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.
Find the right company for your job
Pick the job — we re-rank companies by how customers rated that exact job.
Best cockroach control in El Monte for spider extermination
Clear ✕Job match = this company’s ★ on reviews Google tagged “Spider 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 spider extermination
My 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…
Wow! Great service overall. Omar did a fantastic job with cleanup and general maintenance to rid crickets and spider webs. Office Representatives I communicated with, Alyssa and Erica, were so professional and friendly, great with all my follow up questions. Thank you, Dewey!!
Arturo Sanchez is a fantastic technician and really took his time ensuring he did the best he could.
Mosquito squad has been a summer saver for me. I am now able to go out in my backyard without being eaten up. Carlos, the technician that comes out is wonderful. He understands the need to put away one of my pets if I happen not to be home. The Service is worth its money in gold. I have recommended it to my nephew…
Very appreciative of this company! The representative, Auti, was on time and waited for me to arrive from a previous appointment! She provided great customer service! She made sure to review my needs and walked through the property to make sure every area at the complex was treated. She clearly expressed the…
Brian was very helpful, thorough and explained things very clearly. He’s very polite and kind and I appreciate his professional demeanor and service.
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 | 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 | 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 | 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 | 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 | 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 | 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 | 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.