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Due diligenceExpert answer · 1 min read

How do I check an HVAC company’s customer reviews across Google and social pages?

Read the reviews on every public page where customers post, not just the best-rated one. Look at the recent ones, how the owner replies and which complaints repeat. Then compare what customers say with the company’s own job and complaint records, because a rating alone does not show how the work is actually done.

List every place customers leave comments: search listings, social pages, local directories and neighbourhood groups. Read each from newest to oldest. Recent comments show how the company works now, and older ones show how it has changed.

Look for themes rather than single stories. Repeated notes about late arrivals, unclear pricing or repeat visits point to a real issue. Repeated praise for named technicians is useful too, because it shows who customers trust and who you should keep. Do not ignore the absence of reviews. A company with a steady flow of work but few comments may simply not ask, and that is a chance to build trust after the sale by making the request routine.

Check how the owner responds. Calm, specific replies show care. Defensive replies or silence suggest the company may not handle problems well. Also watch for reviews that look written by friends or staff, and ask the owner how reviews are collected. Finally, compare the reviews with internal records: jobs done, callbacks and refunds. If the story online and the story in the books disagree, ask why. Reviews can also be removed or hidden, so ask the seller to show any dispute notes. Your accountant and lawyer can advise on the rest.

Key takeaways

  • Read every page where customers post, newest first.
  • Look for repeated themes and how the owner replies.
  • Compare review stories with job, callback and refund records.

Sources

This answer is checked against primary sources. Links were last confirmed on the dates shown.

  1. 01
    Business Development Bank of CanadaGovernment
    How to conduct due diligence when buying a business
    bdc.ca·Checked Oct 21, 2026
  2. 02
    Business Development Bank of CanadaGovernment
    What are the steps to buying a business?
    bdc.ca·Checked Oct 21, 2026

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