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%86+46.9Reliability 24%81+19.6Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty86−1.4Experts Score= 86Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.86SCOREThornton & Grooms
Dearborn, MI · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #12Position by Experts Score among all companies we track in this category. of 20 garbage disposal repair · 4.9★ from 16,288 Google reviews
Report card
Percentile vs other garbage disposal repair (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: reliability.
Reviews for your job
Customers hired Thornton & Grooms for 8 kinds of job.
Thornton & Grooms for a/c system maintenance
Clear ✕All 810 Google reviews tagged “A/C system maintenance” · showing 20
TJ from Thornton & Grooms did our annual furnace inspection on October 27. He performed a thorough check of the heating system in a very professional manner. Explained every procedure. Great job! David Rudd did a great heating inspection today, 10/22/2025,. Explained the process thoroughly, and answered every…
Great very clean and professional
On time,and professional. Informed me every step. Clean And efficient
Excellent knowledge of all things
The guys delivered as promised--done in 8 hours. In spite of doing a major boiler project, they worked quietly. They kept after the mess and left the space clear. They were patient, polite and helpful.
Had Joe in today for an electrical inspection. He was very polite, and quick. I like it that way😊and I'm good to go!
Ben did a great job , as we have come to expect from Thornton & Grooms. Ben flushed and descaled our tankless water heater and while that process ran, Ben installed a replacement toilet in our master bathroom. Ben explained everything that he was going to do and then went over the completed jobs when he was…
Khari from Thornton and Grooms showed up today to check on the house plumbing system. I found him knowledgeable and helpful with advice. I feel confident that we’re in good hands. Thanks Khari!
T & G is best in class service. The home care package is a great deal. The technician’s are smart, professional and efficient. I am a repeat customer.
This company is getting worse. Four years ago, I gave them a 5-star review for helping resolve a plumbing issue I had. This year, at the beginning of summer, I called them to check my AC which was having startup issues. First off, their AI, Casey, is buggy. Due to my own error, it double booked my appointment, and…
Excellent communication through the whole process, from booking through arrival and departing. Professional, courteous, thorough. Greg arrived on time, was very thorough with his inspection of the plumbing system. He replaced a couple seals, drained the hot water heater & installed a couple screws into the HW…
Dante was an excellent technician. He was helpful and knowledgable. Dante kept me informed of what he was doing and how our equipment was running. He did not hard sell us anything, but did let us know where parts were worn.
Had new furnace and air conditioner installed today. Your install team of Kevin and Matthew did an excellent job. courteous and professional.
Very easy to work with, thorough, pretty quick for the job. I would definitely recommend!
Today was the annual plumbing check up with Jerry! Good job! He was punctual, personable, did a thorough check and all looks good. Thank you Jerry and T&G.
Great experience. My technician was very professional and knowledgeable.
Can't say enough about Nick and how professional, friendly and knowledgeable he was. He answered all my questions and gave me tips on my furnace and A/C unit for proper maintenance to maximize efficiencies.
Lucas quickly saw the solution to our water supply problem. Contacted the Royal Oak water department and worked together to solve the problem. All was completed the day after our call.
Very polite and thorough. Nice job! Appreciated the flexibility and accessibility. Highly recommended.
Very timely an efficient!
Price
Bar = middle half of what customers paid · gold mark = category median.
Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| Drain cleaning | 1484 | $39–$295 |
| HVAC system maintenance | 975 | $19–$176 |
| Plumbing pipe repair | 815 | $248–$1.2k |
| A/C system maintenance | 801 | $39–$383 |
| Heating system maintenance | 763 | $19–$161 |
| Plumbing leak detection | 563 | $54–$520 |
| Toilet repair | 471 | $166–$480 |
| Water heater installation | 449 | $1.2k–$2.4k |
