Find clients for your agency in London
The London census metropolitan area counts 2,623 local businesses of the kinds agencies sell websites, SEO and ads to. The biggest groups: 949 restaurants and food service, 456 residential builders and 423 plumbing, heating and electrical contractors. 84 advertising, PR and media agencies compete for them.
The local businesses agencies sell to in London
Counts of businesses with employees by trade in the London census metropolitan area, per 10,000 residents, against the median of the 15 largest Canadian metro areas.
| Trade | Businesses | Per 10,000 residents | vs median |
|---|---|---|---|
| Auto repair shops | 329 | 5.2 | at the median |
| Real estate agents and brokers | 176 | 2.8 | −5% |
| Plumbing, heating and electrical contractors | 423 | 6.7 | −5% |
| Hair, beauty and personal care | 290 | 4.6 | −7% |
| Residential builders | 456 | 7.2 | −7% |
| Restaurants and food service | 949 | 15.0 | −13% |
Source: Statistics Canada, Canadian Business Counts, June 2026; population 633,002 (Statistics Canada estimate, July 2025). Statistics Canada publishes metro counts by 4-digit industry, so some trades are grouped. Counts change as businesses open and close.
Where London stands out
- Auto repair shops: 5.2 per 10,000 residents, 0% above the median of the 15 largest Canadian metro areas (rank 8 of 15).
- Real estate agents and brokers: 2.8 per 10,000 residents, 5% below the median (rank 10).
- Restaurants and food service: scarcer here (13% below the median), so fewer prospects, each with fewer rivals.
- Competition: 84 advertising, PR and media agencies for 16,507 businesses of all kinds, one for every 197. The median across the 15 largest Canadian metro areas is one for every 205, so London ranks 10 of 15 on businesses per agency (1 is the least crowded): a crowded agency market, where niching on one trade and leading with proof wins.
How London compares with nearby and similar cities
Of these 7 cities, Toronto has the most of these businesses per resident and Oshawa the most businesses per agency.
| City | Local businesses | Per 10,000 residents | Businesses per agency | Strongest trade, vs median |
|---|---|---|---|---|
| London | 2,623 | 41 | 197 | Auto repair shops (at the median) |
| St. Catharines–Niagara | 2,291 | 45 | 251 | Plumbing, heating and electrical contractors (+7%) |
| Oshawa | 1,783 | 36 | 322 | Real estate agents and brokers (+5%) |
| Windsor | 2,083 | 43 | 303 | Restaurants and food service (at the median) |
| Halifax | 2,505 | 46 | 205 | Plumbing, heating and electrical contractors (+32%) |
| Toronto | 37,028 | 52 | 135 | Real estate agents and brokers (+76%) |
| Montréal | 22,869 | 50 | 123 | Residential builders (+36%) |
Your first three lists in London
- Restaurants and food service: 949 businesses, close to the median per resident, so the volume is the reason to start here (rank 13 of 15).
- Residential builders: 456 businesses, close to the median per resident, so the volume is the reason to start here (rank 11 of 15).
- Plumbing, heating and electrical contractors: 423 businesses, close to the median per resident, so the volume is the reason to start here (rank 10 of 15).
How to work a list, from the "No website" filter to the first call: LeadsIt for agencies.
Frequently asked questions
How many local businesses can an agency prospect in London?
Statistics Canada, Canadian Business Counts, June 2026 counts 2,623 businesses with employees in the trades on this page in the London census metropolitan area, including 949 restaurants and food service, 456 residential builders and 423 plumbing, heating and electrical contractors.
How many marketing agencies are there in London?
84 advertising, PR and media agencies in the London census metropolitan area (Statistics Canada, Canadian Business Counts, June 2026), one for every 197 businesses, against a median of one for every 205 across the 15 largest Canadian metro areas.
Which trade should an agency target first in London?
By volume, restaurants and food service (949). Relative to its size, London stands out most on auto repair shops: 5.2 per 10,000 residents, rank 8 of 15.