ from 1,835 Google reviews, listed on Google as “Pest control service”.

    • 4.6★ from 1,835 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1528 Fenpark Dr, Fenton, MO 63026
    View profile for Orkin(636) 717-7025

  9. #9 STL Pest Control

    Based in St. Louis, 25 mi away

    59/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 1,244 Google reviews, listed on Google as “Pest control service”.

    • 4.9★ from 1,244 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 8 AM–6 PM · Sun 9 AM–3 PM
    Address
    500 Rudder Rd, Fenton, MO 63026
    View profile for STL Pest Control(314) 557-3000

  13. #13 OMNI Pest Solutions

    Based in Clayton, 20 mi away

    57/100CR Score

    Ranked #13 because of its Google rating and trade focus: 5.0★ from 302 Google reviews, listed on Google as “Pest control service”.

    • 5.0★ from 302 Google reviews
    Hours
    Mon–Fri 8 AM–9 PM · Sat 8 AM–12 PM · Sun closed
    Address
    7733 Forsyth Blvd Ste 1149, Clayton, MO 63105
    View profile for OMNI Pest Solutions(314) 353-9629

  16. #16 Hawx Pest Control

    Based in Olivette, 23 mi away

    56/100CR Score

    Ranked #16 because of its Google rating and review volume: 4.4★ from 3,435 Google reviews, the most in Swansea.

    • 4.4★ from 3,435 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 8 AM–2 PM · Sun closed
    Address
    9633 Dielman Rock Island, Industrial Dr, Olivette, MO 63132
    View profile for Hawx Pest Control(314) 343-1814

  25. #25 PestShield

    Based in Webster Groves, 19 mi away

    54/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.8★ from 399 Google reviews, listed on Google as “Pest control service”.

    • 4.8★ from 399 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    7838 Big Bend Blvd, Webster Groves, MO 63119
    View profile for PestShield(314) 984-9006

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 57 ranked pest control companies here; the rest are on their profiles.

pest control companies in Swansea, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Feature Pest & Termite544.7★ (1,007)25 mi
27The Bugman Budget Pricing544.9★ (8)11 mi
28A1 St Louis Bed Bug Exterminator544.9★ (27)20 mi
29Termite & Pest Control Inc534.0★ (6)14 mi
30Mantis Pest Control of St. Louis535.0★ (56)19 mi
31Bug Out524.9★ (87)14 mi
32Jacob's Pest Control525.0★ (17)16 mi
33Rose Extermination524.8★ (90)19 mi
34Eco Pest Control of St Louis525.0★ (3)13 mi
35Critter Control524.2★ (341)23 mi
36Nomo Pest Solutions514.1★ (1,636)25 mi
37Regimen Pest Control514.8★ (21)22 mi
38Fisher Pest Control505.0★ (9)19 mi
39General Spraying Service Inc505.0★ (8)18 mi
40CES Pest & Termite Control494.9★ (15)17 mi
41Gateway Pest Control493.7★ (3)15 mi
42Brunetti Pesc-Co Inc494.5★ (18)19 mi
43Kingdom Pest Control of St. Louis495.0★ (16)21 mi
44Bremer Pest Control495.0★ (4)21 mi
45Lawn Doctor of Belleville-Columbia-Waterloo494.9★ (63)6 mi
4624 -7 Animal & Pest Control484.0★ (3)19 mi
47St. Louis Pest Brothers485.0★ (5)25 mi
48Brady Pest Solutions484.8★ (36)10 mi
49Bees-Bee-Gone Pest Control484.2★ (6)24 mi
50CBS Pest Control485.0★ (4)23 mi

Also serving Swansea

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.

Unranked pest control companies serving Swansea
BusinessGoogle ratingDistance
Apple Exterminating16 mi
Cardinal Insect & Pest Solutions LLC16 mi
Farnova Pest Management Services16 mi
Fast Home Pest Removal21 mi
Four Seasons Pest Solutions, LLC5.0★ (2)16 mi
Gateway Pest Control16 mi
General Wasp Nest Services Inc18 mi
GuestGuard Pest Solutions17 mi
H & H Pest Control5.0★ (2)16 mi
Integrity Home Inspections19 mi
Military City Termite Removal Experts5.0★ (1)18 mi
Missouri Pest Control3.0★ (1)15 mi
Pest Assassin23 mi
Pro Turf & Pro Pest Solutions - O'Fallon5 mi
Rodent Control St. Louis16 mi
St Louis Mole Trapping1.0★ (1)14 mi
St. Louis Pest Bros.20 mi
Turf Police5.0★ (2)10 mi
Wildlife Control and Wildlife Removal St. Louis, MO5.0★ (2)16 mi
Zombie Squad, Inc4.0★ (1)14 mi

How we ranked Swansea pest control companies

We scored 57 Swansea 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 2, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Swansea data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Pest control companies in Swansea: frequently asked questions

Who is the best pest control company in Swansea?

By CR Score, the highest-ranked pest control company in Swansea, IL is Rottler Pest Solutions with a CR Score of 65/100. It has 4.9★ from 733 Google reviews. It is open 24/7. Rottler Pest Solutions (#2) and STL Pest Control (#3) follow. We ranked 57 pest control companies on ten factors, last updated November 2, 2026.

How many pest control companies are there in Swansea?

ContractorsRanked ranks 57 pest control companies serving Swansea, IL. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.

Which pest control companies in Swansea are open 24/7?

15 ranked pest control companies in Swansea post 24/7 hours. The highest-ranked are Rottler Pest Solutions (#1), Rottler Pest Solutions (#2) and Rottler Pest Solutions (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which pest control companies in Swansea work on weekends?

38 of 57 ranked pest control companies post Saturday hours and 24 post Sunday hours. The highest-ranked open Saturdays are Rottler Pest Solutions (#1), Rottler Pest Solutions (#2) and STL Pest Control (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Swansea pest control companies have?

The median Google rating among 57 rated pest control companies in Swansea is 4.9★, with a median of 50 reviews. Hawx Pest Control has the most, 3,435 reviews, and ranks #16. 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 Swansea count in this ranking?

Yes, if they are within 25 mi of the Swansea 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 Swansea

  1. November 2026: CR Scores recalculated for 57 pest control companies serving Swansea.

More pest control companies and Swansea pages

Other trades in Swansea