Why one setting outranks everything else
A Google Business Profile has dozens of fields. One of them does more work than the rest put together: the primary category. In the largest expert survey of local ranking factors, it came first of every factor for the map pack, above distance, above reviews. [1]
It makes sense when you think about relevance. Before Google can weigh who is closest or best reviewed, it has to decide who is even in the running for “roofer”. The category is the plainest statement you make about that. A roofing company filed as “Contractor” or “Construction company” is asking Google to guess, and it is competing against businesses that did not make it guess.
Google's rule: pick what you are, not what you do
Google's guidance is to use as few categories as possible to describe the core business, and to choose categories that complete the sentence “this business IS a”, not “this business HAS a”. [2]
What that looks like by trade
These are the categories we would start from, written as they appear in Google's English category list in September 2026. The list changes, and the right answer for a specific business depends on what it actually is, so treat this as a starting point, not a rule.
| Business | Strong primary | Weak or risky |
|---|---|---|
| Roofing company | Roofing contractor | Contractor too broad |
| Plumbing company | Plumber | Water heater installer as primary, if you do far more than that |
| HVAC company | HVAC contractor | Air conditioning store if you do not sell over a counter |
| Electrical contractor | Electrician | Contractor too broad |
| Arborist company | Tree service | Landscaper if you do not landscape |
| Physio clinic | Physiotherapist | Medical clinic a different business |
Secondary categories: fewer is better
You can add more categories after the primary. They help, but far less, and only when they pass the same test. An HVAC contractor that genuinely installs and services furnaces and air conditioners can honestly add heating and air-conditioning categories. A roofer adding “Gutter cleaning service” to catch a second map is describing a business it is not.
Why stretching a category is a bad bet
Misrepresenting what a business is can get the profile suspended. A suspension does not cost you one search. It removes the profile from the map, for every search, until an appeal succeeds. The upside of one extra category is never worth that.
How to see what the businesses beating you chose
Google shows only the primary category on a listing, and sometimes not even that. The full list is still readable:
- Search your money term, such as “furnace repair Abbotsford”, from the town you care about.
- Note the three businesses in the pack.
- For each one, read the categories: in the page source of the listing, or with one of the free browser extensions built to show them.
- Write down the primary for each. The primary is the one doing the work.
If all three pack leaders use “Roofing contractor” and you use “Construction company”, and you really are a roofing contractor, you have probably found the single cheapest fix available to you. The free scan names the businesses holding your zones, which tells you whose categories to check first.
A worked example
Picture a roofing company in Abbotsford with twelve years of work behind it and a profile set up by a nephew when the business started. Its primary category is “Construction company”, with “Roofing contractor” added as a secondary. Its map is strong on its own street and blank almost everywhere else, even though the reviews are good.
The three businesses holding the pack for “roofer Abbotsford” all use “Roofing contractor” as their primary. The fix is not clever: swap the two, so the primary says what the business is. Then add the services it actually sells, in the words BC homeowners use: re-roofing, torch-on flat roofs, moss removal, gutter repair. Leave “Construction company” off unless it genuinely builds.
What happens next is not certain, and it is not instant. What is certain is that the business is now being judged as a roofer, which it was not before. The next weekly measurement on the same grid shows whether that moved anything.
When changing it is a mistake
Change it when
- The current primary is broader than what you are, such as “Contractor”
- It describes a side service rather than the main business
- It was set years ago by someone else and never checked
Leave it when
- The profile was verified or reinstated in the last two weeks or so
- The only reason is to chase a search for work you rarely do
- You are mid-way through an appeal or a verification
A category change can send the profile back through review, and a recently verified profile is best left alone for about two weeks before core fields such as name, address, phone or category are touched. So a category fix belongs in the first month of work, done once and done properly, not tried and reverted as an experiment.
What goes where instead
Once the categories say what you are, the rest of the profile says what you do:
- Services: every service you want calls for, in plain words, including the terms BC customers actually use, such as “perimeter drain” or “pot lights”.
- Description: what you do, where and for whom, in up to 750 characters, with no keyword lists.
- Website link: the most relevant page, not automatically the home page.
The full profile checklist covers each of these in order, and how the map pack works explains where categories sit among the other factors.
Sources
- Whitespark, Local Search Ranking Factors 2026, an expert survey published November 2025. whitespark.ca/local-search-ranking-factors
- Google, “Guidelines for representing your business on Google”, categories section, read September 2026. support.google.com/business/answer/3038177
Where Merkat does this for you: Categories, services, hours and description rebuilt by a person, inside Google's rules, and kept right every month.
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