Analyzing 5,760,1035.8M ReviewsFor 15,83615.8K Experts

A1 St Louis Bed Bug Exterminator logo

A1 St Louis Bed Bug Exterminator

Pest control service · University City, MO · reviewed since 2022

How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%92+54Reliability 26%89+23.2Value 15%83+12.6Craft & service penalty97−0.3Experts Score= 90Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.90SCORE
AGradeLetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20.
#38 of 66 bed bug exterminatorsPosition by Experts Score among all companies we track in this category. · better than 43%
4.9 ★★★★★ 27 Google reviews · 14 photos
96%five-star reviews
0%1–2★ in 2 yearsShare of 1–2★ reviews in the last 24 months — or the 20 newest reviews when the company had fewer than 20 in that time.
74%reviews answered by the owner
Oct 2025latest review
📞 Call (314) 207-6170Request a call backWebsite ↗

A1 St Louis Bed Bug Exterminator at a glance

Google reviewers rate the service 4.9 out of 5 based on 27 reviews, with the owner responding to 74% of them. Customers frequently cite punctuality, professional communication, and affordable pricing as key positives. The company performs bed bug treatments using heat, fogging, and chemical methods, along with hornet removal. Reviewers note that staff provide thorough inspections and helpful guidance during the process. No specific recurring criticisms appear in the provided five-star excerpts.

  • Google rating: 4.9 out of 5 from 27 reviews (96% five-star).
  • Reviews on this page: 27 Google reviews (26 with written comments).
  • Owner responses: the business replied to 74% of reviews.
  • Most recent review: October 27, 2025.
  • Service: Bed Bug Exterminator serving University City, Missouri.

Data from Google, last updated October 27, 2026.

Score profile vs other bed bug exterminators

Score per factor (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: craft & service and satisfaction; weakest: value.

Satisfaction92Reliability89Craft & service97Value83Momentum–Replies to reviews–Satisfaction: 92 (median 93)Reliability: 89 (median 92)Craft & service: 97 (median 96)Value: 83 (median 100)
This companyBed Bug Exterminators median0 = centre, 100 = best
SatisfactionSatisfaction · 54% of the scoreRecency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.A1 St Louis Bed Bug Exterminator: 92/100 on this factor. Category median: 93.A
92
ReliabilityReliability · 24% of the scoreHow rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.A1 St Louis Bed Bug Exterminator: 89/100 on this factor. Category median: 92.A
89
Craft & serviceCraft & service · penalty only, up to −10 pointsGoogle review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.A1 St Louis Bed Bug Exterminator: 97/100 on this factor. Category median: 96.A
97
ValueValue · 14% of the scoreCustomers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.A1 St Louis Bed Bug Exterminator: 83/100 on this factor. Category median: 100.A
83
MomentumMomentum · penalty only, up to −10 pointsPenalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Not enough reviews for this factor yet. Category median: 100.–
–
Replies to reviewsReplies to reviews · 7% of the scoreHow often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.Not enough reviews for this factor yet. Category median: 94.–
–

Bar = this company · dark tick = category median.

Star ratings

27 Google reviews we collected

  • 5 stars2696%
  • 4 stars00%
  • 3 stars00%
  • 2 stars14%
  • 1 star00%

Praise vs complaints

Phrases our text analysis found in 26 written reviews

  • Praise29100%
  • Complaints00%

Topic share

How often each topic comes up in the written reviews

  • Quality & results1034%
  • Staff & attitude621%
  • Speed & response517%
  • Price & value310%
  • Would recommend310%
  • Communication27%

What customers talk about

We read 26 written reviews and marked every phrase about these topics. The same colors are highlighted in the reviews.

  • “They inspected thoroughly, treated the space effectively, and followed up to ensure the issue was resolved.”
  • “That kind of support is rare,I highly recommend in a heart beat.”
  • “Thankfully, the property owner contacted A1 Bed Bug Exterminator, and they responded quickly and professionally.”
  • “Very fast and affordable service”
  • “I highly recommend their services to anyone in St.”
  • “The technician explained everything clearly and was respectful of my space.”

praise complaint · found by our text analysis, Google review wording unchanged.

Recent reviews

Juan2 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 11 months ago★★★★★

They helped me bag up clothes and linens so I didn't have to do that alone. That kind of support is rare,I highly recommend in a heart beat.

Bobby2 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★

The bed bugs are gone.I'm not out a lot of money and I can still take my wife out to dinner.Thank you

Rash2 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★

They had a great heating treatment for bed bugs and it was great I do appreciate it

NickLocal Guide · 12 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★

While staying at an Airbnb in St. Louis, we discovered bed bugs—an absolute nightmare while traveling. Thankfully, the property owner contacted A1 Bed Bug Exterminator, and they responded quickly and professionally. Their team clearly specializes in bed bug treatment and knew exactly how to handle the situation.…

Andrea1 reviewTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★

I most definitely endorse A1 Bed Bug Exterminator St. Louis. From beginning to end, they were prompt, professional, and incredibly efficient. I live in the Central West End, and after noticing signs of bed bugs, I was understandably stressed. A1 responded quickly and scheduled an inspection right away. They were…

Cecilia1 reviewTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 3 years ago★★★★★

The tech was very informative. He was wonderful too :slightly_smiling_face: Bedbugs really stress me out and he was a real professional and too care of it quickly.

Ant exterminationCockroach exterminationFlea & mite extermination+ Responsiveness+ Punctuality+ Quality

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Photos

Customer reviews

4.9 ★★★★★ 27 reviews on Google · rating breakdown

Reviews from Google, shown as published (original wording, unedited).

Filter by topic — each topic is highlighted in the reviews in the same color
Juan2 reviewsTotal number of Google reviews Juan has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

They helped me bag up clothes and linens so I didn't have to do that alone. That kind of support is rare,I highly recommend in a heart beat.

Antianna Manigault3 reviewsTotal number of Google reviews Antianna has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

We had company come over here and they took care of my problems

Justin Walker2 reviewsTotal number of Google reviews Justin has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Great heating treatment that killed all bed bugs

Jimmy2 reviewsTotal number of Google reviews Jimmy has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Great fogging spray that eliminates bed bugs

Richard Jones2 reviewsTotal number of Google reviews Richard has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Great service we highly appreciate and recommend

Darius Tamayo2 reviewsTotal number of Google reviews Darius has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Hornets haven't came back awesome

  • Services: Hornet & wasp extermination
Response from the owner · a year ago

Thank you for the 5-star review! We're glad to hear our service effectively kept the hornets away. Your satisfaction is our priority!

CD Flannigan2 reviewsTotal number of Google reviews CD has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Very fast and affordable service

Response from the owner · a year ago

Thank you for the great review! We're thrilled to hear you found our service both quick and affordable, maintaining the high quality we strive for.

Coe D. Gibson2 reviewsTotal number of Google reviews Coe has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

St Louis we have our extermination superhero

Response from the owner · a year ago

Thank you for the fantastic review! We're thrilled to be your go-to extermination superhero in St. Louis!

Courtney Howard1 reviewTotal number of Google reviews Courtney has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

They do good work

Response from the owner · a year ago

Thank you for your 5-star review! We're thrilled to hear you appreciate the quality of our work.

Alana Hunter1 reviewTotal number of Google reviews Alana has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Great prices and affordable

Response from the owner · a year ago

Thank you for the five-star review! We're glad you found our prices to be great and affordable. Your satisfaction is our priority!

A1 St Louis Bed Bug Exterminator on Google Maps →

Business details