Germany20 niches · one city
Business leads in Mainz, Germany
Pick a niche and export every matching Mainz business from Google Maps — names, phones, websites and emails. The number next to each is our estimate of how many are waiting.
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Lead lists
Mainz leads by niche
Linked cards open that niche's list with a real sample; dashed ones have no usable sample yet. The big number is our estimate for Mainz; the tags are its sample's emails found and average rating.
Dentists~85emails 10/104.9Plumbers~55emails 10/104.6Electricians~46emails 8/104.9Roofing contractors~39emails 10/104.7HVAC contractors~46emails 8/104.5Real estate agents~180emails 10/104.9Restaurants~340emails 9/104.5Hair salons~130emails 9/104.8Chiropractors~32emails 7/104.8Gyms~54emails 9/104.5Coffee shops~37emails 1/104.7Law firms~140emails 10/104.7Auto repair shops~130emails 8/104.8Landscapers~77emails 7/104.9
Med spas~20no usable sample yet
Accountants~62emails 8/104.9Veterinarians~20emails 5/104.7Physical therapists~39emails 10/104.9Nail salons~69emails n/a (no email check)4.5Moving companies~23emails n/a (no email check)4.9From our samples
Mainz businesses by the numbers
From the sample on each lead list above, pulled from Google Maps between July 2026 and September 2026. How we sample
190
businesses sampled across 19 categories
94%
82%
4.7
average Google rating
- WebsitesNail salons are the most likely to lack a website of their own — 3 of 10 have none, or only a social or booking page.
- EmailsContact emails were easiest to find for dentists (10 of 10) and hardest for coffee shops (1 of 10).
- Most reviewedThe most-reviewed business we saw is El Burro, from the restaurants sample, with 4,222 reviews.
- ChainsMulti-location brands show up most among real estate agents: 2 of 10 share a website with another branch.
Every figure by category, in one table
| Category | Avg rating | Median reviews | Own website | Email found |
|---|---|---|---|---|
| Dentists | 4.9★ | 220 | 10/10 | 10/10 |
| Plumbers | 4.6★ | 30 | 10/10 | 10/10 |
| Electricians | 4.9★ | 17 | 10/10 | 8/10 |
| Roofing contractors | 4.7★ | 37 | 10/10 | 10/10 |
| HVAC contractors | 4.5★ | 38 | 9/10 | 8/10 |
| Real estate agents | 4.9★ | 59 | 10/10 | 10/10 |
| Restaurants | 4.5★ | 1,452 | 10/10 | 9/10 |
| Hair salons | 4.8★ | 335 | 10/10 | 9/10 |
| Chiropractors | 4.8★ | 23 | 8/10 | 7/10 |
| Gyms | 4.5★ | 478 | 10/10 | 9/10 |
| Coffee shops | 4.7★ | 269 | 8/10 | 1/10 |
| Law firms | 4.7★ | 70 | 10/10 | 10/10 |
| Auto repair shops | 4.8★ | 103 | 9/10 | 8/10 |
| Landscapers | 4.9★ | 27 | 9/10 | 7/10 |
| Accountants | 4.9★ | 9 | 8/10 | 8/10 |
| Veterinarians | 4.7★ | 245 | 10/10 | 5/10 |
| Physical therapists | 4.9★ | 46 | 10/10 | 10/10 |
| Nail salons | 4.5★ | 78 | 7/10 | — |
| Moving companies | 4.9★ | 43 | 10/10 | — |
How we counted
Counts are out of each category's sample. A dash means that figure isn't in the sample — for emails, that the lookup wasn't run.
Nearby
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Guides
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Leads in Mainz
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