The Best Cockroach Control in El Monte, CA
We graded 7 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 59,309 Google reviews of 83 top-rated cockroach control nationwide; 7 of them in El Monte, CA. Updated November 3, 2026.
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Best cockroach control in El Monte for bed bug extermination
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PESPROHow Job match is calculatedBuilt only from reviews Google tagged “Bed bug extermination”:Stars on this job 55%5.00★Number of such jobs 25%5Overall Experts Score 20%92Job match= 94Stars are pulled toward the category average (4.91★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.94
TerminixHow Job match is calculatedBuilt only from reviews Google tagged “Bed bug extermination”:Stars on this job 55%5.00★Number of such jobs 25%3Overall Experts Score 20%75Job match= 84Stars are pulled toward the category average (4.91★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.84Job match = this company’s ★ on reviews Google tagged “Bed bug extermination” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.
What customers said about bed bug extermination
TerminixMy technician Juan H is the best! He is very helpful and kind and always goes out of his way to satisfy his customers. He is very patient with my residents and they are always happy with the service’s he performs in their units and on the property. He has great communication and always informs me when something…
PESPROI called them with an urgent matter, and they were able to help me as soon as they could. They helped me the same day, and stayed in communication with me before their arrival. I would definitely call them again if I ever need to and would absolutely recommend to others. I greatly appreciate their help and fast services.
TerminixWe are extremely happy with our technician Ray R. Always professional, communicative, and friendly.
PESPROUn Servicio profesional, muy buena atención al cliente, el técnico se tomó el tiempo de aplicar el tratamiento en cada rincón, precios muy accesibles, y lo mejor usan químicos orgánicos. 100% recomendados.
Overall ratings
Experts Score 0–100Experts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of cockroach control).
| # | Company | ScoreExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (54%): Recency-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.Reliability (24%): How 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.Craft & service (0%): Google 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.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises 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.Replies to reviews (7%): How 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.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
|---|---|---|---|---|---|
| 1 |  HomeShield Pest ControlEl Monte, CA | A 96How 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 55%97+52.9Reliability 24%96+23.3Value 14%94+13.3Replies to reviews 7%89+6.3Experts Score= 96Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AAA | 4.97 | $71 |
| 2 | PESPROEl Monte, CA | A 92How 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%93+54.6Reliability 26%87+22.7Value 15%99+15.1Experts Score= 92Not 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. | AAAAA– | 4.94 | $282 |
| 3 |  Mosquito Squad Plus of PasadenaEl Monte, CA | A 88How 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 55%87+47.5Reliability 24%88+21.3Value 14%100+14.1Replies to reviews 7%95+6.7Craft & service penalty85−1.5Experts Score= 88Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.89 | $100 |
| 4 |  Wise Pest ControlEl Monte, CA | A 85How 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 55%89+48.5Reliability 24%83+20.1Value 14%100+14.1Replies to reviews 7%33+2.3Experts Score= 85Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAD | 4.88 | $197 |
| 5 | TerminixEl Monte, CA | B 75How 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 55%72+39.3Reliability 24%61+14.8Value 14%100+14.1Replies to reviews 7%96+6.8Experts Score= 75Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BBAAAA | 4.68 | $115 |
| 6 |  TerminixEl Monte, CA | B 70How 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 55%75+40.9Reliability 24%59+14.3Value 14%58+8.2Replies to reviews 7%100+7.1Experts Score= 70Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BC–CAA | 4.74 | $124 |
| 7 |  Dewey Pest & Termite ControlEl Monte, CA | B 65How 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 55%67+36.5Reliability 24%52+12.6Value 14%86+12.2Replies to reviews 7%100+7.1Craft & service penalty89−1.1Momentum penalty72−2.8Experts Score= 65Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BCAABA | 4.74 | $96 |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
|---|---|---|---|---|
| General pest inspection | $58 | $96 | $139 | 99% |
| Ant extermination | $81 | $171 | $282 | 99% |
| Rodent extermination | $76 | $165 | $323 | 98% |
| Spider extermination | $56 | $108 | $179 | 99% |
| Bug & insect extermination | $58 | $99 | $156 | 99% |
| Home inspection | $81 | $121 | $173 | 98% |
| Hornet & wasp extermination | $101 | $196 | $323 | 98% |
| Cockroach extermination | $86 | $186 | $323 | 99% |
| Termite inspection | $88 | $139 | $184 | 97% |
| Mosquito extermination | $71 | $99 | $116 | 99% |
| Termite extermination | $181 | $282 | $426 | 98% |
| Flea & mite extermination | $119 | $246 | $371 | 99% |
Cockroach Control in El Monte, CA at a glance
How the 7 cockroach control we rated in El Monte, CA compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A457%
- Grade B343%
- Grade C00%
- Grade D00%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up229%
- 4.80–4.89★229%
- 4.60–4.79★343%
- Below 4.60★00%
What customers praise
Share of Google review highlights.
- Quality11,01720%
- Professionalism13,76425%
- Responsiveness11,02520%
- Punctuality11,11420%
- Value8,44915%
Was the price fair?
All price verdicts left with reviews.
- Great price2,77428%
- Reasonable6,18663%
- Overpriced1672%
- Not sure7107%
Price verdicts by year
Share calling it great / reasonable / overpriced.
How we grade
Satisfaction (54%) — Recency-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.
Reliability (24%) — How 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.
Craft & service (penalty, up to −10) — Google 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.
Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.
Momentum (penalty, up to −10) — Penalises 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.
Replies to reviews (7%) — How 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.