Allco Inspection Services logo

Allco Inspection Services

Home inspector · Greeley, CO · reviewed since 2018

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 55%89+48.5Reliability 24%86+20.8Value 14%100+14.1Replies to reviews 7%96+6.8Craft & service penalty86−1.4Experts Score= 89Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.89SCORE
AGradeLetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20.
#44 of 56 radon testing servicesPosition by Experts Score among all companies we track in this category. · better than 22%
4.9 ★★★★★ 185 Google reviews · 10 photos
96%five-star reviews
4.82★last 12 monthsAverage stars on reviews from the last 12 months only.
2.3%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.
99%reviews answered by the owner
Aug 2026latest review

Allco Inspection Services at a glance

Google reviewers rate Allco Inspection Services 4.9 out of 5 based on 185 reviews, with the owner responding to 99% of feedback. Customers frequently cite punctuality, competitive pricing, and detailed reports delivered within 24 hours as key positives. Recurring themes highlight thorough walkthroughs and clear communication that helped buyers identify issues in new builds. However, some low-star reviews criticize missed defects, such as roof underlayment problems or damaged doors, and note that post-purchase warranty claims for discovered leaks were difficult to resolve.

  • Google rating: 4.9 out of 5 from 185 reviews (96% five-star).
  • Reviews on this page: 185 Google reviews (154 with written comments).
  • Owner responses: the business replied to 99% of reviews.
  • Most recent review: August 5, 2026.
  • Service: Radon Testing Service serving Greeley, Colorado.

Data from Google, last updated November 1, 2026.

Score profile vs other radon testing services

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: value and momentum; weakest: craft & service.

Satisfaction89Reliability86Craft & service86Value100Momentum100Replies to reviews96Satisfaction: 89 (median 95)Reliability: 86 (median 95)Craft & service: 86 (median 98)Value: 100 (median 100)Momentum: 100 (median 100)Replies to reviews: 96 (median 82)
Allco Inspection ServicesRadon Testing Services 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.Allco Inspection Services: 89/100 on this factor. Category median: 95.A
89
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.Allco Inspection Services: 86/100 on this factor. Category median: 95.A
86
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.Allco Inspection Services: 86/100 on this factor. Category median: 98.A
86
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.Allco Inspection Services: 100/100 on this factor. Category median: 100.A
100
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.Allco Inspection Services: 100/100 on this factor. Category median: 100.A
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.Allco Inspection Services: 96/100 on this factor. Category median: 82.A
96

Bar = this company · dark tick = category median.

Star ratings

185 Google reviews we collected

  • 5 stars17896%
  • 4 stars21%
  • 3 stars11%
  • 2 stars21%
  • 1 star21%

Praise vs complaints

Phrases our text analysis found in 154 written reviews

  • Praise39899%
  • Complaints61%

Topic share

How often each topic comes up in the written reviews

  • Quality & results9323%
  • Staff & attitude8822%
  • Would recommend7318%
  • Speed & response7118%
  • Communication4311%
  • Price & value236%
  • Honesty & trust133%

What customers talk about

We read 154 written reviews and marked every phrase about these topics. The same colors are highlighted in the reviews.

  • “Justin was professional, knowledgeable, and extremely thorough from start to finish.”
    “As soon as we moved in to our new home we discovered a hallway light not working.”
  • “Justin was great and knowledgeable and gave us options.”
  • “I look forward to working with him again and would confidently recommend him to anyone looking for a knowledgeable and thorough home inspector.”
    “Would not recommend due to leaks and problems discovered after purchasing house.”
  • “He's also very easy to get ahold of and always responsive, which I really appreciate as a real estate agent.”
  • “He took the time to explain everything in a way that was easy to understand, answered every question, and made sure my buyers felt informed and comfor…”
  • “Justin from Allco did an amazing job, very thorough, competitive pricing.”
  • “He was very honest in letting us know that we didn’t need to add the additional sewer scope because of the way our building was, instead of just up ch…”

People customers mention

  • Justin 31 reviews
  • Maloney 7 reviews
  • Inspections 4 reviews

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

Reviews for your job

Customers hired Allco Inspection Services for 5 kinds of job. Pick one to see what they paid and said.

Recent reviews

Josh7 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. · 2 months ago★★★★★

Justin was great and knowledgeable and gave us options. He was very honest in letting us know that we didn’t need to add the additional sewer scope because of the way our building was, instead of just up charging us anyways. It was refreshing and won our trust. We’d very much recommend Allco!

Great price
Brogan6 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. · 3 months ago★★★★★

I had a fantastic experience working with him! He was incredibly thorough throughout the inspection and truly went above and beyond during the walkthrough with my buyers. He took the time to explain everything in a way that was easy to understand, answered every question, and made sure my buyers felt informed and…

yari4 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. · 3 months ago★★★★★

It was a pleasure working with Justin! From the initial estimate all the way through to the final inspections and reports, the communication was excellent!

Dj1 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 months ago★★★★★

Justin ⭐⭐⭐⭐⭐ I couldn’t be happier with the home inspection! Justin was professional, knowledgeable, and extremely thorough from start to finish. He took the time to explain everything he found, answered all of my questions, and made sure I understood the condition of the home. The inspection report was detailed,…

AlexandriaLocal Guide · 38 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. · 3 months ago★★★★★

Justin was super helpful and patient as I asked every possible question. Even in our new build he caught a handful of items that needed to be fixed by the builder adding very detailed notes. Highly recommend!

Ben3 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. · 4 months ago★★★★★

Justin was prompt, on time, and totally on top of it! We were on a very tight timeline with a home closing, and Justin made sure we got our results back in time. 10/10!

Photos

Customer reviews

4.9 ★★★★★ 185 reviews on Google · rating breakdown

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

Jobs customers hired them for — from Google's service tags and the review text
Team members customers mention
Filter by topic — each topic is highlighted in the reviews in the same color
Greg Callahan3 reviewsTotal number of Google reviews Greg has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Very thorough and has a good eye for detail!

  • Price assessment: Reasonable price
Response from the owner · 2 months ago

We appreciate the kind feedback Greg, it was a pleasure working with you!

Josh Galaxy7 reviewsTotal number of Google reviews Josh has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Justin was great and knowledgeable and gave us options. He was very honest in letting us know that we didn’t need to add the additional sewer scope because of the way our building was, instead of just up charging us anyways. It was refreshing and won our trust. We’d very much recommend Allco!

  • Price assessment: Great price
Response from the owner · 2 months ago

Thank you for the great review Josh, take care!

Brogan Poole6 reviewsTotal number of Google reviews Brogan has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

I had a fantastic experience working with him! He was incredibly thorough throughout the inspection and truly went above and beyond during the walkthrough with my buyers. He took the time to explain everything in a way that was easy to understand, answered every question, and made sure my buyers felt informed and comfortable every step of the way. He's also very easy to get ahold of and always responsive, which I really appreciate as a real estate agent. His professionalism, attention to detail, and willingness to educate my clients made a lasting impression. I look forward to working with him again and would confidently recommend him to anyone looking for a knowledgeable and thorough home inspector.

Response from the owner · 2 months ago

We appreciate the kind feedback Brogan. We look forward to working with you again soon!

yari aldana4 reviewsTotal number of Google reviews yari has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

It was a pleasure working with Justin! From the initial estimate all the way through to the final inspections and reports, the communication was excellent!

Response from the owner · 3 months ago

Thank you for the great review Yari, take care!

Dj Santos1 reviewTotal number of Google reviews Dj has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Justin ⭐⭐⭐⭐⭐ I couldn’t be happier with the home inspection! Justin was professional, knowledgeable, and extremely thorough from start to finish. He took the time to explain everything he found, answered all of my questions, and made sure I understood the condition of the home. The inspection report was detailed, easy to read, and delivered quickly. His honesty and attention to detail gave us peace of mind during the home-buying process. I highly recommend his services to anyone looking for a reliable and trustworthy home inspector!

Response from the owner · 3 months ago

We appreciate the kind feedback Dj, it was a pleasure working with you!

Alexandria FillaLocal Guide · 38 reviewsTotal number of Google reviews Alexandria has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Justin was super helpful and patient as I asked every possible question. Even in our new build he caught a handful of items that needed to be fixed by the builder adding very detailed notes. Highly recommend!

Response from the owner · 3 months ago

Thank you for the great review Alexandria, it was a pleasure working with you!

audrey Purcell5 reviewsTotal number of Google reviews audrey has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Very efficient by

Response from the owner · 3 months ago

We appreciate the kind feedback Audrey, take care!

Ben Nichols3 reviewsTotal number of Google reviews Ben has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Justin was prompt, on time, and totally on top of it! We were on a very tight timeline with a home closing, and Justin made sure we got our results back in time. 10/10!

Response from the owner · 4 months ago

Thank you for the great review Ben, take care!

Encouraging Development Inc5 reviewsTotal number of Google reviews Encouraging has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Justin from Allco did an amazing job, very thorough, competitive pricing. They were able to schedule us in quickly, produced a high quality report with a fast turn around that helped us in our closing!

Response from the owner · 5 months ago

We appreciate the kind feedback!

Mickey Dollar10 reviewsTotal number of Google reviews Mickey has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Justin was prompt, worked with our schedule to get a quick inspection turnaround, and was thorough in his inspection. Would recommend.

Response from the owner · 5 months ago

Thank you for the review Mickey, it was a pleasure working with you!

Allco Inspection Services on Google Maps →

Business details